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26,142

26,142 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 Evil Number Recamán's Sequence Semiperfect Number Sphenic Number Squarefree

Properties

Parity
Even
Digit count
5
Digit sum
15
Digit product
96
Digital root
6
Palindrome
No
Bit width
15 bits
Reversed
24,162
Recamán's sequence
a(8,123) = 26,142
Square (n²)
683,404,164
Cube (n³)
17,865,551,655,288
Divisor count
8
σ(n) — sum of divisors
52,296
φ(n) — Euler's totient
8,712
Sum of prime factors
4,362

Primality

Prime factorization: 2 × 3 × 4357

Nearest primes: 26,141 (−1) · 26,153 (+11)

Divisors & multiples

All divisors (8)
1 · 2 · 3 · 6 · 4357 · 8714 · 13071 (half) · 26142
Aliquot sum (sum of proper divisors): 26,154
Factor pairs (a × b = 26,142)
1 × 26142
2 × 13071
3 × 8714
6 × 4357
First multiples
26,142 · 52,284 (double) · 78,426 · 104,568 · 130,710 · 156,852 · 182,994 · 209,136 · 235,278 · 261,420

Sums & aliquot sequence

As consecutive integers: 8,713 + 8,714 + 8,715 6,534 + 6,535 + 6,536 + 6,537 2,173 + 2,174 + … + 2,184
Aliquot sequence: 26,142 26,154 30,552 51,048 87,402 112,470 170,922 177,270 272,010 380,886 483,114 497,238 639,402 661,110 925,626 1,068,198 1,137,498 — unresolved within range

Representations

In words
twenty-six thousand one hundred forty-two
Ordinal
26142nd
Binary
110011000011110
Octal
63036
Hexadecimal
0x661E
Base64
Zh4=
One's complement
39,393 (16-bit)
In other bases
ternary (3) 1022212020
quaternary (4) 12120132
quinary (5) 1314032
senary (6) 321010
septenary (7) 136134
nonary (9) 38766
undecimal (11) 18706
duodecimal (12) 13166
tridecimal (13) bb8c
tetradecimal (14) 9754
pentadecimal (15) 7b2c

Historical numeral systems

Babylonian (base 60)
𒁹𒁹𒁹𒁹𒁹𒁹𒁹 𒌋𒁹𒁹𒁹𒁹𒁹 𒌋𒌋𒌋𒌋𒁹𒁹
Egyptian hieroglyphic
𓂍𓂍𓆼𓆼𓆼𓆼𓆼𓆼𓍢𓎆𓎆𓎆𓎆𓏺𓏺
Greek (Milesian)
͵κϛρμβʹ
Mayan (base 20)
𝋣·𝋥·𝋧·𝋢
Chinese
二萬六千一百四十二
Chinese (financial)
貳萬陸仟壹佰肆拾貳
In other modern scripts
Eastern Arabic ٢٦١٤٢ Devanagari २६१४२ Bengali ২৬১৪২ Tamil ௨௬௧௪௨ Thai ๒๖๑๔๒ Tibetan ༢༦༡༤༢ Khmer ២៦១៤២ Lao ໒໖໑໔໒ Burmese ၂၆၁၄၂

Digit at this position in famous constants

π — Pi (π)
Digit 26,142 = 5
e — Euler's number (e)
Digit 26,142 = 8
φ — Golden ratio (φ)
Digit 26,142 = 0
√2 — Pythagoras's (√2)
Digit 26,142 = 4
ln 2 — Natural log of 2
Digit 26,142 = 9
γ — Euler-Mascheroni (γ)
Digit 26,142 = 2

Also seen as

Goldbach decomposition

Goldbach's conjecture says every even integer greater than 2 is the sum of two primes. For 26142, here are decompositions:

  • 23 + 26119 = 26142
  • 29 + 26113 = 26142
  • 31 + 26111 = 26142
  • 43 + 26099 = 26142
  • 59 + 26083 = 26142
  • 89 + 26053 = 26142
  • 101 + 26041 = 26142
  • 113 + 26029 = 26142

Showing the first eight; more decompositions exist.

Unicode codepoint
CJK Unified Ideograph-661E
U+661E
Other letter (Lo)

UTF-8 encoding: E6 98 9E (3 bytes).

Hex color
#00661E
RGB(0, 102, 30)
IPv4 address

As an unsigned 32-bit integer, this is the IPv4 address 0.0.102.30.

Address
0.0.102.30
Class
reserved
IPv4-mapped IPv6
::ffff:0.0.102.30

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

Position in π

The digit sequence 26142 first appears in π at position 264,711 of the decimal expansion (the 264,711ordinal-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.