121,361
121,361 is a composite number, odd.
121,361 (one hundred twenty-one thousand three hundred sixty-one) is an odd 6-digit number. It is a composite number with 4 divisors, and factors as 157 × 773. Written other ways, in hexadecimal, 0x1DA11.
Interestingness
Properties
- Parity
- Odd
- Digit count
- 6
- Digit sum
- 14
- Digit product
- 36
- Digital root
- 5
- Palindrome
- No
- Bit width
- 17 bits
- Reversed
- 163,121
- Square (n²)
- 14,728,492,321
- Cube (n³)
- 1,787,464,556,568,881
- Divisor count
- 4
- σ(n) — sum of divisors
- 122,292
- φ(n) — Euler's totient
- 120,432
- Sum of prime factors
- 930
Primality
Prime factorization: 157 × 773
Divisors & multiples
Sums & aliquot sequence
Continued fraction of √n
√121,361 = [348; (2, 1, 2, 2, 3, 1, 14, 19, 1, 5, 4, 1, 1, 1, 3, 12, 5, 1, 42, 1, 2, 2, 5, 17, …)]
Representations
- In words
- one hundred twenty-one thousand three hundred sixty-one
- Ordinal
- 121361st
- Binary
- 11101101000010001
- Octal
- 355021
- Hexadecimal
- 0x1DA11
- Base64
- AdoR
- One's complement
- 4,294,845,934 (32-bit)
- Scientific notation
- 1.21361 × 10⁵
- As a duration
- 121,361 s = 1 day, 9 hours, 42 minutes, 41 seconds
As an angle
Historical numeral systems
- Babylonian (base 60)
- 𒌋𒌋𒌋𒁹𒁹𒁹 𒌋𒌋𒌋𒌋𒁹𒁹 𒌋𒌋𒌋𒌋𒁹
- Egyptian hieroglyphic
- 𓆐𓂍𓂍𓆼𓍢𓍢𓍢𓎆𓎆𓎆𓎆𓎆𓎆𓏺
- Greek (Milesian)
- ͵ρκατξαʹ
- Mayan (base 20)
- 𝋯·𝋣·𝋨·𝋡
- Chinese
- 一十二萬一千三百六十一
- Chinese (financial)
- 壹拾貳萬壹仟參佰陸拾壹
Also seen as
UTF-8 encoding: F0 9D A8 91 (4 bytes).
As an unsigned 32-bit integer, this is the IPv4 address 0.1.218.17.
- Address
- 0.1.218.17
- Class
- reserved
- IPv4-mapped IPv6
- ::ffff:0.1.218.17
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 121,361 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 121361 first appears in π at position 842,697 of the decimal expansion (the 842,697ordinal-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.