142,091
142,091 is a composite number, odd.
142,091 (one hundred forty-two thousand ninety-one) is an odd 6-digit number. It is a composite number with 4 divisors, and factors as 151 × 941. Written other ways, in hexadecimal, 0x22B0B.
Interestingness
Properties
- Parity
- Odd
- Digit count
- 6
- Digit sum
- 17
- Digit product
- 0
- Digital root
- 8
- Palindrome
- No
- Bit width
- 18 bits
- Reversed
- 190,241
- Recamán's sequence
- a(484,645) = 142,091
- Square (n²)
- 20,189,852,281
- Cube (n³)
- 2,868,796,300,459,571
- Divisor count
- 4
- σ(n) — sum of divisors
- 143,184
- φ(n) — Euler's totient
- 141,000
- Sum of prime factors
- 1,092
Primality
Prime factorization: 151 × 941
Divisors & multiples
Sums & aliquot sequence
Continued fraction of √n
√142,091 = [376; (1, 18, 1, 5, 3, 1, 1, 3, 2, 1, 1, 150, 5, 3, 1, 3, 3, 5, 5, 11, 1, 29, 4, 4, …)]
Representations
- In words
- one hundred forty-two thousand ninety-one
- Ordinal
- 142091st
- Binary
- 100010101100001011
- Octal
- 425413
- Hexadecimal
- 0x22B0B
- Base64
- AisL
- One's complement
- 4,294,825,204 (32-bit)
- Scientific notation
- 1.42091 × 10⁵
- As a duration
- 142,091 s = 1 day, 15 hours, 28 minutes, 11 seconds
As an angle
Historical numeral systems
- Babylonian (base 60)
- 𒌋𒌋𒌋𒁹𒁹𒁹𒁹𒁹𒁹𒁹𒁹𒁹 𒌋𒌋𒁹𒁹𒁹𒁹𒁹𒁹𒁹𒁹 𒌋𒁹
- Egyptian hieroglyphic
- 𓆐𓂍𓂍𓂍𓂍𓆼𓆼𓎆𓎆𓎆𓎆𓎆𓎆𓎆𓎆𓎆𓏺
- Greek (Milesian)
- ͵ρμβϟαʹ
- Mayan (base 20)
- 𝋱·𝋯·𝋤·𝋫
- Chinese
- 一十四萬二千零九十一
- Chinese (financial)
- 壹拾肆萬貳仟零玖拾壹
Also seen as
UTF-8 encoding: F0 A2 AC 8B (4 bytes).
As an unsigned 32-bit integer, this is the IPv4 address 0.2.43.11.
- Address
- 0.2.43.11
- Class
- reserved
- IPv4-mapped IPv6
- ::ffff:0.2.43.11
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 142,091 and was likely granted around 1872.
Patent numbers below 100,000 are excluded as too ambiguous; modern numbering currently reaches roughly 12.5 million.
The digit sequence 142091 first appears in π at position 212,869 of the decimal expansion (the 212,869ordinal-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.
Related reading
- Mayan numerals — Vigesimal dots-and-bars with a shell zero — one of the earliest true zeros.