120,890
120,890 is a composite number, even.
120,890 (one hundred twenty thousand eight hundred ninety) is an even 6-digit number. It is a composite number with 32 divisors, and factors as 2 × 5 × 7 × 11 × 157. Its proper divisors sum to 152,134, more than the number itself, making it an abundant number. Written other ways, in hexadecimal, 0x1D83A.
Interestingness
Properties
- Parity
- Even
- Digit count
- 6
- Digit sum
- 20
- Digit product
- 0
- Digital root
- 2
- Palindrome
- No
- Bit width
- 17 bits
- Reversed
- 98,021
- Square (n²)
- 14,614,392,100
- Cube (n³)
- 1,766,733,860,969,000
- Divisor count
- 32
- σ(n) — sum of divisors
- 273,024
- φ(n) — Euler's totient
- 37,440
- Sum of prime factors
- 182
Primality
Prime factorization: 2 × 5 × 7 × 11 × 157
Divisors & multiples
Sums & aliquot sequence
Continued fraction of √n
√120,890 = [347; (1, 2, 3, 1, 68, 1, 3, 2, 1, 694)]
Period length 10 — the block in parentheses repeats forever.
Representations
- In words
- one hundred twenty thousand eight hundred ninety
- Ordinal
- 120890th
- Binary
- 11101100000111010
- Octal
- 354072
- Hexadecimal
- 0x1D83A
- Base64
- Adg6
- One's complement
- 4,294,846,405 (32-bit)
- Scientific notation
- 1.2089 × 10⁵
- As a duration
- 120,890 s = 1 day, 9 hours, 34 minutes, 50 seconds
As an angle
Historical numeral systems
- Babylonian (base 60)
- 𒌋𒌋𒌋𒁹𒁹𒁹 𒌋𒌋𒌋𒁹𒁹𒁹𒁹 𒌋𒌋𒌋𒌋𒌋
- Egyptian hieroglyphic
- 𓆐𓂍𓂍𓍢𓍢𓍢𓍢𓍢𓍢𓍢𓍢𓎆𓎆𓎆𓎆𓎆𓎆𓎆𓎆𓎆
- Greek (Milesian)
- ͵ρκωϟʹ
- Mayan (base 20)
- 𝋯·𝋢·𝋤·𝋪
- Chinese
- 一十二萬零八百九十
- Chinese (financial)
- 壹拾貳萬零捌佰玖拾
Also seen as
Goldbach's conjecture says every even integer greater than 2 is the sum of two primes. For 120890, here are decompositions:
- 13 + 120877 = 120890
- 19 + 120871 = 120890
- 43 + 120847 = 120890
- 61 + 120829 = 120890
- 67 + 120823 = 120890
- 73 + 120817 = 120890
- 79 + 120811 = 120890
- 127 + 120763 = 120890
Showing the first eight; more decompositions exist.
UTF-8 encoding: F0 9D A0 BA (4 bytes).
As an unsigned 32-bit integer, this is the IPv4 address 0.1.216.58.
- Address
- 0.1.216.58
- Class
- reserved
- IPv4-mapped IPv6
- ::ffff:0.1.216.58
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 120,890 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 120890 first appears in π at position 619,549 of the decimal expansion (the 619,549ordinal-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
- Mayan numerals — Vigesimal dots-and-bars with a shell zero — one of the earliest true zeros.