55,000
55,000 is a composite number, even.
Properties
- Parity
- Even
- Digit count
- 5
- Digit sum
- 10
- Digit product
- 0
- Digital root
- 1
- Palindrome
- No
- Bit width
- 16 bits
- Reversed
- 55
- Recamán's sequence
- a(141,555) = 55,000
- Square (n²)
- 3,025,000,000
- Cube (n³)
- 166,375,000,000,000
- Divisor count
- 40
- σ(n) — sum of divisors
- 140,580
- φ(n) — Euler's totient
- 20,000
- Sum of prime factors
- 37
Primality
Prime factorization: 2 3 × 5 4 × 11
Divisors & multiples
Sums & aliquot sequence
Representations
- In words
- fifty-five thousand
- Ordinal
- 55000th
- Binary
- 1101011011011000
- Octal
- 153330
- Hexadecimal
- 0xD6D8
- Base64
- 1tg=
- One's complement
- 10,535 (16-bit)
Historical numeral systems
- Babylonian (base 60)
- 𒌋𒁹𒁹𒁹𒁹𒁹 𒌋𒁹𒁹𒁹𒁹𒁹𒁹 𒌋𒌋𒌋𒌋
- Egyptian hieroglyphic
- 𓂍𓂍𓂍𓂍𓂍𓆼𓆼𓆼𓆼𓆼
- Greek (Milesian)
- ͵νε
- Mayan (base 20)
- 𝋦·𝋱·𝋪·𝋠
- Chinese
- 五萬五千
- Chinese (financial)
- 伍萬伍仟
Digit at this position in famous constants
- π — Pi (π)
- Digit 55,000 = 9
- e — Euler's number (e)
- Digit 55,000 = 4
- φ — Golden ratio (φ)
- Digit 55,000 = 0
- √2 — Pythagoras's (√2)
- Digit 55,000 = 4
- ln 2 — Natural log of 2
- Digit 55,000 = 8
- γ — Euler-Mascheroni (γ)
- Digit 55,000 = 2
Also seen as
Goldbach's conjecture says every even integer greater than 2 is the sum of two primes. For 55000, here are decompositions:
- 17 + 54983 = 55000
- 41 + 54959 = 55000
- 59 + 54941 = 55000
- 83 + 54917 = 55000
- 131 + 54869 = 55000
- 149 + 54851 = 55000
- 167 + 54833 = 55000
- 227 + 54773 = 55000
Showing the first eight; more decompositions exist.
UTF-8 encoding: ED 9B 98 (3 bytes).
As an unsigned 32-bit integer, this is the IPv4 address 0.0.214.216.
- Address
- 0.0.214.216
- Class
- reserved
- IPv4-mapped IPv6
- ::ffff:0.0.214.216
Unspecified address (0.0.0.0/8) — "this network" placeholder.
This passes the ABA routing number checksum and matches the Federal Reserve numbering scheme.
Banks operate many routing numbers per state and division; an unmatched checksum-valid number can still be a real RTN at a smaller institution.
The digit sequence 55000 first appears in π at position 136,708 of the decimal expansion (the 136,708ordinal-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.