980,188
980,188 is a composite number, even.
980,188 (nine hundred eighty thousand one hundred eighty-eight) is an even 6-digit number. It is a composite number with 12 divisors, and factors as 2² × 11 × 22,277. Written other ways, in hexadecimal, 0xEF4DC.
Interestingness
Properties
- Parity
- Even
- Digit count
- 6
- Digit sum
- 34
- Digit product
- 0
- Digital root
- 7
- Palindrome
- No
- Bit width
- 20 bits
- Reversed
- 881,089
- Flips to (rotate 180°)
- 881,086
- Square (n²)
- 960,768,515,344
- Cube (n³)
- 941,733,769,518,004,672
- Divisor count
- 12
- σ(n) — sum of divisors
- 1,871,352
- φ(n) — Euler's totient
- 445,520
- Sum of prime factors
- 22,292
Primality
Prime factorization: 2 2 × 11 × 22277
Divisors & multiples
Sums & aliquot sequence
Continued fraction of √n
√980,188 = [990; (22, 1, 1, 494, 1, 1, 22, 1980)]
Period length 8 — the block in parentheses repeats forever.
Representations
- In words
- nine hundred eighty thousand one hundred eighty-eight
- Ordinal
- 980188th
- Binary
- 11101111010011011100
- Octal
- 3572334
- Hexadecimal
- 0xEF4DC
- Base64
- DvTc
- One's complement
- 4,293,987,107 (32-bit)
- Scientific notation
- 9.80188 × 10⁵
- As a duration
- 980,188 s = 11 days, 8 hours, 16 minutes, 28 seconds
As an angle
Historical numeral systems
- Babylonian (base 60)
- 𒁹𒁹𒁹𒁹 𒌋𒌋𒌋𒁹𒁹 𒌋𒁹𒁹𒁹𒁹𒁹𒁹 𒌋𒌋𒁹𒁹𒁹𒁹𒁹𒁹𒁹𒁹
- Egyptian hieroglyphic
- 𓆐𓆐𓆐𓆐𓆐𓆐𓆐𓆐𓆐𓂍𓂍𓂍𓂍𓂍𓂍𓂍𓂍𓍢𓎆𓎆𓎆𓎆𓎆𓎆𓎆𓎆𓏺𓏺𓏺𓏺𓏺𓏺𓏺𓏺
- Greek (Milesian)
- ͵ϡπρπηʹ
- Chinese
- 九十八萬零一百八十八
- Chinese (financial)
- 玖拾捌萬零壹佰捌拾捌
Also seen as
Goldbach's conjecture says every even integer greater than 2 is the sum of two primes. For 980188, here are decompositions:
- 29 + 980159 = 980188
- 71 + 980117 = 980188
- 107 + 980081 = 980188
- 239 + 979949 = 980188
- 269 + 979919 = 980188
- 281 + 979907 = 980188
- 401 + 979787 = 980188
- 431 + 979757 = 980188
Showing the first eight; more decompositions exist.
As an unsigned 32-bit integer, this is the IPv4 address 0.14.244.220.
- Address
- 0.14.244.220
- Class
- reserved
- IPv4-mapped IPv6
- ::ffff:0.14.244.220
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 980,188 and was likely granted around 1910.
Patent numbers below 100,000 are excluded as too ambiguous; modern numbering currently reaches roughly 12.5 million.
The digit sequence 980188 first appears in π at position 447,181 of the decimal expansion (the 447,181ordinal-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
- Babylonian numerals — The base-60 cuneiform system that gave us 60 minutes, 60 seconds, and 360°.