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513,120

513,120 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.).

513,120 (five hundred thirteen thousand one hundred twenty) is an even 6-digit number. It is a composite number with 48 divisors, and factors as 2⁵ × 3 × 5 × 1,069. Its proper divisors sum to 1,104,720, more than the number itself, making it an abundant number. Written other ways, in hexadecimal, 0x7D460.

Abundant Number Arithmetic Number Harshad / Niven Odious Number Practical Number Refactorable Number Semiperfect Number

Interestingness

Properties

Parity
Even
Digit count
6
Digit sum
12
Digit product
0
Digital root
3
Palindrome
No
Bit width
19 bits
Reversed
21,315
Square (n²)
263,292,134,400
Cube (n³)
135,100,460,003,328,000
Divisor count
48
σ(n) — sum of divisors
1,617,840
φ(n) — Euler's totient
136,704
Sum of prime factors
1,087

Primality

Prime factorization: 2 5 × 3 × 5 × 1069

Nearest primes: 513,109 (−11) · 513,131 (+11)

Divisors & multiples

All divisors (48)
1 · 2 · 3 · 4 · 5 · 6 · 8 · 10 · 12 · 15 · 16 · 20 · 24 · 30 · 32 · 40 · 48 · 60 · 80 · 96 · 120 · 160 · 240 · 480 · 1069 · 2138 · 3207 · 4276 · 5345 · 6414 · 8552 · 10690 · 12828 · 16035 · 17104 · 21380 · 25656 · 32070 · 34208 · 42760 · 51312 · 64140 · 85520 · 102624 · 128280 · 171040 · 256560 (half) · 513120
Aliquot sum (sum of proper divisors): 1,104,720
Factor pairs (a × b = 513,120)
1 × 513120
2 × 256560
3 × 171040
4 × 128280
5 × 102624
6 × 85520
8 × 64140
10 × 51312
12 × 42760
15 × 34208
16 × 32070
20 × 25656
24 × 21380
30 × 17104
32 × 16035
40 × 12828
48 × 10690
60 × 8552
80 × 6414
96 × 5345
120 × 4276
160 × 3207
240 × 2138
480 × 1069
First multiples
513,120 · 1,026,240 (double) · 1,539,360 · 2,052,480 · 2,565,600 · 3,078,720 · 3,591,840 · 4,104,960 · 4,618,080 · 5,131,200

Sums & aliquot sequence

As consecutive integers: 171,039 + 171,040 + 171,041 102,622 + 102,623 + 102,624 + 102,625 + 102,626 34,201 + 34,202 + … + 34,215 7,986 + 7,987 + … + 8,049
Aliquot sequence: 513,120 1,104,720 2,320,656 4,137,264 8,009,776 7,596,368 8,548,432 8,226,288 18,088,000 38,970,560 54,456,736 58,398,944 63,338,224 59,620,920 119,242,200 362,869,800 783,351,480 — unresolved within range

Continued fraction of √n

√513,120 = [716; (3, 11, 1, 1, 36, 4, 1, 2, 5, 1, 1, 1, 3, 8, 4, 1, 12, 9, 1, 4, 17, 1, 2, 2, …)]

Representations

In words
five hundred thirteen thousand one hundred twenty
Ordinal
513120th
Binary
1111101010001100000
Octal
1752140
Hexadecimal
0x7D460
Base64
B9Rg
One's complement
4,294,454,175 (32-bit)
Scientific notation
5.1312 × 10⁵
As a duration
513,120 s = 5 days, 22 hours, 32 minutes
In other bases
ternary (3) 222001212110
quaternary (4) 1331101200
quinary (5) 112404440
senary (6) 14555320
septenary (7) 4234656
nonary (9) 861773
undecimal (11) 320573
duodecimal (12) 208b40
tridecimal (13) 14c72a
tetradecimal (14) d4dd6
pentadecimal (15) a2080

As an angle

513,120° = 1,425 × 360° + 120°
120° ≈ 2.094 rad
Compass bearing: ESE (east-southeast)

Historical numeral systems

Babylonian (base 60)
𒁹𒁹 𒌋𒌋𒁹𒁹 𒌋𒌋𒌋𒁹𒁹 ·
Egyptian hieroglyphic
𓆐𓆐𓆐𓆐𓆐𓂍𓆼𓆼𓆼𓍢𓎆𓎆
Greek (Milesian)
͵φιγρκʹ
Chinese
五十一萬三千一百二十
Chinese (financial)
伍拾壹萬參仟壹佰貳拾
In other modern scripts
Eastern Arabic ٥١٣١٢٠ Devanagari ५१३१२० Bengali ৫১৩১২০ Tamil ௫௧௩௧௨௦ Thai ๕๑๓๑๒๐ Tibetan ༥༡༣༡༢༠ Khmer ៥១៣១២០ Lao ໕໑໓໑໒໐ Burmese ၅၁၃၁၂၀

Also seen as

Goldbach decomposition

Goldbach's conjecture says every even integer greater than 2 is the sum of two primes. For 513120, here are decompositions:

  • 11 + 513109 = 513120
  • 17 + 513103 = 513120
  • 19 + 513101 = 513120
  • 37 + 513083 = 513120
  • 53 + 513067 = 513120
  • 61 + 513059 = 513120
  • 67 + 513053 = 513120
  • 73 + 513047 = 513120

Showing the first eight; more decompositions exist.

Hex color
#07D460
RGB(7, 212, 96)
IPv4 address

As an unsigned 32-bit integer, this is the IPv4 address 0.7.212.96.

Address
0.7.212.96
Class
reserved
IPv4-mapped IPv6
::ffff:0.7.212.96

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 513,120 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

  • Babylonian numerals — The base-60 cuneiform system that gave us 60 minutes, 60 seconds, and 360°.