142,175
142,175 is a composite number, odd.
142,175 (one hundred forty-two thousand one hundred seventy-five) is an odd 6-digit number. It is a composite number with 18 divisors, and factors as 5² × 11² × 47. Written other ways, in hexadecimal, 0x22B5F.
Interestingness
Properties
- Parity
- Odd
- Digit count
- 6
- Digit sum
- 20
- Digit product
- 280
- Digital root
- 2
- Palindrome
- No
- Bit width
- 18 bits
- Reversed
- 571,241
- Recamán's sequence
- a(39,662) = 142,175
- Square (n²)
- 20,213,730,625
- Cube (n³)
- 2,873,887,151,609,375
- Divisor count
- 18
- σ(n) — sum of divisors
- 197,904
- φ(n) — Euler's totient
- 101,200
- Sum of prime factors
- 79
Primality
Prime factorization: 5 2 × 11 2 × 47
Divisors & multiples
Sums & aliquot sequence
Continued fraction of √n
√142,175 = [377; (16, 2, 1, 1, 4, 1, 4, 1, 4, 6, 39, 1, 1, 7, 1, 29, 3, 1, 1, 5, 1, 1, 1, 21, …)]
Period length 54 — the block in parentheses repeats forever.
Representations
- In words
- one hundred forty-two thousand one hundred seventy-five
- Ordinal
- 142175th
- Binary
- 100010101101011111
- Octal
- 425537
- Hexadecimal
- 0x22B5F
- Base64
- Aitf
- One's complement
- 4,294,825,120 (32-bit)
- Scientific notation
- 1.42175 × 10⁵
- As a duration
- 142,175 s = 1 day, 15 hours, 29 minutes, 35 seconds
As an angle
Historical numeral systems
- Babylonian (base 60)
- 𒌋𒌋𒌋𒁹𒁹𒁹𒁹𒁹𒁹𒁹𒁹𒁹 𒌋𒌋𒁹𒁹𒁹𒁹𒁹𒁹𒁹𒁹𒁹 𒌋𒌋𒌋𒁹𒁹𒁹𒁹𒁹
- Egyptian hieroglyphic
- 𓆐𓂍𓂍𓂍𓂍𓆼𓆼𓍢𓎆𓎆𓎆𓎆𓎆𓎆𓎆𓏺𓏺𓏺𓏺𓏺
- Greek (Milesian)
- ͵ρμβροεʹ
- Mayan (base 20)
- 𝋱·𝋯·𝋨·𝋯
- Chinese
- 一十四萬二千一百七十五
- Chinese (financial)
- 壹拾肆萬貳仟壹佰柒拾伍
Also seen as
UTF-8 encoding: F0 A2 AD 9F (4 bytes).
As an unsigned 32-bit integer, this is the IPv4 address 0.2.43.95.
- Address
- 0.2.43.95
- Class
- reserved
- IPv4-mapped IPv6
- ::ffff:0.2.43.95
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 142,175 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.