139,025
139,025 is a composite number, odd.
139,025 (one hundred thirty-nine thousand twenty-five) is an odd 6-digit number. It is a composite number with 12 divisors, and factors as 5² × 67 × 83. Written other ways, in hexadecimal, 0x21F11.
Interestingness
Properties
- Parity
- Odd
- Digit count
- 6
- Digit sum
- 20
- Digit product
- 0
- Digital root
- 2
- Palindrome
- No
- Bit width
- 18 bits
- Reversed
- 520,931
- Recamán's sequence
- a(490,777) = 139,025
- Square (n²)
- 19,327,950,625
- Cube (n³)
- 2,687,068,335,640,625
- Divisor count
- 12
- σ(n) — sum of divisors
- 177,072
- φ(n) — Euler's totient
- 108,240
- Sum of prime factors
- 160
Primality
Prime factorization: 5 2 × 67 × 83
Divisors & multiples
Sums & aliquot sequence
Continued fraction of √n
√139,025 = [372; (1, 6, 5, 1, 4, 1, 1, 1, 4, 1, 2, 1, 1, 4, 2, 1, 3, 25, 2, 3, 1, 11, 1, 6, …)]
Representations
- In words
- one hundred thirty-nine thousand twenty-five
- Ordinal
- 139025th
- Binary
- 100001111100010001
- Octal
- 417421
- Hexadecimal
- 0x21F11
- Base64
- Ah8R
- One's complement
- 4,294,828,270 (32-bit)
- Scientific notation
- 1.39025 × 10⁵
- As a duration
- 139,025 s = 1 day, 14 hours, 37 minutes, 5 seconds
As an angle
Historical numeral systems
- Babylonian (base 60)
- 𒌋𒌋𒌋𒁹𒁹𒁹𒁹𒁹𒁹𒁹𒁹 𒌋𒌋𒌋𒁹𒁹𒁹𒁹𒁹𒁹𒁹 𒁹𒁹𒁹𒁹𒁹
- Egyptian hieroglyphic
- 𓆐𓂍𓂍𓂍𓆼𓆼𓆼𓆼𓆼𓆼𓆼𓆼𓆼𓎆𓎆𓏺𓏺𓏺𓏺𓏺
- Greek (Milesian)
- ͵ρλθκεʹ
- Mayan (base 20)
- 𝋱·𝋧·𝋫·𝋥
- Chinese
- 一十三萬九千零二十五
- Chinese (financial)
- 壹拾參萬玖仟零貳拾伍
Also seen as
UTF-8 encoding: F0 A1 BC 91 (4 bytes).
As an unsigned 32-bit integer, this is the IPv4 address 0.2.31.17.
- Address
- 0.2.31.17
- Class
- reserved
- IPv4-mapped IPv6
- ::ffff:0.2.31.17
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 139,025 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.