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136,560

136,560 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.).

136,560 (one hundred thirty-six thousand five hundred sixty) is an even 6-digit number. It is a composite number with 40 divisors, and factors as 2⁴ × 3 × 5 × 569. Its proper divisors sum to 287,520, more than the number itself, making it an abundant number. Written other ways, in hexadecimal, 0x21570.

Abundant Number Arithmetic Number Gapful Number Odious Number Pernicious Number Practical Number Refactorable Number Semiperfect Number

Interestingness

Properties

Parity
Even
Digit count
6
Digit sum
21
Digit product
0
Digital root
3
Palindrome
No
Bit width
18 bits
Reversed
65,631
Square (n²)
18,648,633,600
Cube (n³)
2,546,657,404,416,000
Divisor count
40
σ(n) — sum of divisors
424,080
φ(n) — Euler's totient
36,352
Sum of prime factors
585

Primality

Prime factorization: 2 4 × 3 × 5 × 569

Nearest primes: 136,559 (−1) · 136,573 (+13)

Divisors & multiples

All divisors (40)
1 · 2 · 3 · 4 · 5 · 6 · 8 · 10 · 12 · 15 · 16 · 20 · 24 · 30 · 40 · 48 · 60 · 80 · 120 · 240 · 569 · 1138 · 1707 · 2276 · 2845 · 3414 · 4552 · 5690 · 6828 · 8535 · 9104 · 11380 · 13656 · 17070 · 22760 · 27312 · 34140 · 45520 · 68280 (half) · 136560
Aliquot sum (sum of proper divisors): 287,520
Factor pairs (a × b = 136,560)
1 × 136560
2 × 68280
3 × 45520
4 × 34140
5 × 27312
6 × 22760
8 × 17070
10 × 13656
12 × 11380
15 × 9104
16 × 8535
20 × 6828
24 × 5690
30 × 4552
40 × 3414
48 × 2845
60 × 2276
80 × 1707
120 × 1138
240 × 569
First multiples
136,560 · 273,120 (double) · 409,680 · 546,240 · 682,800 · 819,360 · 955,920 · 1,092,480 · 1,229,040 · 1,365,600

Sums & aliquot sequence

As consecutive integers: 45,519 + 45,520 + 45,521 27,310 + 27,311 + 27,312 + 27,313 + 27,314 9,097 + 9,098 + … + 9,111 4,252 + 4,253 + … + 4,283
Aliquot sequence: 136,560 287,520 619,680 1,333,824 2,195,760 5,589,456 8,850,096 16,538,904 29,787,156 63,634,284 128,208,276 261,679,404 448,594,860 986,910,036 1,759,279,788 3,327,797,844 6,614,518,540 — unresolved within range

Continued fraction of √n

√136,560 = [369; (1, 1, 5, 1, 2, 2, 4, 1, 5, 1, 5, 2, 1, 3, 1, 14, 3, 2, 1, 2, 2, 1, 2, 1, …)]

Period length 56 — the block in parentheses repeats forever.

Representations

In words
one hundred thirty-six thousand five hundred sixty
Ordinal
136560th
Binary
100001010101110000
Octal
412560
Hexadecimal
0x21570
Base64
AhVw
One's complement
4,294,830,735 (32-bit)
Scientific notation
1.3656 × 10⁵
As a duration
136,560 s = 1 day, 13 hours, 56 minutes
In other bases
ternary (3) 20221022210
quaternary (4) 201111300
quinary (5) 13332220
senary (6) 2532120
septenary (7) 1106064
nonary (9) 227283
undecimal (11) 93666
duodecimal (12) 67040
tridecimal (13) 4a208
tetradecimal (14) 37aa4
pentadecimal (15) 2a6e0

As an angle

136,560° = 379 × 360° + 120°
120° ≈ 2.094 rad
Compass bearing: ESE (east-southeast)

Historical numeral systems

Babylonian (base 60)
𒌋𒌋𒌋𒁹𒁹𒁹𒁹𒁹𒁹𒁹 𒌋𒌋𒌋𒌋𒌋𒁹𒁹𒁹𒁹𒁹𒁹 ·
Egyptian hieroglyphic
𓆐𓂍𓂍𓂍𓆼𓆼𓆼𓆼𓆼𓆼𓍢𓍢𓍢𓍢𓍢𓎆𓎆𓎆𓎆𓎆𓎆
Greek (Milesian)
͵ρλϛφξʹ
Mayan (base 20)
𝋱·𝋡·𝋨·𝋠
Chinese
一十三萬六千五百六十
Chinese (financial)
壹拾參萬陸仟伍佰陸拾
In other modern scripts
Eastern Arabic ١٣٦٥٦٠ Devanagari १३६५६० Bengali ১৩৬৫৬০ Tamil ௧௩௬௫௬௦ Thai ๑๓๖๕๖๐ Tibetan ༡༣༦༥༦༠ Khmer ១៣៦៥៦០ Lao ໑໓໖໕໖໐ Burmese ၁၃၆၅၆၀

Also seen as

Goldbach decomposition

Goldbach's conjecture says every even integer greater than 2 is the sum of two primes. For 136560, here are decompositions:

  • 13 + 136547 = 136560
  • 19 + 136541 = 136560
  • 23 + 136537 = 136560
  • 29 + 136531 = 136560
  • 37 + 136523 = 136560
  • 41 + 136519 = 136560
  • 59 + 136501 = 136560
  • 79 + 136481 = 136560

Showing the first eight; more decompositions exist.

Unicode codepoint
𡕰
CJK Unified Ideograph-21570
U+21570
Other letter (Lo)

UTF-8 encoding: F0 A1 95 B0 (4 bytes).

Hex color
#021570
RGB(2, 21, 112)
IPv4 address

As an unsigned 32-bit integer, this is the IPv4 address 0.2.21.112.

Address
0.2.21.112
Class
reserved
IPv4-mapped IPv6
::ffff:0.2.21.112

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 136,560 and was likely granted around 1872.

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°.