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23,123

23,123 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 Evil Number Recamán's Sequence Semiprime Squarefree

Properties

Parity
Odd
Digit count
5
Digit sum
11
Digit product
36
Digital root
2
Palindrome
No
Bit width
15 bits
Reversed
32,132
Recamán's sequence
a(83,606) = 23,123
Square (n²)
534,673,129
Cube (n³)
12,363,246,761,867
Divisor count
4
σ(n) — sum of divisors
24,360
φ(n) — Euler's totient
21,888
Sum of prime factors
1,236

Primality

Prime factorization: 19 × 1217

Nearest primes: 23,117 (−6) · 23,131 (+8)

Divisors & multiples

All divisors (4)
1 · 19 · 1217 · 23123
Aliquot sum (sum of proper divisors): 1,237
Factor pairs (a × b = 23,123)
1 × 23123
19 × 1217
First multiples
23,123 · 46,246 (double) · 69,369 · 92,492 · 115,615 · 138,738 · 161,861 · 184,984 · 208,107 · 231,230

Sums & aliquot sequence

As consecutive integers: 11,561 + 11,562 1,208 + 1,209 + … + 1,226 590 + 591 + … + 627
Aliquot sequence: 23,123 1,237 1 0 — terminates at zero

Representations

In words
twenty-three thousand one hundred twenty-three
Ordinal
23123rd
Binary
101101001010011
Octal
55123
Hexadecimal
0x5A53
Base64
WlM=
One's complement
42,412 (16-bit)
In other bases
ternary (3) 1011201102
quaternary (4) 11221103
quinary (5) 1214443
senary (6) 255015
septenary (7) 124262
nonary (9) 34642
undecimal (11) 16411
duodecimal (12) 1146b
tridecimal (13) a6a9
tetradecimal (14) 85d9
pentadecimal (15) 6cb8

Historical numeral systems

Babylonian (base 60)
𒁹𒁹𒁹𒁹𒁹𒁹 𒌋𒌋𒁹𒁹𒁹𒁹𒁹 𒌋𒌋𒁹𒁹𒁹
Egyptian hieroglyphic
𓂍𓂍𓆼𓆼𓆼𓍢𓎆𓎆𓏺𓏺𓏺
Greek (Milesian)
͵κγρκγʹ
Mayan (base 20)
𝋢·𝋱·𝋰·𝋣
Chinese
二萬三千一百二十三
Chinese (financial)
貳萬參仟壹佰貳拾參
In other modern scripts
Eastern Arabic ٢٣١٢٣ Devanagari २३१२३ Bengali ২৩১২৩ Tamil ௨௩௧௨௩ Thai ๒๓๑๒๓ Tibetan ༢༣༡༢༣ Khmer ២៣១២៣ Lao ໒໓໑໒໓ Burmese ၂၃၁၂၃

Digit at this position in famous constants

π — Pi (π)
Digit 23,123 = 9
e — Euler's number (e)
Digit 23,123 = 7
φ — Golden ratio (φ)
Digit 23,123 = 7
√2 — Pythagoras's (√2)
Digit 23,123 = 9
ln 2 — Natural log of 2
Digit 23,123 = 5
γ — Euler-Mascheroni (γ)
Digit 23,123 = 3

Also seen as

Unicode codepoint
CJK Unified Ideograph-5A53
U+5A53
Other letter (Lo)

UTF-8 encoding: E5 A9 93 (3 bytes).

Hex color
#005A53
RGB(0, 90, 83)
IPv4 address

As an unsigned 32-bit integer, this is the IPv4 address 0.0.90.83.

Address
0.0.90.83
Class
reserved
IPv4-mapped IPv6
::ffff:0.0.90.83

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

Position in π

The digit sequence 23123 first appears in π at position 57,128 of the decimal expansion (the 57,128ordinal-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.