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42,143

42,143 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 Odious Number Recamán's Sequence Sphenic Number Squarefree

Properties

Parity
Odd
Digit count
5
Digit sum
14
Digit product
96
Digital root
5
Palindrome
No
Bit width
16 bits
Reversed
34,124
Recamán's sequence
a(151,337) = 42,143
Square (n²)
1,776,032,449
Cube (n³)
74,847,335,498,207
Divisor count
8
σ(n) — sum of divisors
46,512
φ(n) — Euler's totient
38,016
Sum of prime factors
121

Primality

Prime factorization: 17 × 37 × 67

Nearest primes: 42,139 (−4) · 42,157 (+14)

Divisors & multiples

All divisors (8)
1 · 17 · 37 · 67 · 629 · 1139 · 2479 · 42143
Aliquot sum (sum of proper divisors): 4,369
Factor pairs (a × b = 42,143)
1 × 42143
17 × 2479
37 × 1139
67 × 629
First multiples
42,143 · 84,286 (double) · 126,429 · 168,572 · 210,715 · 252,858 · 295,001 · 337,144 · 379,287 · 421,430

Sums & aliquot sequence

As consecutive integers: 21,071 + 21,072 2,471 + 2,472 + … + 2,487 1,223 + 1,224 + … + 1,256 1,121 + 1,122 + … + 1,157
Aliquot sequence: 42,143 4,369 275 97 1 0 — terminates at zero

Representations

In words
forty-two thousand one hundred forty-three
Ordinal
42143rd
Binary
1010010010011111
Octal
122237
Hexadecimal
0xA49F
Base64
pJ8=
One's complement
23,392 (16-bit)
In other bases
ternary (3) 2010210212
quaternary (4) 22102133
quinary (5) 2322033
senary (6) 523035
septenary (7) 233603
nonary (9) 63725
undecimal (11) 29732
duodecimal (12) 2047b
tridecimal (13) 1624a
tetradecimal (14) 11503
pentadecimal (15) c748

Historical numeral systems

Babylonian (base 60)
𒌋𒁹 𒌋𒌋𒌋𒌋𒁹𒁹 𒌋𒌋𒁹𒁹𒁹
Egyptian hieroglyphic
𓂍𓂍𓂍𓂍𓆼𓆼𓍢𓎆𓎆𓎆𓎆𓏺𓏺𓏺
Greek (Milesian)
͵μβρμγʹ
Mayan (base 20)
𝋥·𝋥·𝋧·𝋣
Chinese
四萬二千一百四十三
Chinese (financial)
肆萬貳仟壹佰肆拾參
In other modern scripts
Eastern Arabic ٤٢١٤٣ Devanagari ४२१४३ Bengali ৪২১৪৩ Tamil ௪௨௧௪௩ Thai ๔๒๑๔๓ Tibetan ༤༢༡༤༣ Khmer ៤២១៤៣ Lao ໔໒໑໔໓ Burmese ၄၂၁၄၃

Digit at this position in famous constants

π — Pi (π)
Digit 42,143 = 0
e — Euler's number (e)
Digit 42,143 = 3
φ — Golden ratio (φ)
Digit 42,143 = 0
√2 — Pythagoras's (√2)
Digit 42,143 = 4
ln 2 — Natural log of 2
Digit 42,143 = 1
γ — Euler-Mascheroni (γ)
Digit 42,143 = 0

Also seen as

Unicode codepoint
Yi Radical Hxuo
U+A49F
Other symbol (So)

UTF-8 encoding: EA 92 9F (3 bytes).

Hex color
#00A49F
RGB(0, 164, 159)
IPv4 address

As an unsigned 32-bit integer, this is the IPv4 address 0.0.164.159.

Address
0.0.164.159
Class
reserved
IPv4-mapped IPv6
::ffff:0.0.164.159

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

Position in π

The digit sequence 42143 first appears in π at position 183,354 of the decimal expansion (the 183,354ordinal-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.