142,085
142,085 is a composite number, odd.
142,085 (one hundred forty-two thousand eighty-five) is an odd 6-digit number. It is a composite number with 8 divisors, and factors as 5 × 157 × 181. Written other ways, in hexadecimal, 0x22B05.
Interestingness
Properties
- Parity
- Odd
- Digit count
- 6
- Digit sum
- 20
- Digit product
- 0
- Digital root
- 2
- Palindrome
- No
- Bit width
- 18 bits
- Reversed
- 580,241
- Recamán's sequence
- a(484,657) = 142,085
- Square (n²)
- 20,188,147,225
- Cube (n³)
- 2,868,432,898,464,125
- Divisor count
- 8
- σ(n) — sum of divisors
- 172,536
- φ(n) — Euler's totient
- 112,320
- Sum of prime factors
- 343
Primality
Prime factorization: 5 × 157 × 181
Divisors & multiples
Sums & aliquot sequence
Continued fraction of √n
√142,085 = [376; (1, 16, 7, 2, 2, 7, 16, 1, 752)]
Period length 9 — the block in parentheses repeats forever.
Representations
- In words
- one hundred forty-two thousand eighty-five
- Ordinal
- 142085th
- Binary
- 100010101100000101
- Octal
- 425405
- Hexadecimal
- 0x22B05
- Base64
- AisF
- One's complement
- 4,294,825,210 (32-bit)
- Scientific notation
- 1.42085 × 10⁵
- As a duration
- 142,085 s = 1 day, 15 hours, 28 minutes, 5 seconds
As an angle
Historical numeral systems
- Babylonian (base 60)
- 𒌋𒌋𒌋𒁹𒁹𒁹𒁹𒁹𒁹𒁹𒁹𒁹 𒌋𒌋𒁹𒁹𒁹𒁹𒁹𒁹𒁹𒁹 𒁹𒁹𒁹𒁹𒁹
- Egyptian hieroglyphic
- 𓆐𓂍𓂍𓂍𓂍𓆼𓆼𓎆𓎆𓎆𓎆𓎆𓎆𓎆𓎆𓏺𓏺𓏺𓏺𓏺
- Greek (Milesian)
- ͵ρμβπεʹ
- Mayan (base 20)
- 𝋱·𝋯·𝋤·𝋥
- Chinese
- 一十四萬二千零八十五
- Chinese (financial)
- 壹拾肆萬貳仟零捌拾伍
Also seen as
UTF-8 encoding: F0 A2 AC 85 (4 bytes).
As an unsigned 32-bit integer, this is the IPv4 address 0.2.43.5.
- Address
- 0.2.43.5
- Class
- reserved
- IPv4-mapped IPv6
- ::ffff:0.2.43.5
Unspecified address (0.0.0.0/8) — "this network" placeholder.
This number falls in the range of US utility patent numbers. If it's a patent, it would be issued as US 142,085 and was likely granted around 1872.
Patent numbers below 100,000 are excluded as too ambiguous; modern numbering currently reaches roughly 12.5 million.
Related reading
- Mayan numerals — Vigesimal dots-and-bars with a shell zero — one of the earliest true zeros.