1,020,101
1,020,101 is a prime, odd.
1,020,101 (one million twenty thousand one hundred one) is an odd 7-digit number. It is a prime number — divisible only by 1 and itself. Written other ways, in hexadecimal, 0xF90C5.
Interestingness
Properties
- Parity
- Odd
- Digit count
- 7
- Digit sum
- 5
- Digit product
- 0
- Digital root
- 5
- Palindrome
- No
- Bit width
- 20 bits
- Reversed
- 1,010,201
- Square (n²)
- 1,040,606,050,201
- Cube (n³)
- 1,061,523,272,416,090,301
- Divisor count
- 2
- σ(n) — sum of divisors
- 1,020,102
- φ(n) — Euler's totient
- 1,020,100
Primality
1,020,101 is prime. It has exactly two divisors: 1 and itself.
Divisors & multiples
Sums & aliquot sequence
Continued fraction of √n
√1,020,101 = [1010; (2020)]
Period length 1 — the block in parentheses repeats forever.
Representations
- In words
- one million twenty thousand one hundred one
- Ordinal
- 1020101st
- Binary
- 11111001000011000101
- Octal
- 3710305
- Hexadecimal
- 0xF90C5
- Base64
- D5DF
- One's complement
- 4,293,947,194 (32-bit)
- Scientific notation
- 1.020101 × 10⁶
- As a duration
- 1,020,101 s = 11 days, 19 hours, 21 minutes, 41 seconds
As an angle
Historical numeral systems
- Babylonian (base 60)
- 𒁹𒁹𒁹𒁹 𒌋𒌋𒌋𒌋𒁹𒁹𒁹 𒌋𒌋𒁹 𒌋𒌋𒌋𒌋𒁹
- Egyptian hieroglyphic
- 𓁨𓂍𓂍𓍢𓏺
- Chinese
- 一百零二萬零一百零一
- Chinese (financial)
- 壹佰零貳萬零壹佰零壹
Also seen as
As an unsigned 32-bit integer, this is the IPv4 address 0.15.144.197.
- Address
- 0.15.144.197
- Class
- reserved
- IPv4-mapped IPv6
- ::ffff:0.15.144.197
Unspecified address (0.0.0.0/8) — "this network" placeholder.
Could be parsed as a date. Most likely interpretation: Sunday, January 2, 0101 (MDDYYYY (US, single-digit month)).
Other possible interpretations (3)
- 0101-02-01 (DMMYYYY (Euro, single-digit day))
- 0101-10-02 (MMDYYYY (US, single-digit day))
- 0101-02-10 (DDMYYYY (Euro, single-digit month))
This number falls in the range of US utility patent numbers. If it's a patent, it would be issued as US 1,020,101 and was likely granted around 1911.
Patent numbers below 100,000 are excluded as too ambiguous; modern numbering currently reaches roughly 12.5 million.
Related reading
- Prime numbers — The building blocks of arithmetic: what primes are, why they matter, and how we find them.
- Egyptian hieroglyphic numerals — Seven hieroglyphs for every power of ten, from a single stroke to a million.