42,085
42,085 is a composite number, odd.
42,085 (forty-two thousand eighty-five) is an odd 5-digit number. It is a composite number with 8 divisors, and factors as 5 × 19 × 443. Written other ways, in hexadecimal, 0xA465.
Interestingness
Properties
- Parity
- Odd
- Digit count
- 5
- Digit sum
- 19
- Digit product
- 0
- Digital root
- 1
- Palindrome
- No
- Bit width
- 16 bits
- Reversed
- 58,024
- Recamán's sequence
- a(151,453) = 42,085
- Square (n²)
- 1,771,147,225
- Cube (n³)
- 74,538,730,964,125
- Divisor count
- 8
- σ(n) — sum of divisors
- 53,280
- φ(n) — Euler's totient
- 31,824
- Sum of prime factors
- 467
Primality
Prime factorization: 5 × 19 × 443
Divisors & multiples
Sums & aliquot sequence
Continued fraction of √n
√42,085 = [205; (6, 1, 5, 11, 4, 2, 2, 1, 1, 2, 5, 1, 12, 2, 1, 1, 4, 3, 2, 11, 3, 2, 4, 2, …)]
Representations
- In words
- forty-two thousand eighty-five
- Ordinal
- 42085th
- Binary
- 1010010001100101
- Octal
- 122145
- Hexadecimal
- 0xA465
- Base64
- pGU=
- One's complement
- 23,450 (16-bit)
- Scientific notation
- 4.2085 × 10⁴
- As a duration
- 42,085 s = 11 hours, 41 minutes, 25 seconds
As an angle
Historical numeral systems
- Babylonian (base 60)
- 𒌋𒁹 𒌋𒌋𒌋𒌋𒁹 𒌋𒌋𒁹𒁹𒁹𒁹𒁹
- Egyptian hieroglyphic
- 𓂍𓂍𓂍𓂍𓆼𓆼𓎆𓎆𓎆𓎆𓎆𓎆𓎆𓎆𓏺𓏺𓏺𓏺𓏺
- Greek (Milesian)
- ͵μβπεʹ
- Mayan (base 20)
- 𝋥·𝋥·𝋤·𝋥
- Chinese
- 四萬二千零八十五
- Chinese (financial)
- 肆萬貳仟零捌拾伍
Digit at this position in famous constants
- π — Pi (π)
- Digit 42,085 = 9
- e — Euler's number (e)
- Digit 42,085 = 2
- φ — Golden ratio (φ)
- Digit 42,085 = 9
- √2 — Pythagoras's (√2)
- Digit 42,085 = 7
- ln 2 — Natural log of 2
- Digit 42,085 = 1
- γ — Euler-Mascheroni (γ)
- Digit 42,085 = 3
Also seen as
UTF-8 encoding: EA 91 A5 (3 bytes).
As an unsigned 32-bit integer, this is the IPv4 address 0.0.164.101.
- Address
- 0.0.164.101
- Class
- reserved
- IPv4-mapped IPv6
- ::ffff:0.0.164.101
Unspecified address (0.0.0.0/8) — "this network" placeholder.
The digit sequence 42085 first appears in π at position 265,931 of the decimal expansion (the 265,931ordinal-suffix:st 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
- Egyptian hieroglyphic numerals — Seven hieroglyphs for every power of ten, from a single stroke to a million.