159,120
159,120 is a composite number, even.
159,120 (one hundred fifty-nine thousand one hundred twenty) is an even 6-digit number. It is a composite number with 120 divisors, and factors as 2⁴ × 3² × 5 × 13 × 17. Its proper divisors sum to 450,216, more than the number itself, making it an abundant number. Written other ways, in hexadecimal, 0x26D90.
Interestingness
Properties
- Parity
- Even
- Digit count
- 6
- Digit sum
- 18
- Digit product
- 0
- Digital root
- 9
- Palindrome
- No
- Bit width
- 18 bits
- Reversed
- 21,951
- Square (n²)
- 25,319,174,400
- Cube (n³)
- 4,028,787,030,528,000
- Divisor count
- 120
- σ(n) — sum of divisors
- 609,336
- φ(n) — Euler's totient
- 36,864
- Sum of prime factors
- 49
Primality
Prime factorization: 2 4 × 3 2 × 5 × 13 × 17
Divisors & multiples
Sums & aliquot sequence
Continued fraction of √n
√159,120 = [398; (1, 8, 1, 5, 1, 2, 3, 1, 4, 1, 3, 2, 1, 5, 1, 8, 1, 796)]
Period length 18 — the block in parentheses repeats forever.
Representations
- In words
- one hundred fifty-nine thousand one hundred twenty
- Ordinal
- 159120th
- Binary
- 100110110110010000
- Octal
- 466620
- Hexadecimal
- 0x26D90
- Base64
- Am2Q
- One's complement
- 4,294,808,175 (32-bit)
- Scientific notation
- 1.5912 × 10⁵
- As a duration
- 159,120 s = 1 day, 20 hours, 12 minutes
As an angle
Historical numeral systems
- Babylonian (base 60)
- 𒌋𒌋𒌋𒌋𒁹𒁹𒁹𒁹 𒌋𒁹𒁹 ·
- Egyptian hieroglyphic
- 𓆐𓂍𓂍𓂍𓂍𓂍𓆼𓆼𓆼𓆼𓆼𓆼𓆼𓆼𓆼𓍢𓎆𓎆
- Greek (Milesian)
- ͵ρνθρκʹ
- Mayan (base 20)
- 𝋳·𝋱·𝋰·𝋠
- Chinese
- 一十五萬九千一百二十
- Chinese (financial)
- 壹拾伍萬玖仟壹佰貳拾
Also seen as
Goldbach's conjecture says every even integer greater than 2 is the sum of two primes. For 159120, here are decompositions:
- 7 + 159113 = 159120
- 23 + 159097 = 159120
- 41 + 159079 = 159120
- 47 + 159073 = 159120
- 61 + 159059 = 159120
- 97 + 159023 = 159120
- 103 + 159017 = 159120
- 107 + 159013 = 159120
Showing the first eight; more decompositions exist.
UTF-8 encoding: F0 A6 B6 90 (4 bytes).
As an unsigned 32-bit integer, this is the IPv4 address 0.2.109.144.
- Address
- 0.2.109.144
- Class
- reserved
- IPv4-mapped IPv6
- ::ffff:0.2.109.144
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 159,120 and was likely granted around 1873.
Patent numbers below 100,000 are excluded as too ambiguous; modern numbering currently reaches roughly 12.5 million.
The digit sequence 159120 first appears in π at position 720,348 of the decimal expansion (the 720,348ordinal-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
- Babylonian numerals — The base-60 cuneiform system that gave us 60 minutes, 60 seconds, and 360°.