139,052
139,052 is a composite number, even.
139,052 (one hundred thirty-nine thousand fifty-two) is an even 6-digit number. It is a composite number with 6 divisors, and factors as 2² × 34,763. Written other ways, in hexadecimal, 0x21F2C.
Interestingness
Properties
- Parity
- Even
- Digit count
- 6
- Digit sum
- 20
- Digit product
- 0
- Digital root
- 2
- Palindrome
- No
- Bit width
- 18 bits
- Reversed
- 250,931
- Recamán's sequence
- a(490,723) = 139,052
- Square (n²)
- 19,335,458,704
- Cube (n³)
- 2,688,634,203,708,608
- Divisor count
- 6
- σ(n) — sum of divisors
- 243,348
- φ(n) — Euler's totient
- 69,524
- Sum of prime factors
- 34,767
Primality
Prime factorization: 2 2 × 34763
Divisors & multiples
Sums & aliquot sequence
Continued fraction of √n
√139,052 = [372; (1, 8, 1, 2, 5, 7, 5, 13, 8, 8, 2, 1, 5, 1, 1, 2, 2, 1, 3, 3, 1, 1, 6, 1, …)]
Representations
- In words
- one hundred thirty-nine thousand fifty-two
- Ordinal
- 139052nd
- Binary
- 100001111100101100
- Octal
- 417454
- Hexadecimal
- 0x21F2C
- Base64
- Ah8s
- One's complement
- 4,294,828,243 (32-bit)
- Scientific notation
- 1.39052 × 10⁵
- As a duration
- 139,052 s = 1 day, 14 hours, 37 minutes, 32 seconds
As an angle
Historical numeral systems
- Babylonian (base 60)
- 𒌋𒌋𒌋𒁹𒁹𒁹𒁹𒁹𒁹𒁹𒁹 𒌋𒌋𒌋𒁹𒁹𒁹𒁹𒁹𒁹𒁹 𒌋𒌋𒌋𒁹𒁹
- Egyptian hieroglyphic
- 𓆐𓂍𓂍𓂍𓆼𓆼𓆼𓆼𓆼𓆼𓆼𓆼𓆼𓎆𓎆𓎆𓎆𓎆𓏺𓏺
- Greek (Milesian)
- ͵ρλθνβʹ
- Mayan (base 20)
- 𝋱·𝋧·𝋬·𝋬
- Chinese
- 一十三萬九千零五十二
- Chinese (financial)
- 壹拾參萬玖仟零伍拾貳
Also seen as
Goldbach's conjecture says every even integer greater than 2 is the sum of two primes. For 139052, here are decompositions:
- 19 + 139033 = 139052
- 31 + 139021 = 139052
- 163 + 138889 = 139052
- 211 + 138841 = 139052
- 223 + 138829 = 139052
- 313 + 138739 = 139052
- 373 + 138679 = 139052
- 541 + 138511 = 139052
Showing the first eight; more decompositions exist.
UTF-8 encoding: F0 A1 BC AC (4 bytes).
As an unsigned 32-bit integer, this is the IPv4 address 0.2.31.44.
- Address
- 0.2.31.44
- Class
- reserved
- IPv4-mapped IPv6
- ::ffff:0.2.31.44
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 139,052 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.