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80,010

80,010 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 Flippable Harshad / Niven Odious Number Pernicious Number Practical Number Recamán's Sequence Semiperfect Number

Properties

Parity
Even
Digit count
5
Digit sum
9
Digit product
0
Digital root
9
Palindrome
No
Bit width
17 bits
Reversed
1,008
Flips to (rotate 180°)
1,008
Recamán's sequence
a(120,087) = 80,010
Square (n²)
6,401,600,100
Cube (n³)
512,192,024,001,000
Divisor count
48
σ(n) — sum of divisors
239,616
φ(n) — Euler's totient
18,144
Sum of prime factors
147

Primality

Prime factorization: 2 × 3 2 × 5 × 7 × 127

Nearest primes: 79,999 (−11) · 80,021 (+11)

Divisors & multiples

All divisors (48)
1 · 2 · 3 · 5 · 6 · 7 · 9 · 10 · 14 · 15 · 18 · 21 · 30 · 35 · 42 · 45 · 63 · 70 · 90 · 105 · 126 · 127 · 210 · 254 · 315 · 381 · 630 · 635 · 762 · 889 · 1143 · 1270 · 1778 · 1905 · 2286 · 2667 · 3810 · 4445 · 5334 · 5715 · 8001 · 8890 · 11430 · 13335 · 16002 · 26670 · 40005 (half) · 80010
Aliquot sum (sum of proper divisors): 159,606
Factor pairs (a × b = 80,010)
1 × 80010
2 × 40005
3 × 26670
5 × 16002
6 × 13335
7 × 11430
9 × 8890
10 × 8001
14 × 5715
15 × 5334
18 × 4445
21 × 3810
30 × 2667
35 × 2286
42 × 1905
45 × 1778
63 × 1270
70 × 1143
90 × 889
105 × 762
126 × 635
127 × 630
210 × 381
254 × 315
First multiples
80,010 · 160,020 (double) · 240,030 · 320,040 · 400,050 · 480,060 · 560,070 · 640,080 · 720,090 · 800,100

Sums & aliquot sequence

As consecutive integers: 26,669 + 26,670 + 26,671 20,001 + 20,002 + 20,003 + 20,004 16,000 + 16,001 + 16,002 + 16,003 + 16,004 11,427 + 11,428 + … + 11,433
Aliquot sequence: 80,010 159,606 186,246 227,754 265,752 454,188 757,204 757,260 1,872,276 3,288,684 6,388,116 10,823,148 21,543,732 47,978,028 94,181,332 97,545,350 109,808,938 — unresolved within range

Representations

In words
eighty thousand ten
Ordinal
80010th
Binary
10011100010001010
Octal
234212
Hexadecimal
0x1388A
Base64
ATiK
One's complement
4,294,887,285 (32-bit)
In other bases
ternary (3) 11001202100
quaternary (4) 103202022
quinary (5) 10030020
senary (6) 1414230
septenary (7) 452160
nonary (9) 131670
undecimal (11) 55127
duodecimal (12) 3a376
tridecimal (13) 2a558
tetradecimal (14) 21230
pentadecimal (15) 18a90

Historical numeral systems

Babylonian (base 60)
𒌋𒌋𒁹𒁹 𒌋𒁹𒁹𒁹 𒌋𒌋𒌋
Egyptian hieroglyphic
𓂍𓂍𓂍𓂍𓂍𓂍𓂍𓂍𓎆
Greek (Milesian)
͵πιʹ
Mayan (base 20)
𝋪·𝋠·𝋠·𝋪
Chinese
八萬零一十
Chinese (financial)
捌萬零壹拾
In other modern scripts
Eastern Arabic ٨٠٠١٠ Devanagari ८००१० Bengali ৮০০১০ Tamil ௮௦௦௧௦ Thai ๘๐๐๑๐ Tibetan ༨༠༠༡༠ Khmer ៨០០១០ Lao ໘໐໐໑໐ Burmese ၈၀၀၁၀

Digit at this position in famous constants

π — Pi (π)
Digit 80,010 = 6
e — Euler's number (e)
Digit 80,010 = 4
φ — Golden ratio (φ)
Digit 80,010 = 6
√2 — Pythagoras's (√2)
Digit 80,010 = 5
ln 2 — Natural log of 2
Digit 80,010 = 3
γ — Euler-Mascheroni (γ)
Digit 80,010 = 9

Also seen as

Goldbach decomposition

Goldbach's conjecture says every even integer greater than 2 is the sum of two primes. For 80010, here are decompositions:

  • 11 + 79999 = 80010
  • 13 + 79997 = 80010
  • 23 + 79987 = 80010
  • 31 + 79979 = 80010
  • 37 + 79973 = 80010
  • 43 + 79967 = 80010
  • 67 + 79943 = 80010
  • 71 + 79939 = 80010

Showing the first eight; more decompositions exist.

Unicode codepoint
𓢊
Egyptian Hieroglyph-1388A
U+1388A
Other letter (Lo)

UTF-8 encoding: F0 93 A2 8A (4 bytes).

Hex color
#01388A
RGB(1, 56, 138)
IPv4 address

As an unsigned 32-bit integer, this is the IPv4 address 0.1.56.138.

Address
0.1.56.138
Class
reserved
IPv4-mapped IPv6
::ffff:0.1.56.138

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

Position in π

The digit sequence 80010 first appears in π at position 28,180 of the decimal expansion (the 28,180ordinal-suffix:th 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.