122,143
122,143 is a composite number, odd.
122,143 (one hundred twenty-two thousand one hundred forty-three) is an odd 6-digit number. It is a composite number with 4 divisors, and factors as 7 × 17,449. Written other ways, in hexadecimal, 0x1DD1F.
Interestingness
Properties
- Parity
- Odd
- Digit count
- 6
- Digit sum
- 13
- Digit product
- 48
- Digital root
- 4
- Palindrome
- No
- Bit width
- 17 bits
- Reversed
- 341,221
- Square (n²)
- 14,918,912,449
- Cube (n³)
- 1,822,240,723,258,207
- Divisor count
- 4
- σ(n) — sum of divisors
- 139,600
- φ(n) — Euler's totient
- 104,688
- Sum of prime factors
- 17,456
Primality
Prime factorization: 7 × 17449
Divisors & multiples
Sums & aliquot sequence
Continued fraction of √n
√122,143 = [349; (2, 23, 1, 1, 1, 1, 12, 2, 1, 11, 1, 1, 2, 2, 1, 4, 3, 1, 36, 38, 1, 4, 7, 1, …)]
Representations
- In words
- one hundred twenty-two thousand one hundred forty-three
- Ordinal
- 122143rd
- Binary
- 11101110100011111
- Octal
- 356437
- Hexadecimal
- 0x1DD1F
- Base64
- Ad0f
- One's complement
- 4,294,845,152 (32-bit)
- Scientific notation
- 1.22143 × 10⁵
- As a duration
- 122,143 s = 1 day, 9 hours, 55 minutes, 43 seconds
As an angle
Historical numeral systems
- Babylonian (base 60)
- 𒌋𒌋𒌋𒁹𒁹𒁹 𒌋𒌋𒌋𒌋𒌋𒁹𒁹𒁹𒁹𒁹 𒌋𒌋𒌋𒌋𒁹𒁹𒁹
- Egyptian hieroglyphic
- 𓆐𓂍𓂍𓆼𓆼𓍢𓎆𓎆𓎆𓎆𓏺𓏺𓏺
- Greek (Milesian)
- ͵ρκβρμγʹ
- Mayan (base 20)
- 𝋯·𝋥·𝋧·𝋣
- Chinese
- 一十二萬二千一百四十三
- Chinese (financial)
- 壹拾貳萬貳仟壹佰肆拾參
Also seen as
As an unsigned 32-bit integer, this is the IPv4 address 0.1.221.31.
- Address
- 0.1.221.31
- Class
- reserved
- IPv4-mapped IPv6
- ::ffff:0.1.221.31
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 122,143 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
- Egyptian hieroglyphic numerals — Seven hieroglyphs for every power of ten, from a single stroke to a million.