85,672
85,672 is a composite number, even.
Properties
- Parity
- Even
- Digit count
- 5
- Digit sum
- 28
- Digit product
- 3,360
- Digital root
- 1
- Palindrome
- No
- Bit width
- 17 bits
- Reversed
- 27,658
- Recamán's sequence
- a(113,811) = 85,672
- Square (n²)
- 7,339,691,584
- Cube (n³)
- 628,806,057,384,448
- Divisor count
- 8
- σ(n) — sum of divisors
- 160,650
- φ(n) — Euler's totient
- 42,832
- Sum of prime factors
- 10,715
Primality
Prime factorization: 2 3 × 10709
Divisors & multiples
Sums & aliquot sequence
Representations
- In words
- eighty-five thousand six hundred seventy-two
- Ordinal
- 85672nd
- Binary
- 10100111010101000
- Octal
- 247250
- Hexadecimal
- 0x14EA8
- Base64
- AU6o
- One's complement
- 4,294,881,623 (32-bit)
Historical numeral systems
- Babylonian (base 60)
- 𒌋𒌋𒁹𒁹𒁹 𒌋𒌋𒌋𒌋𒁹𒁹𒁹𒁹𒁹𒁹𒁹 𒌋𒌋𒌋𒌋𒌋𒁹𒁹
- Egyptian hieroglyphic
- 𓂍𓂍𓂍𓂍𓂍𓂍𓂍𓂍𓆼𓆼𓆼𓆼𓆼𓍢𓍢𓍢𓍢𓍢𓍢𓎆𓎆𓎆𓎆𓎆𓎆𓎆𓏺𓏺
- Greek (Milesian)
- ͵πεχοβʹ
- Mayan (base 20)
- 𝋪·𝋮·𝋣·𝋬
- Chinese
- 八萬五千六百七十二
- Chinese (financial)
- 捌萬伍仟陸佰柒拾貳
Digit at this position in famous constants
- π — Pi (π)
- Digit 85,672 = 0
- e — Euler's number (e)
- Digit 85,672 = 8
- φ — Golden ratio (φ)
- Digit 85,672 = 5
- √2 — Pythagoras's (√2)
- Digit 85,672 = 4
- ln 2 — Natural log of 2
- Digit 85,672 = 9
- γ — Euler-Mascheroni (γ)
- Digit 85,672 = 3
Also seen as
Goldbach's conjecture says every even integer greater than 2 is the sum of two primes. For 85672, here are decompositions:
- 3 + 85669 = 85672
- 5 + 85667 = 85672
- 11 + 85661 = 85672
- 29 + 85643 = 85672
- 53 + 85619 = 85672
- 71 + 85601 = 85672
- 101 + 85571 = 85672
- 149 + 85523 = 85672
Showing the first eight; more decompositions exist.
As an unsigned 32-bit integer, this is the IPv4 address 0.1.78.168.
- Address
- 0.1.78.168
- Class
- reserved
- IPv4-mapped IPv6
- ::ffff:0.1.78.168
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 85672 first appears in π at position 47,956 of the decimal expansion (the 47,956ordinal-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.