42,461
42,461 is a prime, odd.
42,461 (forty-two thousand four hundred sixty-one) is an odd 5-digit number. It is a prime number — divisible only by 1 and itself. Written other ways, in hexadecimal, 0xA5DD.
Interestingness
Properties
- Parity
- Odd
- Digit count
- 5
- Digit sum
- 17
- Digit product
- 192
- Digital root
- 8
- Palindrome
- No
- Bit width
- 16 bits
- Reversed
- 16,424
- Recamán's sequence
- a(150,701) = 42,461
- Square (n²)
- 1,802,936,521
- Cube (n³)
- 76,554,487,618,181
- Divisor count
- 2
- σ(n) — sum of divisors
- 42,462
- φ(n) — Euler's totient
- 42,460
Primality
42,461 is prime. It has exactly two divisors: 1 and itself.
Divisors & multiples
Sums & aliquot sequence
Continued fraction of √n
√42,461 = [206; (16, 2, 13, 1, 2, 1, 1, 1, 7, 3, 2, 4, 1, 3, 1, 1, 1, 36, 1, 4, 1, 2, 20, 3, …)]
Representations
- In words
- forty-two thousand four hundred sixty-one
- Ordinal
- 42461st
- Binary
- 1010010111011101
- Octal
- 122735
- Hexadecimal
- 0xA5DD
- Base64
- pd0=
- One's complement
- 23,074 (16-bit)
- Scientific notation
- 4.2461 × 10⁴
- As a duration
- 42,461 s = 11 hours, 47 minutes, 41 seconds
As an angle
Historical numeral systems
- Babylonian (base 60)
- 𒌋𒁹 𒌋𒌋𒌋𒌋𒁹𒁹𒁹𒁹𒁹𒁹𒁹 𒌋𒌋𒌋𒌋𒁹
- Egyptian hieroglyphic
- 𓂍𓂍𓂍𓂍𓆼𓆼𓍢𓍢𓍢𓍢𓎆𓎆𓎆𓎆𓎆𓎆𓏺
- Greek (Milesian)
- ͵μβυξαʹ
- Mayan (base 20)
- 𝋥·𝋦·𝋣·𝋡
- Chinese
- 四萬二千四百六十一
- Chinese (financial)
- 肆萬貳仟肆佰陸拾壹
Digit at this position in famous constants
- π — Pi (π)
- Digit 42,461 = 6
- e — Euler's number (e)
- Digit 42,461 = 3
- φ — Golden ratio (φ)
- Digit 42,461 = 8
- √2 — Pythagoras's (√2)
- Digit 42,461 = 8
- ln 2 — Natural log of 2
- Digit 42,461 = 8
- γ — Euler-Mascheroni (γ)
- Digit 42,461 = 1
Also seen as
UTF-8 encoding: EA 97 9D (3 bytes).
As an unsigned 32-bit integer, this is the IPv4 address 0.0.165.221.
- Address
- 0.0.165.221
- Class
- reserved
- IPv4-mapped IPv6
- ::ffff:0.0.165.221
Unspecified address (0.0.0.0/8) — "this network" placeholder.
The digit sequence 42461 first appears in π at position 89,669 of the decimal expansion (the 89,669ordinal-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.
Related reading
- Prime numbers — The building blocks of arithmetic: what primes are, why they matter, and how we find them.
- Mayan numerals — Vigesimal dots-and-bars with a shell zero — one of the earliest true zeros.