118,990
118,990 is a composite number, even.
118,990 (one hundred eighteen thousand nine hundred ninety) is an even 6-digit number. It is a composite number with 16 divisors, and factors as 2 × 5 × 73 × 163. Written other ways, in hexadecimal, 0x1D0CE.
Interestingness
Properties
- Parity
- Even
- Digit count
- 6
- Digit sum
- 28
- Digit product
- 0
- Digital root
- 1
- Palindrome
- No
- Bit width
- 17 bits
- Reversed
- 99,811
- Flips to (rotate 180°)
- 66,811
- Recamán's sequence
- a(242,116) = 118,990
- Square (n²)
- 14,158,620,100
- Cube (n³)
- 1,684,734,205,699,000
- Divisor count
- 16
- σ(n) — sum of divisors
- 218,448
- φ(n) — Euler's totient
- 46,656
- Sum of prime factors
- 243
Primality
Prime factorization: 2 × 5 × 73 × 163
Divisors & multiples
Sums & aliquot sequence
Continued fraction of √n
√118,990 = [344; (1, 18, 1, 2, 2, 13, 1, 1, 1, 6, 1, 11, 1, 9, 1, 2, 4, 7, 2, 1, 5, 1, 1, 2, …)]
Representations
- In words
- one hundred eighteen thousand nine hundred ninety
- Ordinal
- 118990th
- Binary
- 11101000011001110
- Octal
- 350316
- Hexadecimal
- 0x1D0CE
- Base64
- AdDO
- One's complement
- 4,294,848,305 (32-bit)
- Scientific notation
- 1.1899 × 10⁵
- As a duration
- 118,990 s = 1 day, 9 hours, 3 minutes, 10 seconds
As an angle
Historical numeral systems
- Babylonian (base 60)
- 𒌋𒌋𒌋𒁹𒁹𒁹 𒁹𒁹𒁹 𒌋
- Egyptian hieroglyphic
- 𓆐𓂍𓆼𓆼𓆼𓆼𓆼𓆼𓆼𓆼𓍢𓍢𓍢𓍢𓍢𓍢𓍢𓍢𓍢𓎆𓎆𓎆𓎆𓎆𓎆𓎆𓎆𓎆
- Greek (Milesian)
- ͵ριηϡϟʹ
- Mayan (base 20)
- 𝋮·𝋱·𝋩·𝋪
- Chinese
- 一十一萬八千九百九十
- Chinese (financial)
- 壹拾壹萬捌仟玖佰玖拾
Also seen as
Goldbach's conjecture says every even integer greater than 2 is the sum of two primes. For 118990, here are decompositions:
- 17 + 118973 = 118990
- 23 + 118967 = 118990
- 59 + 118931 = 118990
- 83 + 118907 = 118990
- 89 + 118901 = 118990
- 191 + 118799 = 118990
- 233 + 118757 = 118990
- 239 + 118751 = 118990
Showing the first eight; more decompositions exist.
UTF-8 encoding: F0 9D 83 8E (4 bytes).
As an unsigned 32-bit integer, this is the IPv4 address 0.1.208.206.
- Address
- 0.1.208.206
- Class
- reserved
- IPv4-mapped IPv6
- ::ffff:0.1.208.206
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 118,990 and was likely granted around 1871.
Patent numbers below 100,000 are excluded as too ambiguous; modern numbering currently reaches roughly 12.5 million.
The digit sequence 118990 first appears in π at position 872,015 of the decimal expansion (the 872,015ordinal-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.