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42,949

42,949 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 Semiprime Squarefree

Properties

Parity
Odd
Digit count
5
Digit sum
28
Digit product
2,592
Digital root
1
Palindrome
No
Bit width
16 bits
Reversed
94,924
Recamán's sequence
a(72,694) = 42,949
Square (n²)
1,844,616,601
Cube (n³)
79,224,438,396,349
Divisor count
4
σ(n) — sum of divisors
44,460
φ(n) — Euler's totient
41,440
Sum of prime factors
1,510

Primality

Prime factorization: 29 × 1481

Nearest primes: 42,943 (−6) · 42,953 (+4)

Divisors & multiples

All divisors (4)
1 · 29 · 1481 · 42949
Aliquot sum (sum of proper divisors): 1,511
Factor pairs (a × b = 42,949)
1 × 42949
29 × 1481
First multiples
42,949 · 85,898 (double) · 128,847 · 171,796 · 214,745 · 257,694 · 300,643 · 343,592 · 386,541 · 429,490

Sums & aliquot sequence

As a sum of two squares: 10² + 207² = 143² + 150²
As consecutive integers: 21,474 + 21,475 1,467 + 1,468 + … + 1,495 712 + 713 + … + 769
Aliquot sequence: 42,949 1,511 1 0 — terminates at zero

Representations

In words
forty-two thousand nine hundred forty-nine
Ordinal
42949th
Binary
1010011111000101
Octal
123705
Hexadecimal
0xA7C5
Base64
p8U=
One's complement
22,586 (16-bit)
In other bases
ternary (3) 2011220201
quaternary (4) 22133011
quinary (5) 2333244
senary (6) 530501
septenary (7) 236134
nonary (9) 64821
undecimal (11) 2a2a5
duodecimal (12) 20a31
tridecimal (13) 1671a
tetradecimal (14) 1191b
pentadecimal (15) cad4

Historical numeral systems

Babylonian (base 60)
𒌋𒁹 𒌋𒌋𒌋𒌋𒌋𒁹𒁹𒁹𒁹𒁹 𒌋𒌋𒌋𒌋𒁹𒁹𒁹𒁹𒁹𒁹𒁹𒁹𒁹
Egyptian hieroglyphic
𓂍𓂍𓂍𓂍𓆼𓆼𓍢𓍢𓍢𓍢𓍢𓍢𓍢𓍢𓍢𓎆𓎆𓎆𓎆𓏺𓏺𓏺𓏺𓏺𓏺𓏺𓏺𓏺
Greek (Milesian)
͵μβϡμθʹ
Mayan (base 20)
𝋥·𝋧·𝋧·𝋩
Chinese
四萬二千九百四十九
Chinese (financial)
肆萬貳仟玖佰肆拾玖
In other modern scripts
Eastern Arabic ٤٢٩٤٩ Devanagari ४२९४९ Bengali ৪২৯৪৯ Tamil ௪௨௯௪௯ Thai ๔๒๙๔๙ Tibetan ༤༢༩༤༩ Khmer ៤២៩៤៩ Lao ໔໒໙໔໙ Burmese ၄၂၉၄၉

Digit at this position in famous constants

π — Pi (π)
Digit 42,949 = 9
e — Euler's number (e)
Digit 42,949 = 1
φ — Golden ratio (φ)
Digit 42,949 = 7
√2 — Pythagoras's (√2)
Digit 42,949 = 4
ln 2 — Natural log of 2
Digit 42,949 = 4
γ — Euler-Mascheroni (γ)
Digit 42,949 = 4

Also seen as

Unicode codepoint
Latin Capital Letter S With Hook
U+A7C5
Uppercase letter (Lu)

UTF-8 encoding: EA 9F 85 (3 bytes).

Hex color
#00A7C5
RGB(0, 167, 197)
IPv4 address

As an unsigned 32-bit integer, this is the IPv4 address 0.0.167.197.

Address
0.0.167.197
Class
reserved
IPv4-mapped IPv6
::ffff:0.0.167.197

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

Position in π

The digit sequence 42949 first appears in π at position 100,109 of the decimal expansion (the 100,109ordinal-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.