139,055
139,055 is a composite number, odd.
139,055 (one hundred thirty-nine thousand fifty-five) is an odd 6-digit number. It is a composite number with 16 divisors, and factors as 5 × 7 × 29 × 137. Written other ways, in hexadecimal, 0x21F2F.
Interestingness
Properties
- Parity
- Odd
- Digit count
- 6
- Digit sum
- 23
- Digit product
- 0
- Digital root
- 5
- Palindrome
- No
- Bit width
- 18 bits
- Reversed
- 550,931
- Recamán's sequence
- a(490,717) = 139,055
- Square (n²)
- 19,336,293,025
- Cube (n³)
- 2,688,808,226,591,375
- Divisor count
- 16
- σ(n) — sum of divisors
- 198,720
- φ(n) — Euler's totient
- 91,392
- Sum of prime factors
- 178
Primality
Prime factorization: 5 × 7 × 29 × 137
Divisors & multiples
Sums & aliquot sequence
Continued fraction of √n
√139,055 = [372; (1, 9, 12, 1, 1, 5, 1, 1, 1, 4, 5, 6, 1, 1, 1, 6, 5, 4, 1, 1, 1, 5, 1, 1, …)]
Period length 28 — the block in parentheses repeats forever.
Representations
- In words
- one hundred thirty-nine thousand fifty-five
- Ordinal
- 139055th
- Binary
- 100001111100101111
- Octal
- 417457
- Hexadecimal
- 0x21F2F
- Base64
- Ah8v
- One's complement
- 4,294,828,240 (32-bit)
- Scientific notation
- 1.39055 × 10⁵
- As a duration
- 139,055 s = 1 day, 14 hours, 37 minutes, 35 seconds
As an angle
Historical numeral systems
- Babylonian (base 60)
- 𒌋𒌋𒌋𒁹𒁹𒁹𒁹𒁹𒁹𒁹𒁹 𒌋𒌋𒌋𒁹𒁹𒁹𒁹𒁹𒁹𒁹 𒌋𒌋𒌋𒁹𒁹𒁹𒁹𒁹
- Egyptian hieroglyphic
- 𓆐𓂍𓂍𓂍𓆼𓆼𓆼𓆼𓆼𓆼𓆼𓆼𓆼𓎆𓎆𓎆𓎆𓎆𓏺𓏺𓏺𓏺𓏺
- Greek (Milesian)
- ͵ρλθνεʹ
- Mayan (base 20)
- 𝋱·𝋧·𝋬·𝋯
- Chinese
- 一十三萬九千零五十五
- Chinese (financial)
- 壹拾參萬玖仟零伍拾伍
Also seen as
UTF-8 encoding: F0 A1 BC AF (4 bytes).
As an unsigned 32-bit integer, this is the IPv4 address 0.2.31.47.
- Address
- 0.2.31.47
- Class
- reserved
- IPv4-mapped IPv6
- ::ffff:0.2.31.47
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 139,055 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 139055 first appears in π at position 292,041 of the decimal expansion (the 292,041ordinal-suffix:st 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.