6,143
6,143 is a prime, odd.
6,143 (six thousand one hundred forty-three) is an odd 4-digit number. It is a prime number — divisible only by 1 and itself. Written other ways, in hexadecimal, 0x17FF.
Interestingness
Properties
- Parity
- Odd
- Digit count
- 4
- Digit sum
- 14
- Digit product
- 72
- Digital root
- 5
- Palindrome
- No
- Bit width
- 13 bits
- Reversed
- 3,416
- Recamán's sequence
- a(12,477) = 6,143
- Square (n²)
- 37,736,449
- Cube (n³)
- 231,815,006,207
- Divisor count
- 2
- σ(n) — sum of divisors
- 6,144
- φ(n) — Euler's totient
- 6,142
Primality
6,143 is prime. It has exactly two divisors: 1 and itself.
Divisors & multiples
Sums & aliquot sequence
Continued fraction of √n
√6,143 = [78; (2, 1, 1, 1, 6, 5, 3, 1, 13, 2, 21, 1, 10, 4, 6, 1, 7, 2, 1, 1, 2, 1, 4, 2, …)]
Period length 52 — the block in parentheses repeats forever.
Representations
- In words
- six thousand one hundred forty-three
- Ordinal
- 6143rd
- Binary
- 1011111111111
- Octal
- 13777
- Hexadecimal
- 0x17FF
- Base64
- F/8=
- One's complement
- 59,392 (16-bit)
- Scientific notation
- 6.143 × 10³
- As a duration
- 6,143 s = 1 hour, 42 minutes, 23 seconds
As an angle
Historical numeral systems
- Babylonian (base 60)
- 𒁹 𒌋𒌋𒌋𒌋𒁹𒁹 𒌋𒌋𒁹𒁹𒁹
- Egyptian hieroglyphic
- 𓆼𓆼𓆼𓆼𓆼𓆼𓍢𓎆𓎆𓎆𓎆𓏺𓏺𓏺
- Greek (Milesian)
- ͵ϛρμγʹ
- Mayan (base 20)
- 𝋯·𝋧·𝋣
- Chinese
- 六千一百四十三
- Chinese (financial)
- 陸仟壹佰肆拾參
Digit at this position in famous constants
- π — Pi (π)
- Digit 6,143 = 0
- e — Euler's number (e)
- Digit 6,143 = 3
- φ — Golden ratio (φ)
- Digit 6,143 = 4
- √2 — Pythagoras's (√2)
- Digit 6,143 = 1
- ln 2 — Natural log of 2
- Digit 6,143 = 4
- γ — Euler-Mascheroni (γ)
- Digit 6,143 = 6
Also seen as
As an unsigned 32-bit integer, this is the IPv4 address 0.0.23.255.
- Address
- 0.0.23.255
- Class
- reserved
- IPv4-mapped IPv6
- ::ffff:0.0.23.255
Unspecified address (0.0.0.0/8) — "this network" placeholder.
Heard as a frequency, 6,143 Hz is closest to:
- Concert pitch (A4 = 440 Hz): G8 (6271.9 Hz, -36¢)
- Scientific pitch (C4 = 256 Hz): G8 (6137.1 Hz, +2¢)
- Baroque pitch (A4 = 415 Hz): G♯8 (6267.3 Hz, -35¢)
The digit sequence 6143 first appears in π at position 4,171 of the decimal expansion (the 4,171ordinal-suffix:st 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.