55,072
55,072 is a composite number, even.
Properties
- Parity
- Even
- Digit count
- 5
- Digit sum
- 19
- Digit product
- 0
- Digital root
- 1
- Palindrome
- No
- Bit width
- 16 bits
- Reversed
- 27,055
- Recamán's sequence
- a(141,411) = 55,072
- Square (n²)
- 3,032,925,184
- Cube (n³)
- 167,029,255,733,248
- Divisor count
- 12
- σ(n) — sum of divisors
- 108,486
- φ(n) — Euler's totient
- 27,520
- Sum of prime factors
- 1,731
Primality
Prime factorization: 2 5 × 1721
Divisors & multiples
Sums & aliquot sequence
Representations
- In words
- fifty-five thousand seventy-two
- Ordinal
- 55072nd
- Binary
- 1101011100100000
- Octal
- 153440
- Hexadecimal
- 0xD720
- Base64
- 1yA=
- One's complement
- 10,463 (16-bit)
Historical numeral systems
- Babylonian (base 60)
- 𒌋𒁹𒁹𒁹𒁹𒁹 𒌋𒁹𒁹𒁹𒁹𒁹𒁹𒁹 𒌋𒌋𒌋𒌋𒌋𒁹𒁹
- Egyptian hieroglyphic
- 𓂍𓂍𓂍𓂍𓂍𓆼𓆼𓆼𓆼𓆼𓎆𓎆𓎆𓎆𓎆𓎆𓎆𓏺𓏺
- Greek (Milesian)
- ͵νεοβʹ
- Mayan (base 20)
- 𝋦·𝋱·𝋭·𝋬
- Chinese
- 五萬五千零七十二
- Chinese (financial)
- 伍萬伍仟零柒拾貳
Digit at this position in famous constants
- π — Pi (π)
- Digit 55,072 = 3
- e — Euler's number (e)
- Digit 55,072 = 8
- φ — Golden ratio (φ)
- Digit 55,072 = 4
- √2 — Pythagoras's (√2)
- Digit 55,072 = 6
- ln 2 — Natural log of 2
- Digit 55,072 = 0
- γ — Euler-Mascheroni (γ)
- Digit 55,072 = 9
Also seen as
Goldbach's conjecture says every even integer greater than 2 is the sum of two primes. For 55072, here are decompositions:
- 11 + 55061 = 55072
- 23 + 55049 = 55072
- 71 + 55001 = 55072
- 89 + 54983 = 55072
- 113 + 54959 = 55072
- 131 + 54941 = 55072
- 191 + 54881 = 55072
- 239 + 54833 = 55072
Showing the first eight; more decompositions exist.
UTF-8 encoding: ED 9C A0 (3 bytes).
As an unsigned 32-bit integer, this is the IPv4 address 0.0.215.32.
- Address
- 0.0.215.32
- Class
- reserved
- IPv4-mapped IPv6
- ::ffff:0.0.215.32
Unspecified address (0.0.0.0/8) — "this network" placeholder.
The digit sequence 55072 first appears in π at position 294,422 of the decimal expansion (the 294,422ordinal-suffix:nd 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.