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10,426

10,426 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.).
Deficient Number Harshad / Niven Odious Number Pernicious Number Recamán's Sequence Sphenic Number Squarefree

Properties

Parity
Even
Digit count
5
Digit sum
13
Digit product
0
Digital root
4
Palindrome
No
Bit width
14 bits
Reversed
62,401
Recamán's sequence
a(50,667) = 10,426
Square (n²)
108,701,476
Cube (n³)
1,133,321,588,776
Divisor count
8
σ(n) — sum of divisors
16,884
φ(n) — Euler's totient
4,800
Sum of prime factors
416

Primality

Prime factorization: 2 × 13 × 401

Nearest primes: 10,399 (−27) · 10,427 (+1)

Divisors & multiples

All divisors (8)
1 · 2 · 13 · 26 · 401 · 802 · 5213 (half) · 10426
Aliquot sum (sum of proper divisors): 6,458
Factor pairs (a × b = 10,426)
1 × 10426
2 × 5213
13 × 802
26 × 401
First multiples
10,426 · 20,852 (double) · 31,278 · 41,704 · 52,130 · 62,556 · 72,982 · 83,408 · 93,834 · 104,260

Sums & aliquot sequence

As a sum of two squares: 15² + 101² = 25² + 99²
As consecutive integers: 2,605 + 2,606 + 2,607 + 2,608 796 + 797 + … + 808 175 + 176 + … + 226
Aliquot sequence: 10,426 6,458 3,232 3,194 1,600 2,337 1,023 513 287 49 8 7 1 0 — terminates at zero

Representations

In words
ten thousand four hundred twenty-six
Ordinal
10426th
Binary
10100010111010
Octal
24272
Hexadecimal
0x28BA
Base64
KLo=
One's complement
55,109 (16-bit)
In other bases
ternary (3) 112022011
quaternary (4) 2202322
quinary (5) 313201
senary (6) 120134
septenary (7) 42253
nonary (9) 15264
undecimal (11) 7919
duodecimal (12) 604a
tridecimal (13) 4990
tetradecimal (14) 3b2a
pentadecimal (15) 3151

Historical numeral systems

Babylonian (base 60)
𒁹𒁹 𒌋𒌋𒌋𒌋𒌋𒁹𒁹𒁹 𒌋𒌋𒌋𒌋𒁹𒁹𒁹𒁹𒁹𒁹
Egyptian hieroglyphic
𓂍𓍢𓍢𓍢𓍢𓎆𓎆𓏺𓏺𓏺𓏺𓏺𓏺
Greek (Milesian)
͵ιυκϛʹ
Mayan (base 20)
𝋡·𝋦·𝋡·𝋦
Chinese
一萬零四百二十六
Chinese (financial)
壹萬零肆佰貳拾陸
In other modern scripts
Eastern Arabic ١٠٤٢٦ Devanagari १०४२६ Bengali ১০৪২৬ Tamil ௧௦௪௨௬ Thai ๑๐๔๒๖ Tibetan ༡༠༤༢༦ Khmer ១០៤២៦ Lao ໑໐໔໒໖ Burmese ၁၀၄၂၆

Digit at this position in famous constants

π — Pi (π)
Digit 10,426 = 9
e — Euler's number (e)
Digit 10,426 = 8
φ — Golden ratio (φ)
Digit 10,426 = 5
√2 — Pythagoras's (√2)
Digit 10,426 = 8
ln 2 — Natural log of 2
Digit 10,426 = 2
γ — Euler-Mascheroni (γ)
Digit 10,426 = 5

Also seen as

Goldbach decomposition

Goldbach's conjecture says every even integer greater than 2 is the sum of two primes. For 10426, here are decompositions:

  • 83 + 10343 = 10426
  • 89 + 10337 = 10426
  • 113 + 10313 = 10426
  • 137 + 10289 = 10426
  • 167 + 10259 = 10426
  • 173 + 10253 = 10426
  • 179 + 10247 = 10426
  • 233 + 10193 = 10426

Showing the first eight; more decompositions exist.

Unicode codepoint
Braille Pattern Dots-24568
U+28BA
Other symbol (So)

UTF-8 encoding: E2 A2 BA (3 bytes).

Hex color
#0028BA
RGB(0, 40, 186)
IPv4 address

As an unsigned 32-bit integer, this is the IPv4 address 0.0.40.186.

Address
0.0.40.186
Class
reserved
IPv4-mapped IPv6
::ffff:0.0.40.186

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

Position in π

The digit sequence 10426 first appears in π at position 70,914 of the decimal expansion (the 70,914ordinal-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.