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42,427

42,427 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 Harshad / Niven Recamán's Sequence Squarefree

Properties

Parity
Odd
Digit count
5
Digit sum
19
Digit product
448
Digital root
1
Palindrome
No
Bit width
16 bits
Reversed
72,424
Recamán's sequence
a(150,769) = 42,427
Square (n²)
1,800,050,329
Cube (n³)
76,370,735,308,483
Divisor count
16
σ(n) — sum of divisors
57,600
φ(n) — Euler's totient
30,240
Sum of prime factors
66

Primality

Prime factorization: 7 × 11 × 19 × 29

Nearest primes: 42,409 (−18) · 42,433 (+6)

Divisors & multiples

All divisors (16)
1 · 7 · 11 · 19 · 29 · 77 · 133 · 203 · 209 · 319 · 551 · 1463 · 2233 · 3857 · 6061 · 42427
Aliquot sum (sum of proper divisors): 15,173
Factor pairs (a × b = 42,427)
1 × 42427
7 × 6061
11 × 3857
19 × 2233
29 × 1463
77 × 551
133 × 319
203 × 209
First multiples
42,427 · 84,854 (double) · 127,281 · 169,708 · 212,135 · 254,562 · 296,989 · 339,416 · 381,843 · 424,270

Sums & aliquot sequence

As consecutive integers: 21,213 + 21,214 6,058 + 6,059 + … + 6,064 3,852 + 3,853 + … + 3,862 3,024 + 3,025 + … + 3,037
Aliquot sequence: 42,427 15,173 1 0 — terminates at zero

Representations

In words
forty-two thousand four hundred twenty-seven
Ordinal
42427th
Binary
1010010110111011
Octal
122673
Hexadecimal
0xA5BB
Base64
pbs=
One's complement
23,108 (16-bit)
In other bases
ternary (3) 2011012101
quaternary (4) 22112323
quinary (5) 2324202
senary (6) 524231
septenary (7) 234460
nonary (9) 64171
undecimal (11) 29970
duodecimal (12) 20677
tridecimal (13) 16408
tetradecimal (14) 11667
pentadecimal (15) c887

Historical numeral systems

Babylonian (base 60)
𒌋𒁹 𒌋𒌋𒌋𒌋𒁹𒁹𒁹𒁹𒁹𒁹𒁹 𒁹𒁹𒁹𒁹𒁹𒁹𒁹
Egyptian hieroglyphic
𓂍𓂍𓂍𓂍𓆼𓆼𓍢𓍢𓍢𓍢𓎆𓎆𓏺𓏺𓏺𓏺𓏺𓏺𓏺
Greek (Milesian)
͵μβυκζʹ
Mayan (base 20)
𝋥·𝋦·𝋡·𝋧
Chinese
四萬二千四百二十七
Chinese (financial)
肆萬貳仟肆佰貳拾柒
In other modern scripts
Eastern Arabic ٤٢٤٢٧ Devanagari ४२४२७ Bengali ৪২৪২৭ Tamil ௪௨௪௨௭ Thai ๔๒๔๒๗ Tibetan ༤༢༤༢༧ Khmer ៤២៤២៧ Lao ໔໒໔໒໗ Burmese ၄၂၄၂၇

Digit at this position in famous constants

π — Pi (π)
Digit 42,427 = 4
e — Euler's number (e)
Digit 42,427 = 9
φ — Golden ratio (φ)
Digit 42,427 = 3
√2 — Pythagoras's (√2)
Digit 42,427 = 9
ln 2 — Natural log of 2
Digit 42,427 = 9
γ — Euler-Mascheroni (γ)
Digit 42,427 = 9

Also seen as

Unicode codepoint
Vai Syllable On
U+A5BB
Other letter (Lo)

UTF-8 encoding: EA 96 BB (3 bytes).

Hex color
#00A5BB
RGB(0, 165, 187)
IPv4 address

As an unsigned 32-bit integer, this is the IPv4 address 0.0.165.187.

Address
0.0.165.187
Class
reserved
IPv4-mapped IPv6
::ffff:0.0.165.187

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

Position in π

The digit sequence 42427 first appears in π at position 343,902 of the decimal expansion (the 343,902ordinal-suffix:nd 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.