122,980
122,980 is a composite number, even.
122,980 (one hundred twenty-two thousand nine hundred eighty) is an even 6-digit number. It is a composite number with 48 divisors, and factors as 2² × 5 × 11 × 13 × 43. Its proper divisors sum to 187,484, more than the number itself, making it an abundant number. Written other ways, in hexadecimal, 0x1E064.
Interestingness
Properties
- Parity
- Even
- Digit count
- 6
- Digit sum
- 22
- Digit product
- 0
- Digital root
- 4
- Palindrome
- No
- Bit width
- 17 bits
- Reversed
- 89,221
- Square (n²)
- 15,124,080,400
- Cube (n³)
- 1,859,959,407,592,000
- Divisor count
- 48
- σ(n) — sum of divisors
- 310,464
- φ(n) — Euler's totient
- 40,320
- Sum of prime factors
- 76
Primality
Prime factorization: 2 2 × 5 × 11 × 13 × 43
Divisors & multiples
Sums & aliquot sequence
Continued fraction of √n
√122,980 = [350; (1, 2, 5, 1, 2, 2, 13, 3, 17, 1, 1, 1, 13, 10, 1, 7, 1, 2, 1, 77, 5, 2, 1, 13, …)]
Period length 58 — the block in parentheses repeats forever.
Representations
- In words
- one hundred twenty-two thousand nine hundred eighty
- Ordinal
- 122980th
- Binary
- 11110000001100100
- Octal
- 360144
- Hexadecimal
- 0x1E064
- Base64
- AeBk
- One's complement
- 4,294,844,315 (32-bit)
- Scientific notation
- 1.2298 × 10⁵
- As a duration
- 122,980 s = 1 day, 10 hours, 9 minutes, 40 seconds
As an angle
Historical numeral systems
- Babylonian (base 60)
- 𒌋𒌋𒌋𒁹𒁹𒁹𒁹 𒁹𒁹𒁹𒁹𒁹𒁹𒁹𒁹𒁹 𒌋𒌋𒌋𒌋
- Egyptian hieroglyphic
- 𓆐𓂍𓂍𓆼𓆼𓍢𓍢𓍢𓍢𓍢𓍢𓍢𓍢𓍢𓎆𓎆𓎆𓎆𓎆𓎆𓎆𓎆
- Greek (Milesian)
- ͵ρκβϡπʹ
- Mayan (base 20)
- 𝋯·𝋧·𝋩·𝋠
- Chinese
- 一十二萬二千九百八十
- Chinese (financial)
- 壹拾貳萬貳仟玖佰捌拾
Also seen as
Goldbach's conjecture says every even integer greater than 2 is the sum of two primes. For 122980, here are decompositions:
- 17 + 122963 = 122980
- 23 + 122957 = 122980
- 41 + 122939 = 122980
- 59 + 122921 = 122980
- 89 + 122891 = 122980
- 113 + 122867 = 122980
- 131 + 122849 = 122980
- 191 + 122789 = 122980
Showing the first eight; more decompositions exist.
UTF-8 encoding: F0 9E 81 A4 (4 bytes).
As an unsigned 32-bit integer, this is the IPv4 address 0.1.224.100.
- Address
- 0.1.224.100
- Class
- reserved
- IPv4-mapped IPv6
- ::ffff:0.1.224.100
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 122,980 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 122980 first appears in π at position 659,642 of the decimal expansion (the 659,642ordinal-suffix:nd 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.