121,410
121,410 is a composite number, even.
121,410 (one hundred twenty-one thousand four hundred ten) is an even 6-digit number. It is a composite number with 48 divisors, and factors as 2 × 3² × 5 × 19 × 71. Its proper divisors sum to 215,550, more than the number itself, making it an abundant number. Written other ways, in hexadecimal, 0x1DA42.
Interestingness
Properties
- Parity
- Even
- Digit count
- 6
- Digit sum
- 9
- Digit product
- 0
- Digital root
- 9
- Palindrome
- No
- Bit width
- 17 bits
- Reversed
- 14,121
- Square (n²)
- 14,740,388,100
- Cube (n³)
- 1,789,630,519,221,000
- Divisor count
- 48
- σ(n) — sum of divisors
- 336,960
- φ(n) — Euler's totient
- 30,240
- Sum of prime factors
- 103
Primality
Prime factorization: 2 × 3 2 × 5 × 19 × 71
Divisors & multiples
Sums & aliquot sequence
Continued fraction of √n
√121,410 = [348; (2, 3, 1, 1, 1, 1, 1, 13, 1, 1, 1, 1, 49, 5, 1, 2, 1, 5, 49, 1, 1, 1, 1, 13, …)]
Period length 32 — the block in parentheses repeats forever.
Representations
- In words
- one hundred twenty-one thousand four hundred ten
- Ordinal
- 121410th
- Binary
- 11101101001000010
- Octal
- 355102
- Hexadecimal
- 0x1DA42
- Base64
- AdpC
- One's complement
- 4,294,845,885 (32-bit)
- Scientific notation
- 1.2141 × 10⁵
- As a duration
- 121,410 s = 1 day, 9 hours, 43 minutes, 30 seconds
As an angle
Historical numeral systems
- Babylonian (base 60)
- 𒌋𒌋𒌋𒁹𒁹𒁹 𒌋𒌋𒌋𒌋𒁹𒁹𒁹 𒌋𒌋𒌋
- Egyptian hieroglyphic
- 𓆐𓂍𓂍𓆼𓍢𓍢𓍢𓍢𓎆
- Greek (Milesian)
- ͵ρκαυιʹ
- Mayan (base 20)
- 𝋯·𝋣·𝋪·𝋪
- Chinese
- 一十二萬一千四百一十
- Chinese (financial)
- 壹拾貳萬壹仟肆佰壹拾
Also seen as
Goldbach's conjecture says every even integer greater than 2 is the sum of two primes. For 121410, here are decompositions:
- 7 + 121403 = 121410
- 31 + 121379 = 121410
- 41 + 121369 = 121410
- 43 + 121367 = 121410
- 53 + 121357 = 121410
- 59 + 121351 = 121410
- 61 + 121349 = 121410
- 67 + 121343 = 121410
Showing the first eight; more decompositions exist.
UTF-8 encoding: F0 9D A9 82 (4 bytes).
As an unsigned 32-bit integer, this is the IPv4 address 0.1.218.66.
- Address
- 0.1.218.66
- Class
- reserved
- IPv4-mapped IPv6
- ::ffff:0.1.218.66
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 121,410 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°.