139,150
139,150 is a composite number, even.
139,150 (one hundred thirty-nine thousand one hundred fifty) is an even 6-digit number. It is a composite number with 36 divisors, and factors as 2 × 5² × 11² × 23. Its proper divisors sum to 157,706, more than the number itself, making it an abundant number. Written other ways, in hexadecimal, 0x21F8E.
Interestingness
Properties
- Parity
- Even
- Digit count
- 6
- Digit sum
- 19
- Digit product
- 0
- Digital root
- 1
- Palindrome
- No
- Bit width
- 18 bits
- Reversed
- 51,931
- Recamán's sequence
- a(490,527) = 139,150
- Square (n²)
- 19,362,722,500
- Cube (n³)
- 2,694,322,835,875,000
- Divisor count
- 36
- σ(n) — sum of divisors
- 296,856
- φ(n) — Euler's totient
- 48,400
- Sum of prime factors
- 57
Primality
Prime factorization: 2 × 5 2 × 11 2 × 23
Divisors & multiples
Sums & aliquot sequence
Continued fraction of √n
√139,150 = [373; (35, 1, 1, 9, 2, 3, 1, 2, 3, 1, 9, 3, 4, 1, 2, 5, 1, 4, 3, 1, 2, 1, 6, 9, …)]
Period length 50 — the block in parentheses repeats forever.
Representations
- In words
- one hundred thirty-nine thousand one hundred fifty
- Ordinal
- 139150th
- Binary
- 100001111110001110
- Octal
- 417616
- Hexadecimal
- 0x21F8E
- Base64
- Ah+O
- One's complement
- 4,294,828,145 (32-bit)
- Scientific notation
- 1.3915 × 10⁵
- As a duration
- 139,150 s = 1 day, 14 hours, 39 minutes, 10 seconds
As an angle
Historical numeral systems
- Babylonian (base 60)
- 𒌋𒌋𒌋𒁹𒁹𒁹𒁹𒁹𒁹𒁹𒁹 𒌋𒌋𒌋𒁹𒁹𒁹𒁹𒁹𒁹𒁹𒁹𒁹 𒌋
- Egyptian hieroglyphic
- 𓆐𓂍𓂍𓂍𓆼𓆼𓆼𓆼𓆼𓆼𓆼𓆼𓆼𓍢𓎆𓎆𓎆𓎆𓎆
- Greek (Milesian)
- ͵ρλθρνʹ
- Mayan (base 20)
- 𝋱·𝋧·𝋱·𝋪
- Chinese
- 一十三萬九千一百五十
- Chinese (financial)
- 壹拾參萬玖仟壹佰伍拾
Also seen as
Goldbach's conjecture says every even integer greater than 2 is the sum of two primes. For 139150, here are decompositions:
- 17 + 139133 = 139150
- 29 + 139121 = 139150
- 41 + 139109 = 139150
- 59 + 139091 = 139150
- 71 + 139079 = 139150
- 83 + 139067 = 139150
- 173 + 138977 = 139150
- 191 + 138959 = 139150
Showing the first eight; more decompositions exist.
UTF-8 encoding: F0 A1 BE 8E (4 bytes).
As an unsigned 32-bit integer, this is the IPv4 address 0.2.31.142.
- Address
- 0.2.31.142
- Class
- reserved
- IPv4-mapped IPv6
- ::ffff:0.2.31.142
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 139,150 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 139150 first appears in π at position 104,685 of the decimal expansion (the 104,685ordinal-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
- Egyptian hieroglyphic numerals — Seven hieroglyphs for every power of ten, from a single stroke to a million.