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27,424

27,424 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 Evil Number Recamán's Sequence

Properties

Parity
Even
Digit count
5
Digit sum
19
Digit product
448
Digital root
1
Palindrome
No
Bit width
15 bits
Reversed
42,472
Recamán's sequence
a(314,512) = 27,424
Square (n²)
752,075,776
Cube (n³)
20,624,926,081,024
Divisor count
12
σ(n) — sum of divisors
54,054
φ(n) — Euler's totient
13,696
Sum of prime factors
867

Primality

Prime factorization: 2 5 × 857

Nearest primes: 27,409 (−15) · 27,427 (+3)

Divisors & multiples

All divisors (12)
1 · 2 · 4 · 8 · 16 · 32 · 857 · 1714 · 3428 · 6856 · 13712 (half) · 27424
Aliquot sum (sum of proper divisors): 26,630
Factor pairs (a × b = 27,424)
1 × 27424
2 × 13712
4 × 6856
8 × 3428
16 × 1714
32 × 857
First multiples
27,424 · 54,848 (double) · 82,272 · 109,696 · 137,120 · 164,544 · 191,968 · 219,392 · 246,816 · 274,240

Sums & aliquot sequence

As a sum of two squares: 100² + 132²
As consecutive integers: 397 + 398 + … + 460
Aliquot sequence: 27,424 26,630 21,322 15,254 8,506 4,256 5,824 8,400 22,352 25,264 23,716 29,351 4,849 387 185 43 1 — unresolved within range

Representations

In words
twenty-seven thousand four hundred twenty-four
Ordinal
27424th
Binary
110101100100000
Octal
65440
Hexadecimal
0x6B20
Base64
ayA=
One's complement
38,111 (16-bit)
In other bases
ternary (3) 1101121201
quaternary (4) 12230200
quinary (5) 1334144
senary (6) 330544
septenary (7) 142645
nonary (9) 41551
undecimal (11) 19671
duodecimal (12) 13a54
tridecimal (13) c637
tetradecimal (14) 9dcc
pentadecimal (15) 81d4

Historical numeral systems

Babylonian (base 60)
𒁹𒁹𒁹𒁹𒁹𒁹𒁹 𒌋𒌋𒌋𒁹𒁹𒁹𒁹𒁹𒁹𒁹 𒁹𒁹𒁹𒁹
Egyptian hieroglyphic
𓂍𓂍𓆼𓆼𓆼𓆼𓆼𓆼𓆼𓍢𓍢𓍢𓍢𓎆𓎆𓏺𓏺𓏺𓏺
Greek (Milesian)
͵κζυκδʹ
Mayan (base 20)
𝋣·𝋨·𝋫·𝋤
Chinese
二萬七千四百二十四
Chinese (financial)
貳萬柒仟肆佰貳拾肆
In other modern scripts
Eastern Arabic ٢٧٤٢٤ Devanagari २७४२४ Bengali ২৭৪২৪ Tamil ௨௭௪௨௪ Thai ๒๗๔๒๔ Tibetan ༢༧༤༢༤ Khmer ២៧៤២៤ Lao ໒໗໔໒໔ Burmese ၂၇၄၂၄

Digit at this position in famous constants

π — Pi (π)
Digit 27,424 = 5
e — Euler's number (e)
Digit 27,424 = 7
φ — Golden ratio (φ)
Digit 27,424 = 7
√2 — Pythagoras's (√2)
Digit 27,424 = 3
ln 2 — Natural log of 2
Digit 27,424 = 1
γ — Euler-Mascheroni (γ)
Digit 27,424 = 2

Also seen as

Goldbach decomposition

Goldbach's conjecture says every even integer greater than 2 is the sum of two primes. For 27424, here are decompositions:

  • 17 + 27407 = 27424
  • 227 + 27197 = 27424
  • 233 + 27191 = 27424
  • 281 + 27143 = 27424
  • 317 + 27107 = 27424
  • 347 + 27077 = 27424
  • 431 + 26993 = 27424
  • 443 + 26981 = 27424

Showing the first eight; more decompositions exist.

Unicode codepoint
CJK Unified Ideograph-6B20
U+6B20
Other letter (Lo)

UTF-8 encoding: E6 AC A0 (3 bytes).

Hex color
#006B20
RGB(0, 107, 32)
IPv4 address

As an unsigned 32-bit integer, this is the IPv4 address 0.0.107.32.

Address
0.0.107.32
Class
reserved
IPv4-mapped IPv6
::ffff:0.0.107.32

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

Position in π

The digit sequence 27424 first appears in π at position 82,465 of the decimal expansion (the 82,465ordinal-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.