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27,080

27,080 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.).
Abundant Number Gapful Number Odious Number Pernicious Number Recamán's Sequence Semiperfect Number

Properties

Parity
Even
Digit count
5
Digit sum
17
Digit product
0
Digital root
8
Palindrome
No
Bit width
15 bits
Reversed
8,072
Recamán's sequence
a(314,812) = 27,080
Square (n²)
733,326,400
Cube (n³)
19,858,478,912,000
Divisor count
16
σ(n) — sum of divisors
61,020
φ(n) — Euler's totient
10,816
Sum of prime factors
688

Primality

Prime factorization: 2 3 × 5 × 677

Nearest primes: 27,077 (−3) · 27,091 (+11)

Divisors & multiples

All divisors (16)
1 · 2 · 4 · 5 · 8 · 10 · 20 · 40 · 677 · 1354 · 2708 · 3385 · 5416 · 6770 · 13540 (half) · 27080
Aliquot sum (sum of proper divisors): 33,940
Factor pairs (a × b = 27,080)
1 × 27080
2 × 13540
4 × 6770
5 × 5416
8 × 3385
10 × 2708
20 × 1354
40 × 677
First multiples
27,080 · 54,160 (double) · 81,240 · 108,320 · 135,400 · 162,480 · 189,560 · 216,640 · 243,720 · 270,800

Sums & aliquot sequence

As a sum of two squares: 46² + 158² = 58² + 154²
As consecutive integers: 5,414 + 5,415 + 5,416 + 5,417 + 5,418 1,685 + 1,686 + … + 1,700 299 + 300 + … + 378
Aliquot sequence: 27,080 33,940 37,376 38,326 19,166 14,602 11,048 9,682 5,294 2,650 2,372 1,786 1,094 550 566 286 218 — unresolved within range

Representations

In words
twenty-seven thousand eighty
Ordinal
27080th
Binary
110100111001000
Octal
64710
Hexadecimal
0x69C8
Base64
acg=
One's complement
38,455 (16-bit)
In other bases
ternary (3) 1101010222
quaternary (4) 12213020
quinary (5) 1331310
senary (6) 325212
septenary (7) 141644
nonary (9) 41128
undecimal (11) 19389
duodecimal (12) 13808
tridecimal (13) c431
tetradecimal (14) 9c24
pentadecimal (15) 8055

Historical numeral systems

Babylonian (base 60)
𒁹𒁹𒁹𒁹𒁹𒁹𒁹 𒌋𒌋𒌋𒁹 𒌋𒌋
Egyptian hieroglyphic
𓂍𓂍𓆼𓆼𓆼𓆼𓆼𓆼𓆼𓎆𓎆𓎆𓎆𓎆𓎆𓎆𓎆
Greek (Milesian)
͵κζπʹ
Mayan (base 20)
𝋣·𝋧·𝋮·𝋠
Chinese
二萬七千零八十
Chinese (financial)
貳萬柒仟零捌拾
In other modern scripts
Eastern Arabic ٢٧٠٨٠ Devanagari २७०८० Bengali ২৭০৮০ Tamil ௨௭௦௮௦ Thai ๒๗๐๘๐ Tibetan ༢༧༠༨༠ Khmer ២៧០៨០ Lao ໒໗໐໘໐ Burmese ၂၇၀၈၀

Digit at this position in famous constants

π — Pi (π)
Digit 27,080 = 6
e — Euler's number (e)
Digit 27,080 = 6
φ — Golden ratio (φ)
Digit 27,080 = 4
√2 — Pythagoras's (√2)
Digit 27,080 = 4
ln 2 — Natural log of 2
Digit 27,080 = 2
γ — Euler-Mascheroni (γ)
Digit 27,080 = 2

Also seen as

Goldbach decomposition

Goldbach's conjecture says every even integer greater than 2 is the sum of two primes. For 27080, here are decompositions:

  • 3 + 27077 = 27080
  • 7 + 27073 = 27080
  • 13 + 27067 = 27080
  • 19 + 27061 = 27080
  • 37 + 27043 = 27080
  • 127 + 26953 = 27080
  • 199 + 26881 = 27080
  • 241 + 26839 = 27080

Showing the first eight; more decompositions exist.

Unicode codepoint
CJK Unified Ideograph-69C8
U+69C8
Other letter (Lo)

UTF-8 encoding: E6 A7 88 (3 bytes).

Hex color
#0069C8
RGB(0, 105, 200)
IPv4 address

As an unsigned 32-bit integer, this is the IPv4 address 0.0.105.200.

Address
0.0.105.200
Class
reserved
IPv4-mapped IPv6
::ffff:0.0.105.200

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

Position in π

The digit sequence 27080 first appears in π at position 203,521 of the decimal expansion (the 203,521ordinal-suffix:st digit after the integer 3).

Search range: the first 1,000,000 fractional digits of π. Any 6-digit-or-shorter string is virtually guaranteed to appear in there — the more interesting signal is the position.