121,532
121,532 is a composite number, even.
121,532 (one hundred twenty-one thousand five hundred thirty-two) is an even 6-digit number. It is a composite number with 12 divisors, and factors as 2² × 23 × 1,321. Written other ways, in hexadecimal, 0x1DABC.
Interestingness
Properties
- Parity
- Even
- Digit count
- 6
- Digit sum
- 14
- Digit product
- 60
- Digital root
- 5
- Palindrome
- No
- Bit width
- 17 bits
- Reversed
- 235,121
- Square (n²)
- 14,770,027,024
- Cube (n³)
- 1,795,030,924,280,768
- Divisor count
- 12
- σ(n) — sum of divisors
- 222,096
- φ(n) — Euler's totient
- 58,080
- Sum of prime factors
- 1,348
Primality
Prime factorization: 2 2 × 23 × 1321
Divisors & multiples
Sums & aliquot sequence
Continued fraction of √n
√121,532 = [348; (1, 1, 1, 1, 2, 5, 1, 1, 1, 2, 15, 2, 7, 2, 3, 1, 1, 2, 2, 3, 1, 4, 1, 86, …)]
Representations
- In words
- one hundred twenty-one thousand five hundred thirty-two
- Ordinal
- 121532nd
- Binary
- 11101101010111100
- Octal
- 355274
- Hexadecimal
- 0x1DABC
- Base64
- Adq8
- One's complement
- 4,294,845,763 (32-bit)
- Scientific notation
- 1.21532 × 10⁵
- As a duration
- 121,532 s = 1 day, 9 hours, 45 minutes, 32 seconds
As an angle
Historical numeral systems
- Babylonian (base 60)
- 𒌋𒌋𒌋𒁹𒁹𒁹 𒌋𒌋𒌋𒌋𒁹𒁹𒁹𒁹𒁹 𒌋𒌋𒌋𒁹𒁹
- Egyptian hieroglyphic
- 𓆐𓂍𓂍𓆼𓍢𓍢𓍢𓍢𓍢𓎆𓎆𓎆𓏺𓏺
- Greek (Milesian)
- ͵ρκαφλβʹ
- Mayan (base 20)
- 𝋯·𝋣·𝋰·𝋬
- Chinese
- 一十二萬一千五百三十二
- Chinese (financial)
- 壹拾貳萬壹仟伍佰參拾貳
Also seen as
Goldbach's conjecture says every even integer greater than 2 is the sum of two primes. For 121532, here are decompositions:
- 31 + 121501 = 121532
- 79 + 121453 = 121532
- 163 + 121369 = 121532
- 181 + 121351 = 121532
- 199 + 121333 = 121532
- 211 + 121321 = 121532
- 223 + 121309 = 121532
- 241 + 121291 = 121532
Showing the first eight; more decompositions exist.
As an unsigned 32-bit integer, this is the IPv4 address 0.1.218.188.
- Address
- 0.1.218.188
- Class
- reserved
- IPv4-mapped IPv6
- ::ffff:0.1.218.188
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 121,532 and was likely granted around 1871.
Patent numbers below 100,000 are excluded as too ambiguous; modern numbering currently reaches roughly 12.5 million.
Related reading
- Mayan numerals — Vigesimal dots-and-bars with a shell zero — one of the earliest true zeros.