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56,421

56,421 is a composite number, odd.

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.).
Arithmetic Number Deficient Number Happy Number Odious Number Recamán's Sequence

Properties

Parity
Odd
Digit count
5
Digit sum
18
Digit product
240
Digital root
9
Palindrome
No
Bit width
16 bits
Reversed
12,465
Recamán's sequence
a(58,370) = 56,421
Square (n²)
3,183,329,241
Cube (n³)
179,606,619,106,461
Divisor count
6
σ(n) — sum of divisors
81,510
φ(n) — Euler's totient
37,608
Sum of prime factors
6,275

Primality

Prime factorization: 3 2 × 6269

Nearest primes: 56,417 (−4) · 56,431 (+10)

Divisors & multiples

All divisors (6)
1 · 3 · 9 · 6269 · 18807 · 56421
Aliquot sum (sum of proper divisors): 25,089
Factor pairs (a × b = 56,421)
1 × 56421
3 × 18807
9 × 6269
First multiples
56,421 · 112,842 (double) · 169,263 · 225,684 · 282,105 · 338,526 · 394,947 · 451,368 · 507,789 · 564,210

Sums & aliquot sequence

As a sum of two squares: 111² + 210²
As consecutive integers: 28,210 + 28,211 18,806 + 18,807 + 18,808 9,401 + 9,402 + 9,403 + 9,404 + 9,405 + 9,406 6,265 + 6,266 + … + 6,273
Aliquot sequence: 56,421 25,089 8,367 2,793 1,767 793 75 49 8 7 1 0 — terminates at zero

Representations

In words
fifty-six thousand four hundred twenty-one
Ordinal
56421st
Binary
1101110001100101
Octal
156145
Hexadecimal
0xDC65
Base64
3GU=
One's complement
9,114 (16-bit)
In other bases
ternary (3) 2212101200
quaternary (4) 31301211
quinary (5) 3301141
senary (6) 1113113
septenary (7) 323331
nonary (9) 85350
undecimal (11) 39432
duodecimal (12) 28799
tridecimal (13) 1c8b1
tetradecimal (14) 167c1
pentadecimal (15) 11ab6

Historical numeral systems

Babylonian (base 60)
𒌋𒁹𒁹𒁹𒁹𒁹 𒌋𒌋𒌋𒌋 𒌋𒌋𒁹
Egyptian hieroglyphic
𓂍𓂍𓂍𓂍𓂍𓆼𓆼𓆼𓆼𓆼𓆼𓍢𓍢𓍢𓍢𓎆𓎆𓏺
Greek (Milesian)
͵νϛυκαʹ
Mayan (base 20)
𝋧·𝋡·𝋡·𝋡
Chinese
五萬六千四百二十一
Chinese (financial)
伍萬陸仟肆佰貳拾壹
In other modern scripts
Eastern Arabic ٥٦٤٢١ Devanagari ५६४२१ Bengali ৫৬৪২১ Tamil ௫௬௪௨௧ Thai ๕๖๔๒๑ Tibetan ༥༦༤༢༡ Khmer ៥៦៤២១ Lao ໕໖໔໒໑ Burmese ၅၆၄၂၁

Digit at this position in famous constants

π — Pi (π)
Digit 56,421 = 0
e — Euler's number (e)
Digit 56,421 = 3
φ — Golden ratio (φ)
Digit 56,421 = 7
√2 — Pythagoras's (√2)
Digit 56,421 = 4
ln 2 — Natural log of 2
Digit 56,421 = 8
γ — Euler-Mascheroni (γ)
Digit 56,421 = 1

Also seen as

Hex color
#00DC65
RGB(0, 220, 101)
IPv4 address

As an unsigned 32-bit integer, this is the IPv4 address 0.0.220.101.

Address
0.0.220.101
Class
reserved
IPv4-mapped IPv6
::ffff:0.0.220.101

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

Position in π

The digit sequence 56421 first appears in π at position 15,170 of the decimal expansion (the 15,170ordinal-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.