Jump to content

Main menu Navigation ●Main page ●Contents ●Current events ●Random article ●About Wikipedia ●Contact us ●Donate Contribute ●Help ●Learn to edit ●Community portal ●Recent changes ●Upload file

Search

●Create account ●Log in ●Create account ● Log in Pages for logged out editors learn more ●Contributions ●Talk

Contents

(Top) 1 In Mathematics 2 See also 3 References

207 (number)

●العربية ●Azərbaycanca ●تۆرکجه ●閩南語 / Bân-lâm-gú ●Български ●Català ●Čeština ●Emiliàn e rumagnòl ●Euskara ●فارسی ●Français ●Gaeilge ●한국어 ●Italiano ●Kiswahili ●Kreyòl ayisyen ●Magyar ●Македонски ●مازِرونی ●Bahasa Melayu ●ꯃꯤꯇꯩ ꯂꯣꯟ ●閩東語 / Mìng-dĕ̤ng-ngṳ̄ ●日本語 ●Norsk bokmål ●Oʻzbekcha / ўзбекча ●پښتو ●Polski ●Română ●Sesotho sa Leboa ●Slovenščina ●کوردی ●Svenska ●Татарча / tatarça ●Українська ●اردو ●Tiếng Việt ●粵語 ●中文 Edit links ●Article ●Talk ●Read ●Edit ●View history Tools Actions ●Read ●Edit ●View history General ●What links here ●Related changes ●Upload file ●Special pages ●Permanent link ●Page information ●Cite this page ●Get shortened URL ●Download QR code ●Wikidata item Print/export ●Download as PDF ●Printable version In other projects ●Wikimedia Commons Appearance From Wikipedia, the free encyclopedia

207

← 200 201 202 203 204 205 206 207 208 209 →

List of numbers

← 0 100 200 300 400 500 600 700 800 900 →

two hundred seven

207th
(two hundred seventh)

3² × 23

1, 3, 9, 23, 69, 207

ΣΖ´

CCVII

11001111₂

21200₃

543₆

317₈

153₁₂

CF₁₆

207 (two hundred [and] seven) is the natural number following 206 and preceding 208. It is an odd composite number with a prime factorizationof $3^{2}\cdot 23$ .

In Mathematics[edit]

207 is a Wedderburn-Etherington number.^[1]

There are exactly 207 different matchstick graphs with eight edges.^[2]^[3]

207 is a deficient number, as 207's proper divisors (divisors not including the number itself) only add up to 105: $1+3+9+23+69=105<207$ .

See also[edit]

References[edit]

^ Sloane, N. J. A. (ed.). "Sequence A001190 (Wedderburn-Etherington numbers)". The On-Line Encyclopedia of Integer Sequences. OEIS Foundation.

^ Sloane, N. J. A. (ed.). "Sequence A066951 (Number of nonisomorphic connected graphs that can be drawn in the plane using n unit-length edges)". The On-Line Encyclopedia of Integer Sequences. OEIS Foundation.

^ Salvia, Raffaele (2013). "A catalog for matchstick graphs". arXiv:1303.5965 [math.CO].

t

e

0
1
2
3
4
5
6
7
8
9

10
11
12
13
14
15
16
17
18
19

20
21
22
23
24
25
26
27
28
29

30
31
32
33
34
35
36
37
38
39

40
41
42
43
44
45
46
47
48
49

50
51
52
53
54
55
56
57
58
59

60
61
62
63
64
65
66
67
68
69

70
71
72
73
74
75
76
77
78
79

80
81
82
83
84
85
86
87
88
89

90
91
92
93
94
95
96
97
98
99

≥1000

This article about a number is a stub. You can help Wikipedia by expanding it.

t

e

Retrieved from "https://en.wikipedia.org/w/index.php?title=207_(number)&oldid=1220250595" Categories: ●Integers ●Number stubs Hidden categories: ●Articles with short description ●Short description matches Wikidata ●All stub articles ●This page was last edited on 22 April 2024, at 17:30 (UTC). ●Text is available under the Creative Commons Attribution-ShareAlike License 4.0; additional terms may apply. By using this site, you agree to the Terms of Use and Privacy Policy. Wikipedia® is a registered trademark of the Wikimedia Foundation, Inc., a non-profit organization. ●Privacy policy ●About Wikipedia ●Disclaimers ●Contact Wikipedia ●Code of Conduct ●Developers ●Statistics ●Cookie statement ●Mobile view