55,201
55,201 is a prime, odd.
55,201 (fifty-five thousand two hundred one) is an odd 5-digit number. It is a prime number — divisible only by 1 and itself. Written other ways, in hexadecimal, 0xD7A1.
Interestingness
Properties
- Parity
- Odd
- Digit count
- 5
- Digit sum
- 13
- Digit product
- 0
- Digital root
- 4
- Palindrome
- No
- Bit width
- 16 bits
- Reversed
- 10,255
- Recamán's sequence
- a(141,153) = 55,201
- Square (n²)
- 3,047,150,401
- Cube (n³)
- 168,205,749,285,601
- Divisor count
- 2
- σ(n) — sum of divisors
- 55,202
- φ(n) — Euler's totient
- 55,200
Primality
55,201 is prime. It has exactly two divisors: 1 and itself.
Divisors & multiples
Sums & aliquot sequence
Continued fraction of √n
√55,201 = [234; (1, 18, 1, 1, 2, 1, 1, 2, 1, 2, 7, 1, 7, 11, 1, 11, 1, 3, 1, 1, 2, 8, 1, 4, …)]
Representations
- In words
- fifty-five thousand two hundred one
- Ordinal
- 55201st
- Binary
- 1101011110100001
- Octal
- 153641
- Hexadecimal
- 0xD7A1
- Base64
- 16E=
- One's complement
- 10,334 (16-bit)
- Scientific notation
- 5.5201 × 10⁴
- As a duration
- 55,201 s = 15 hours, 20 minutes, 1 second
As an angle
Historical numeral systems
- Babylonian (base 60)
- 𒌋𒁹𒁹𒁹𒁹𒁹 𒌋𒌋 𒁹
- Egyptian hieroglyphic
- 𓂍𓂍𓂍𓂍𓂍𓆼𓆼𓆼𓆼𓆼𓍢𓍢𓏺
- Greek (Milesian)
- ͵νεσαʹ
- Mayan (base 20)
- 𝋦·𝋲·𝋠·𝋡
- Chinese
- 五萬五千二百零一
- Chinese (financial)
- 伍萬伍仟貳佰零壹
Digit at this position in famous constants
- π — Pi (π)
- Digit 55,201 = 6
- e — Euler's number (e)
- Digit 55,201 = 1
- φ — Golden ratio (φ)
- Digit 55,201 = 3
- √2 — Pythagoras's (√2)
- Digit 55,201 = 0
- ln 2 — Natural log of 2
- Digit 55,201 = 9
- γ — Euler-Mascheroni (γ)
- Digit 55,201 = 7
Also seen as
UTF-8 encoding: ED 9E A1 (3 bytes).
As an unsigned 32-bit integer, this is the IPv4 address 0.0.215.161.
- Address
- 0.0.215.161
- Class
- reserved
- IPv4-mapped IPv6
- ::ffff:0.0.215.161
Unspecified address (0.0.0.0/8) — "this network" placeholder.
The digit sequence 55201 first appears in π at position 21,247 of the decimal expansion (the 21,247ordinal-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.
- Egyptian hieroglyphic numerals — Seven hieroglyphs for every power of ten, from a single stroke to a million.