120,047
120,047 is a prime, odd.
120,047 (one hundred twenty thousand forty-seven) is an odd 6-digit number. It is a prime number — divisible only by 1 and itself. Written other ways, in hexadecimal, 0x1D4EF.
Interestingness
Properties
- Parity
- Odd
- Digit count
- 6
- Digit sum
- 14
- Digit product
- 0
- Digital root
- 5
- Palindrome
- No
- Bit width
- 17 bits
- Reversed
- 740,021
- Recamán's sequence
- a(240,002) = 120,047
- Square (n²)
- 14,411,282,209
- Cube (n³)
- 1,730,031,195,343,823
- Divisor count
- 2
- σ(n) — sum of divisors
- 120,048
- φ(n) — Euler's totient
- 120,046
Primality
120,047 is prime. It has exactly two divisors: 1 and itself.
Divisors & multiples
Sums & aliquot sequence
Continued fraction of √n
√120,047 = [346; (2, 10, 1, 6, 6, 3, 62, 1, 2, 8, 8, 1, 1, 1, 6, 1, 2, 1, 1, 5, 6, 1, 1, 4, …)]
Representations
- In words
- one hundred twenty thousand forty-seven
- Ordinal
- 120047th
- Binary
- 11101010011101111
- Octal
- 352357
- Hexadecimal
- 0x1D4EF
- Base64
- AdTv
- One's complement
- 4,294,847,248 (32-bit)
- Scientific notation
- 1.20047 × 10⁵
- As a duration
- 120,047 s = 1 day, 9 hours, 20 minutes, 47 seconds
As an angle
Historical numeral systems
- Babylonian (base 60)
- 𒌋𒌋𒌋𒁹𒁹𒁹 𒌋𒌋 𒌋𒌋𒌋𒌋𒁹𒁹𒁹𒁹𒁹𒁹𒁹
- Egyptian hieroglyphic
- 𓆐𓂍𓂍𓎆𓎆𓎆𓎆𓏺𓏺𓏺𓏺𓏺𓏺𓏺
- Greek (Milesian)
- ͵ρκμζʹ
- Mayan (base 20)
- 𝋯·𝋠·𝋢·𝋧
- Chinese
- 一十二萬零四十七
- Chinese (financial)
- 壹拾貳萬零肆拾柒
Also seen as
UTF-8 encoding: F0 9D 93 AF (4 bytes).
As an unsigned 32-bit integer, this is the IPv4 address 0.1.212.239.
- Address
- 0.1.212.239
- Class
- reserved
- IPv4-mapped IPv6
- ::ffff:0.1.212.239
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 120,047 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 120047 first appears in π at position 450,105 of the decimal expansion (the 450,105ordinal-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
- Prime numbers — The building blocks of arithmetic: what primes are, why they matter, and how we find them.
- Mayan numerals — Vigesimal dots-and-bars with a shell zero — one of the earliest true zeros.