122,168
122,168 is a composite number, even.
122,168 (one hundred twenty-two thousand one hundred sixty-eight) is an even 6-digit number. It is a composite number with 8 divisors, and factors as 2³ × 15,271. Written other ways, in hexadecimal, 0x1DD38.
Interestingness
Properties
- Parity
- Even
- Digit count
- 6
- Digit sum
- 20
- Digit product
- 192
- Digital root
- 2
- Palindrome
- No
- Bit width
- 17 bits
- Reversed
- 861,221
- Square (n²)
- 14,925,020,224
- Cube (n³)
- 1,823,359,870,725,632
- Divisor count
- 8
- σ(n) — sum of divisors
- 229,080
- φ(n) — Euler's totient
- 61,080
- Sum of prime factors
- 15,277
Primality
Prime factorization: 2 3 × 15271
Divisors & multiples
Sums & aliquot sequence
Continued fraction of √n
√122,168 = [349; (1, 1, 9, 2, 1, 8, 1, 1, 11, 1, 21, 1, 1, 1, 2, 2, 1, 5, 2, 13, 1, 4, 5, 1, …)]
Representations
- In words
- one hundred twenty-two thousand one hundred sixty-eight
- Ordinal
- 122168th
- Binary
- 11101110100111000
- Octal
- 356470
- Hexadecimal
- 0x1DD38
- Base64
- Ad04
- One's complement
- 4,294,845,127 (32-bit)
- Scientific notation
- 1.22168 × 10⁵
- As a duration
- 122,168 s = 1 day, 9 hours, 56 minutes, 8 seconds
As an angle
Historical numeral systems
- Babylonian (base 60)
- 𒌋𒌋𒌋𒁹𒁹𒁹 𒌋𒌋𒌋𒌋𒌋𒁹𒁹𒁹𒁹𒁹𒁹 𒁹𒁹𒁹𒁹𒁹𒁹𒁹𒁹
- Egyptian hieroglyphic
- 𓆐𓂍𓂍𓆼𓆼𓍢𓎆𓎆𓎆𓎆𓎆𓎆𓏺𓏺𓏺𓏺𓏺𓏺𓏺𓏺
- Greek (Milesian)
- ͵ρκβρξηʹ
- Mayan (base 20)
- 𝋯·𝋥·𝋨·𝋨
- Chinese
- 一十二萬二千一百六十八
- Chinese (financial)
- 壹拾貳萬貳仟壹佰陸拾捌
Also seen as
Goldbach's conjecture says every even integer greater than 2 is the sum of two primes. For 122168, here are decompositions:
- 19 + 122149 = 122168
- 37 + 122131 = 122168
- 127 + 122041 = 122168
- 139 + 122029 = 122168
- 157 + 122011 = 122168
- 379 + 121789 = 122168
- 457 + 121711 = 122168
- 547 + 121621 = 122168
Showing the first eight; more decompositions exist.
As an unsigned 32-bit integer, this is the IPv4 address 0.1.221.56.
- Address
- 0.1.221.56
- Class
- reserved
- IPv4-mapped IPv6
- ::ffff:0.1.221.56
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 122,168 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 122168 first appears in π at position 207,173 of the decimal expansion (the 207,173ordinal-suffix:rd 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
- Mayan numerals — Vigesimal dots-and-bars with a shell zero — one of the earliest true zeros.