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500,500

500,500 is a composite number, even.

This number doesn't have a permanent NumberWiki page yet — what you see below is computed live. Pages get added to the permanent index when they're notable (years, primes, curated, etc.).

500,500 (five hundred thousand five hundred) is an even 6-digit number. It is a composite number with 96 divisors, and factors as 2² × 5³ × 7 × 11 × 13. Its proper divisors sum to 967,148, more than the number itself, making it an abundant number. It is the 1,000th triangular number. Written other ways, in hexadecimal, 0x7A314.

Abundant Number Arithmetic Number Gapful Number Harshad / Niven Kaprekar Number Odious Number Practical Number Triangular Weird Number

Interestingness

Properties

Parity
Even
Digit count
6
Digit sum
10
Digit product
0
Digital root
1
Palindrome
No
Bit width
19 bits
Reversed
5,005
Square (n²)
250,500,250,000
Cube (n³)
125,375,375,125,000,000
Divisor count
96
σ(n) — sum of divisors
1,467,648
φ(n) — Euler's totient
144,000
Sum of prime factors
50

Primality

Prime factorization: 2 2 × 5 3 × 7 × 11 × 13

Nearest primes: 500,483 (−17) · 500,501 (+1)

Divisors & multiples

All divisors (96)
1 · 2 · 4 · 5 · 7 · 10 · 11 · 13 · 14 · 20 · 22 · 25 · 26 · 28 · 35 · 44 · 50 · 52 · 55 · 65 · 70 · 77 · 91 · 100 · 110 · 125 · 130 · 140 · 143 · 154 · 175 · 182 · 220 · 250 · 260 · 275 · 286 · 308 · 325 · 350 · 364 · 385 · 455 · 500 · 550 · 572 · 650 · 700 · 715 · 770 · 875 · 910 · 1001 · 1100 · 1300 · 1375 · 1430 · 1540 · 1625 · 1750 · 1820 · 1925 · 2002 · 2275 · 2750 · 2860 · 3250 · 3500 · 3575 · 3850 · 4004 · 4550 · 5005 · 5500 · 6500 · 7150 · 7700 · 9100 · 9625 · 10010 · 11375 · 14300 · 17875 · 19250 · 20020 · 22750 · 25025 · 35750 · 38500 · 45500 · 50050 · 71500 · 100100 · 125125 · 250250 (half) · 500500
Aliquot sum (sum of proper divisors): 967,148
Factor pairs (a × b = 500,500)
1 × 500500
2 × 250250
4 × 125125
5 × 100100
7 × 71500
10 × 50050
11 × 45500
13 × 38500
14 × 35750
20 × 25025
22 × 22750
25 × 20020
26 × 19250
28 × 17875
35 × 14300
44 × 11375
50 × 10010
52 × 9625
55 × 9100
65 × 7700
70 × 7150
77 × 6500
91 × 5500
100 × 5005
110 × 4550
125 × 4004
130 × 3850
140 × 3575
143 × 3500
154 × 3250
175 × 2860
182 × 2750
220 × 2275
250 × 2002
260 × 1925
275 × 1820
286 × 1750
308 × 1625
325 × 1540
350 × 1430
364 × 1375
385 × 1300
455 × 1100
500 × 1001
550 × 910
572 × 875
650 × 770
700 × 715
First multiples
500,500 · 1,001,000 (double) · 1,501,500 · 2,002,000 · 2,502,500 · 3,003,000 · 3,503,500 · 4,004,000 · 4,504,500 · 5,005,000

Sums & aliquot sequence

As consecutive integers: 100,098 + 100,099 + 100,100 + 100,101 + 100,102 71,497 + 71,498 + … + 71,503 62,559 + 62,560 + … + 62,566 45,495 + 45,496 + … + 45,505
Aliquot sequence: 500,500 967,148 1,116,724 1,116,780 2,458,260 6,068,076 11,350,164 19,931,436 38,681,664 85,237,824 172,509,184 175,598,576 184,637,296 174,435,704 152,853,496 134,840,504 118,286,896 — unresolved within range

Continued fraction of √n

√500,500 = [707; (2, 5, 1, 3, 1, 2, 1, 2, 1, 9, 10, 1, 2, 3, 5, 6, 10, 56, 2, 156, 1, 2, 1, 1, …)]

Representations

In words
five hundred thousand five hundred
Ordinal
500500th
Binary
1111010001100010100
Octal
1721424
Hexadecimal
0x7A314
Base64
B6MU
One's complement
4,294,466,795 (32-bit)
Scientific notation
5.005 × 10⁵
As a duration
500,500 s = 5 days, 19 hours, 1 minute, 40 seconds
In other bases
ternary (3) 221102120001
quaternary (4) 1322030110
quinary (5) 112004000
senary (6) 14421044
septenary (7) 4153120
nonary (9) 842501
undecimal (11) 312040
duodecimal (12) 201784
tridecimal (13) 146a70
tetradecimal (14) d0580
pentadecimal (15) 9d46a

As an angle

500,500° = 1,390 × 360° + 100°
100° ≈ 1.745 rad
Compass bearing: E (east)

Historical numeral systems

Babylonian (base 60)
𒁹𒁹 𒌋𒁹𒁹𒁹𒁹𒁹𒁹𒁹𒁹𒁹 𒁹 𒌋𒌋𒌋𒌋
Egyptian hieroglyphic
𓆐𓆐𓆐𓆐𓆐𓍢𓍢𓍢𓍢𓍢
Greek (Milesian)
͵φφʹ
Chinese
五十萬零五百
Chinese (financial)
伍拾萬零伍佰
In other modern scripts
Eastern Arabic ٥٠٠٥٠٠ Devanagari ५००५०० Bengali ৫০০৫০০ Tamil ௫௦௦௫௦௦ Thai ๕๐๐๕๐๐ Tibetan ༥༠༠༥༠༠ Khmer ៥០០៥០០ Lao ໕໐໐໕໐໐ Burmese ၅၀၀၅၀၀

Also seen as

Goldbach decomposition

Goldbach's conjecture says every even integer greater than 2 is the sum of two primes. For 500500, here are decompositions:

  • 17 + 500483 = 500500
  • 29 + 500471 = 500500
  • 41 + 500459 = 500500
  • 83 + 500417 = 500500
  • 107 + 500393 = 500500
  • 131 + 500369 = 500500
  • 137 + 500363 = 500500
  • 167 + 500333 = 500500

Showing the first eight; more decompositions exist.

Hex color
#07A314
RGB(7, 163, 20)
IPv4 address

As an unsigned 32-bit integer, this is the IPv4 address 0.7.163.20.

Address
0.7.163.20
Class
reserved
IPv4-mapped IPv6
::ffff:0.7.163.20

Unspecified address (0.0.0.0/8) — "this network" placeholder.

Possible US patent number

This number falls in the range of US utility patent numbers. If it's a patent, it would be issued as US 500,500 and was likely granted around 1893.

Patent numbers below 100,000 are excluded as too ambiguous; modern numbering currently reaches roughly 12.5 million.

Related reading

  • Triangular numbers — 1, 3, 6, 10, 15 … the counting numbers stacked into triangles, and Gauss's famous shortcut for summing them.
  • Babylonian numerals — The base-60 cuneiform system that gave us 60 minutes, 60 seconds, and 360°.