121,002
121,002 is a composite number, even.
121,002 (one hundred twenty-one thousand two) is an even 6-digit number. It is a composite number with 32 divisors, and factors as 2 × 3 × 7 × 43 × 67. Its proper divisors sum to 166,230, more than the number itself, making it an abundant number. Written other ways, in hexadecimal, 0x1D8AA.
Interestingness
Properties
- Parity
- Even
- Digit count
- 6
- Digit sum
- 6
- Digit product
- 0
- Digital root
- 6
- Palindrome
- No
- Bit width
- 17 bits
- Reversed
- 200,121
- Square (n²)
- 14,641,484,004
- Cube (n³)
- 1,771,648,847,452,008
- Divisor count
- 32
- σ(n) — sum of divisors
- 287,232
- φ(n) — Euler's totient
- 33,264
- Sum of prime factors
- 122
Primality
Prime factorization: 2 × 3 × 7 × 43 × 67
Divisors & multiples
Sums & aliquot sequence
Continued fraction of √n
√121,002 = [347; (1, 5, 1, 4, 1, 1, 1, 1, 1, 3, 5, 1, 1, 3, 16, 3, 1, 1, 5, 3, 1, 1, 1, 1, …)]
Period length 30 — the block in parentheses repeats forever.
Representations
- In words
- one hundred twenty-one thousand two
- Ordinal
- 121002nd
- Binary
- 11101100010101010
- Octal
- 354252
- Hexadecimal
- 0x1D8AA
- Base64
- Adiq
- One's complement
- 4,294,846,293 (32-bit)
- Scientific notation
- 1.21002 × 10⁵
- As a duration
- 121,002 s = 1 day, 9 hours, 36 minutes, 42 seconds
As an angle
Historical numeral systems
- Babylonian (base 60)
- 𒌋𒌋𒌋𒁹𒁹𒁹 𒌋𒌋𒌋𒁹𒁹𒁹𒁹𒁹𒁹 𒌋𒌋𒌋𒌋𒁹𒁹
- Egyptian hieroglyphic
- 𓆐𓂍𓂍𓆼𓏺𓏺
- Greek (Milesian)
- ͵ρκαβʹ
- Mayan (base 20)
- 𝋯·𝋢·𝋪·𝋢
- Chinese
- 一十二萬一千零二
- Chinese (financial)
- 壹拾貳萬壹仟零貳
Also seen as
Goldbach's conjecture says every even integer greater than 2 is the sum of two primes. For 121002, here are decompositions:
- 5 + 120997 = 121002
- 59 + 120943 = 121002
- 61 + 120941 = 121002
- 73 + 120929 = 121002
- 83 + 120919 = 121002
- 103 + 120899 = 121002
- 113 + 120889 = 121002
- 131 + 120871 = 121002
Showing the first eight; more decompositions exist.
UTF-8 encoding: F0 9D A2 AA (4 bytes).
As an unsigned 32-bit integer, this is the IPv4 address 0.1.216.170.
- Address
- 0.1.216.170
- Class
- reserved
- IPv4-mapped IPv6
- ::ffff:0.1.216.170
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 121,002 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 121002 first appears in π at position 254,459 of the decimal expansion (the 254,459ordinal-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
- Babylonian numerals — The base-60 cuneiform system that gave us 60 minutes, 60 seconds, and 360°.