122,028
122,028 is a composite number, even.
122,028 (one hundred twenty-two thousand twenty-eight) is an even 6-digit number. It is a composite number with 12 divisors, and factors as 2² × 3 × 10,169. Its proper divisors sum to 162,732, more than the number itself, making it an abundant number. Written other ways, in hexadecimal, 0x1DCAC.
Interestingness
Properties
- Parity
- Even
- Digit count
- 6
- Digit sum
- 15
- Digit product
- 0
- Digital root
- 6
- Palindrome
- No
- Bit width
- 17 bits
- Reversed
- 820,221
- Square (n²)
- 14,890,832,784
- Cube (n³)
- 1,817,098,542,965,952
- Divisor count
- 12
- σ(n) — sum of divisors
- 284,760
- φ(n) — Euler's totient
- 40,672
- Sum of prime factors
- 10,176
Primality
Prime factorization: 2 2 × 3 × 10169
Divisors & multiples
Sums & aliquot sequence
Continued fraction of √n
√122,028 = [349; (3, 13, 9, 1, 3, 3, 1, 7, 5, 1, 2, 1, 7, 3, 2, 3, 2, 1, 2, 1, 2, 1, 12, 1, …)]
Representations
- In words
- one hundred twenty-two thousand twenty-eight
- Ordinal
- 122028th
- Binary
- 11101110010101100
- Octal
- 356254
- Hexadecimal
- 0x1DCAC
- Base64
- Adys
- One's complement
- 4,294,845,267 (32-bit)
- Scientific notation
- 1.22028 × 10⁵
- As a duration
- 122,028 s = 1 day, 9 hours, 53 minutes, 48 seconds
As an angle
Historical numeral systems
- Babylonian (base 60)
- 𒌋𒌋𒌋𒁹𒁹𒁹 𒌋𒌋𒌋𒌋𒌋𒁹𒁹𒁹 𒌋𒌋𒌋𒌋𒁹𒁹𒁹𒁹𒁹𒁹𒁹𒁹
- Egyptian hieroglyphic
- 𓆐𓂍𓂍𓆼𓆼𓎆𓎆𓏺𓏺𓏺𓏺𓏺𓏺𓏺𓏺
- Greek (Milesian)
- ͵ρκβκηʹ
- Mayan (base 20)
- 𝋯·𝋥·𝋡·𝋨
- Chinese
- 一十二萬二千零二十八
- Chinese (financial)
- 壹拾貳萬貳仟零貳拾捌
Also seen as
Goldbach's conjecture says every even integer greater than 2 is the sum of two primes. For 122028, here are decompositions:
- 7 + 122021 = 122028
- 17 + 122011 = 122028
- 31 + 121997 = 122028
- 61 + 121967 = 122028
- 79 + 121949 = 122028
- 97 + 121931 = 122028
- 107 + 121921 = 122028
- 139 + 121889 = 122028
Showing the first eight; more decompositions exist.
As an unsigned 32-bit integer, this is the IPv4 address 0.1.220.172.
- Address
- 0.1.220.172
- Class
- reserved
- IPv4-mapped IPv6
- ::ffff:0.1.220.172
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 122,028 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 122028 first appears in π at position 37,066 of the decimal expansion (the 37,066ordinal-suffix:th 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°.