122,802
122,802 is a composite number, even.
122,802 (one hundred twenty-two thousand eight hundred two) is an even 6-digit number. It is a composite number with 16 divisors, and factors as 2 × 3 × 97 × 211. Its proper divisors sum to 126,510, more than the number itself, making it an abundant number. Written other ways, in hexadecimal, 0x1DFB2.
Interestingness
Properties
- Parity
- Even
- Digit count
- 6
- Digit sum
- 15
- Digit product
- 0
- Digital root
- 6
- Palindrome
- No
- Bit width
- 17 bits
- Reversed
- 208,221
- Square (n²)
- 15,080,331,204
- Cube (n³)
- 1,851,894,832,513,608
- Divisor count
- 16
- σ(n) — sum of divisors
- 249,312
- φ(n) — Euler's totient
- 40,320
- Sum of prime factors
- 313
Primality
Prime factorization: 2 × 3 × 97 × 211
Divisors & multiples
Sums & aliquot sequence
Continued fraction of √n
√122,802 = [350; (2, 3, 7, 1, 1, 2, 3, 3, 1, 1, 1, 4, 350, 4, 1, 1, 1, 3, 3, 2, 1, 1, 7, 3, …)]
Period length 26 — the block in parentheses repeats forever.
Representations
- In words
- one hundred twenty-two thousand eight hundred two
- Ordinal
- 122802nd
- Binary
- 11101111110110010
- Octal
- 357662
- Hexadecimal
- 0x1DFB2
- Base64
- Ad+y
- One's complement
- 4,294,844,493 (32-bit)
- Scientific notation
- 1.22802 × 10⁵
- As a duration
- 122,802 s = 1 day, 10 hours, 6 minutes, 42 seconds
As an angle
Historical numeral systems
- Babylonian (base 60)
- 𒌋𒌋𒌋𒁹𒁹𒁹𒁹 𒁹𒁹𒁹𒁹𒁹𒁹 𒌋𒌋𒌋𒌋𒁹𒁹
- Egyptian hieroglyphic
- 𓆐𓂍𓂍𓆼𓆼𓍢𓍢𓍢𓍢𓍢𓍢𓍢𓍢𓏺𓏺
- Greek (Milesian)
- ͵ρκβωβʹ
- Mayan (base 20)
- 𝋯·𝋧·𝋠·𝋢
- Chinese
- 一十二萬二千八百零二
- Chinese (financial)
- 壹拾貳萬貳仟捌佰零貳
Also seen as
Goldbach's conjecture says every even integer greater than 2 is the sum of two primes. For 122802, here are decompositions:
- 13 + 122789 = 122802
- 41 + 122761 = 122802
- 59 + 122743 = 122802
- 61 + 122741 = 122802
- 83 + 122719 = 122802
- 101 + 122701 = 122802
- 109 + 122693 = 122802
- 139 + 122663 = 122802
Showing the first eight; more decompositions exist.
As an unsigned 32-bit integer, this is the IPv4 address 0.1.223.178.
- Address
- 0.1.223.178
- Class
- reserved
- IPv4-mapped IPv6
- ::ffff:0.1.223.178
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 122,802 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
- Babylonian numerals — The base-60 cuneiform system that gave us 60 minutes, 60 seconds, and 360°.