41,081
41,081 is a prime, odd.
41,081 (forty-one thousand eighty-one) is an odd 5-digit number. It is a prime number — divisible only by 1 and itself. Written other ways, in hexadecimal, 0xA079.
Interestingness
Properties
- Parity
- Odd
- Digit count
- 5
- Digit sum
- 14
- Digit product
- 0
- Digital root
- 5
- Palindrome
- No
- Bit width
- 16 bits
- Reversed
- 18,014
- Recamán's sequence
- a(304,230) = 41,081
- Square (n²)
- 1,687,648,561
- Cube (n³)
- 69,330,290,534,441
- Divisor count
- 2
- σ(n) — sum of divisors
- 41,082
- φ(n) — Euler's totient
- 41,080
Primality
41,081 is prime. It has exactly two divisors: 1 and itself.
Divisors & multiples
Sums & aliquot sequence
Continued fraction of √n
√41,081 = [202; (1, 2, 5, 1, 9, 3, 2, 2, 1, 3, 5, 3, 1, 1, 8, 17, 1, 1, 30, 1, 2, 80, 1, 2, …)]
Representations
- In words
- forty-one thousand eighty-one
- Ordinal
- 41081st
- Binary
- 1010000001111001
- Octal
- 120171
- Hexadecimal
- 0xA079
- Base64
- oHk=
- One's complement
- 24,454 (16-bit)
- Scientific notation
- 4.1081 × 10⁴
- As a duration
- 41,081 s = 11 hours, 24 minutes, 41 seconds
As an angle
Historical numeral systems
- Babylonian (base 60)
- 𒌋𒁹 𒌋𒌋𒁹𒁹𒁹𒁹 𒌋𒌋𒌋𒌋𒁹
- Egyptian hieroglyphic
- 𓂍𓂍𓂍𓂍𓆼𓎆𓎆𓎆𓎆𓎆𓎆𓎆𓎆𓏺
- Greek (Milesian)
- ͵μαπαʹ
- Mayan (base 20)
- 𝋥·𝋢·𝋮·𝋡
- Chinese
- 四萬一千零八十一
- Chinese (financial)
- 肆萬壹仟零捌拾壹
Digit at this position in famous constants
- π — Pi (π)
- Digit 41,081 = 6
- e — Euler's number (e)
- Digit 41,081 = 1
- φ — Golden ratio (φ)
- Digit 41,081 = 1
- √2 — Pythagoras's (√2)
- Digit 41,081 = 2
- ln 2 — Natural log of 2
- Digit 41,081 = 9
- γ — Euler-Mascheroni (γ)
- Digit 41,081 = 0
Also seen as
UTF-8 encoding: EA 81 B9 (3 bytes).
As an unsigned 32-bit integer, this is the IPv4 address 0.0.160.121.
- Address
- 0.0.160.121
- Class
- reserved
- IPv4-mapped IPv6
- ::ffff:0.0.160.121
Unspecified address (0.0.0.0/8) — "this network" placeholder.
The digit sequence 41081 first appears in π at position 124,015 of the decimal expansion (the 124,015ordinal-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.