5,987
5,987 is a prime, odd.
5,987 (five thousand nine hundred eighty-seven) is an odd 4-digit number. It is a prime number — divisible only by 1 and itself. Written other ways, in hexadecimal, 0x1763.
Interestingness
Properties
- Parity
- Odd
- Digit count
- 4
- Digit sum
- 29
- Digit product
- 2,520
- Digital root
- 2
- Palindrome
- No
- Bit width
- 13 bits
- Reversed
- 7,895
- Recamán's sequence
- a(12,789) = 5,987
- Square (n²)
- 35,844,169
- Cube (n³)
- 214,599,039,803
- Divisor count
- 2
- σ(n) — sum of divisors
- 5,988
- φ(n) — Euler's totient
- 5,986
Primality
5,987 is prime. It has exactly two divisors: 1 and itself.
Divisors & multiples
Sums & aliquot sequence
Continued fraction of √n
√5,987 = [77; (2, 1, 1, 1, 21, 2, 13, 1, 1, 2, 1, 1, 1, 3, 1, 1, 4, 2, 3, 6, 1, 2, 1, 10, …)]
Period length 54 — the block in parentheses repeats forever.
Representations
- In words
- five thousand nine hundred eighty-seven
- Ordinal
- 5987th
- Binary
- 1011101100011
- Octal
- 13543
- Hexadecimal
- 0x1763
- Base64
- F2M=
- One's complement
- 59,548 (16-bit)
- Scientific notation
- 5.987 × 10³
- As a duration
- 5,987 s = 1 hour, 39 minutes, 47 seconds
As an angle
Historical numeral systems
- Babylonian (base 60)
- 𒁹 𒌋𒌋𒌋𒁹𒁹𒁹𒁹𒁹𒁹𒁹𒁹𒁹 𒌋𒌋𒌋𒌋𒁹𒁹𒁹𒁹𒁹𒁹𒁹
- Egyptian hieroglyphic
- 𓆼𓆼𓆼𓆼𓆼𓍢𓍢𓍢𓍢𓍢𓍢𓍢𓍢𓍢𓎆𓎆𓎆𓎆𓎆𓎆𓎆𓎆𓏺𓏺𓏺𓏺𓏺𓏺𓏺
- Greek (Milesian)
- ͵εϡπζʹ
- Mayan (base 20)
- 𝋮·𝋳·𝋧
- Chinese
- 五千九百八十七
- Chinese (financial)
- 伍仟玖佰捌拾柒
Digit at this position in famous constants
- π — Pi (π)
- Digit 5,987 = 5
- e — Euler's number (e)
- Digit 5,987 = 6
- φ — Golden ratio (φ)
- Digit 5,987 = 4
- √2 — Pythagoras's (√2)
- Digit 5,987 = 7
- ln 2 — Natural log of 2
- Digit 5,987 = 7
- γ — Euler-Mascheroni (γ)
- Digit 5,987 = 5
Also seen as
UTF-8 encoding: E1 9D A3 (3 bytes).
As an unsigned 32-bit integer, this is the IPv4 address 0.0.23.99.
- Address
- 0.0.23.99
- Class
- reserved
- IPv4-mapped IPv6
- ::ffff:0.0.23.99
Unspecified address (0.0.0.0/8) — "this network" placeholder.
Heard as a frequency, 5,987 Hz is closest to:
- Concert pitch (A4 = 440 Hz): F♯8 (5919.9 Hz, +20¢)
- Scientific pitch (C4 = 256 Hz): G8 (6137.1 Hz, -43¢)
- Baroque pitch (A4 = 415 Hz): G8 (5915.6 Hz, +21¢)
The digit sequence 5987 first appears in π at position 2,253 of the decimal expansion (the 2,253ordinal-suffix:rd 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.