42,550
42,550 is a composite number, even.
Properties
- Parity
- Even
- Digit count
- 5
- Digit sum
- 16
- Digit product
- 0
- Digital root
- 7
- Palindrome
- No
- Bit width
- 16 bits
- Reversed
- 5,524
- Square (n²)
- 1,810,502,500
- Cube (n³)
- 77,036,881,375,000
- Divisor count
- 24
- σ(n) — sum of divisors
- 84,816
- φ(n) — Euler's totient
- 15,840
- Sum of prime factors
- 72
Primality
Prime factorization: 2 × 5 2 × 23 × 37
Divisors & multiples
Sums & aliquot sequence
Representations
- In words
- forty-two thousand five hundred fifty
- Ordinal
- 42550th
- Binary
- 1010011000110110
- Octal
- 123066
- Hexadecimal
- 0xA636
- Base64
- pjY=
- One's complement
- 22,985 (16-bit)
Historical numeral systems
- Babylonian (base 60)
- 𒌋𒁹 𒌋𒌋𒌋𒌋𒁹𒁹𒁹𒁹𒁹𒁹𒁹𒁹𒁹 𒌋
- Egyptian hieroglyphic
- 𓂍𓂍𓂍𓂍𓆼𓆼𓍢𓍢𓍢𓍢𓍢𓎆𓎆𓎆𓎆𓎆
- Greek (Milesian)
- ͵μβφνʹ
- Mayan (base 20)
- 𝋥·𝋦·𝋧·𝋪
- Chinese
- 四萬二千五百五十
- Chinese (financial)
- 肆萬貳仟伍佰伍拾
Digit at this position in famous constants
- π — Pi (π)
- Digit 42,550 = 2
- e — Euler's number (e)
- Digit 42,550 = 3
- φ — Golden ratio (φ)
- Digit 42,550 = 0
- √2 — Pythagoras's (√2)
- Digit 42,550 = 0
- ln 2 — Natural log of 2
- Digit 42,550 = 0
- γ — Euler-Mascheroni (γ)
- Digit 42,550 = 3
Also seen as
Goldbach's conjecture says every even integer greater than 2 is the sum of two primes. For 42550, here are decompositions:
- 17 + 42533 = 42550
- 41 + 42509 = 42550
- 59 + 42491 = 42550
- 83 + 42467 = 42550
- 89 + 42461 = 42550
- 107 + 42443 = 42550
- 113 + 42437 = 42550
- 191 + 42359 = 42550
Showing the first eight; more decompositions exist.
As an unsigned 32-bit integer, this is the IPv4 address 0.0.166.54.
- Address
- 0.0.166.54
- Class
- reserved
- IPv4-mapped IPv6
- ::ffff:0.0.166.54
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 42550 first appears in π at position 72,973 of the decimal expansion (the 72,973ordinal-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.