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80,340

80,340 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 Arithmetic Number Harshad / Niven Odious Number Practical Number Recamán's Sequence Semiperfect Number

Properties

Parity
Even
Digit count
5
Digit sum
15
Digit product
0
Digital root
6
Palindrome
No
Bit width
17 bits
Reversed
4,308
Recamán's sequence
a(119,427) = 80,340
Square (n²)
6,454,515,600
Cube (n³)
518,555,783,304,000
Divisor count
48
σ(n) — sum of divisors
244,608
φ(n) — Euler's totient
19,584
Sum of prime factors
128

Primality

Prime factorization: 2 2 × 3 × 5 × 13 × 103

Nearest primes: 80,329 (−11) · 80,341 (+1)

Divisors & multiples

All divisors (48)
1 · 2 · 3 · 4 · 5 · 6 · 10 · 12 · 13 · 15 · 20 · 26 · 30 · 39 · 52 · 60 · 65 · 78 · 103 · 130 · 156 · 195 · 206 · 260 · 309 · 390 · 412 · 515 · 618 · 780 · 1030 · 1236 · 1339 · 1545 · 2060 · 2678 · 3090 · 4017 · 5356 · 6180 · 6695 · 8034 · 13390 · 16068 · 20085 · 26780 · 40170 (half) · 80340
Aliquot sum (sum of proper divisors): 164,268
Factor pairs (a × b = 80,340)
1 × 80340
2 × 40170
3 × 26780
4 × 20085
5 × 16068
6 × 13390
10 × 8034
12 × 6695
13 × 6180
15 × 5356
20 × 4017
26 × 3090
30 × 2678
39 × 2060
52 × 1545
60 × 1339
65 × 1236
78 × 1030
103 × 780
130 × 618
156 × 515
195 × 412
206 × 390
260 × 309
First multiples
80,340 · 160,680 (double) · 241,020 · 321,360 · 401,700 · 482,040 · 562,380 · 642,720 · 723,060 · 803,400

Sums & aliquot sequence

As consecutive integers: 26,779 + 26,780 + 26,781 16,066 + 16,067 + 16,068 + 16,069 + 16,070 10,039 + 10,040 + … + 10,046 6,174 + 6,175 + … + 6,186
Aliquot sequence: 80,340 164,268 302,016 643,880 804,940 902,612 745,804 559,360 912,320 1,260,904 1,115,996 1,116,052 1,214,444 1,435,924 1,435,980 3,531,444 6,443,724 — unresolved within range

Representations

In words
eighty thousand three hundred forty
Ordinal
80340th
Binary
10011100111010100
Octal
234724
Hexadecimal
0x139D4
Base64
ATnU
One's complement
4,294,886,955 (32-bit)
In other bases
ternary (3) 11002012120
quaternary (4) 103213110
quinary (5) 10032330
senary (6) 1415540
septenary (7) 453141
nonary (9) 132176
undecimal (11) 553a7
duodecimal (12) 3a5b0
tridecimal (13) 2a750
tetradecimal (14) 213c8
pentadecimal (15) 18c10

Historical numeral systems

Babylonian (base 60)
𒌋𒌋𒁹𒁹 𒌋𒁹𒁹𒁹𒁹𒁹𒁹𒁹𒁹𒁹 ·
Egyptian hieroglyphic
𓂍𓂍𓂍𓂍𓂍𓂍𓂍𓂍𓍢𓍢𓍢𓎆𓎆𓎆𓎆
Greek (Milesian)
͵πτμʹ
Mayan (base 20)
𝋪·𝋠·𝋱·𝋠
Chinese
八萬零三百四十
Chinese (financial)
捌萬零參佰肆拾
In other modern scripts
Eastern Arabic ٨٠٣٤٠ Devanagari ८०३४० Bengali ৮০৩৪০ Tamil ௮௦௩௪௦ Thai ๘๐๓๔๐ Tibetan ༨༠༣༤༠ Khmer ៨០៣៤០ Lao ໘໐໓໔໐ Burmese ၈၀၃၄၀

Digit at this position in famous constants

π — Pi (π)
Digit 80,340 = 5
e — Euler's number (e)
Digit 80,340 = 0
φ — Golden ratio (φ)
Digit 80,340 = 4
√2 — Pythagoras's (√2)
Digit 80,340 = 6
ln 2 — Natural log of 2
Digit 80,340 = 5
γ — Euler-Mascheroni (γ)
Digit 80,340 = 5

Also seen as

Goldbach decomposition

Goldbach's conjecture says every even integer greater than 2 is the sum of two primes. For 80340, here are decompositions:

  • 11 + 80329 = 80340
  • 23 + 80317 = 80340
  • 31 + 80309 = 80340
  • 53 + 80287 = 80340
  • 61 + 80279 = 80340
  • 67 + 80273 = 80340
  • 89 + 80251 = 80340
  • 101 + 80239 = 80340

Showing the first eight; more decompositions exist.

Unicode codepoint
𓧔
Egyptian Hieroglyph-139D4
U+139D4
Other letter (Lo)

UTF-8 encoding: F0 93 A7 94 (4 bytes).

Hex color
#0139D4
RGB(1, 57, 212)
IPv4 address

As an unsigned 32-bit integer, this is the IPv4 address 0.1.57.212.

Address
0.1.57.212
Class
reserved
IPv4-mapped IPv6
::ffff:0.1.57.212

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

Position in π

The digit sequence 80340 first appears in π at position 50,471 of the decimal expansion (the 50,471ordinal-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.