1,028,201
1,028,201 is a prime, odd.
1,028,201 (one million twenty-eight thousand two hundred one) is an odd 7-digit number. It is a prime number — divisible only by 1 and itself. Its digits read the same forwards and backwards, so it is a palindromic number. Written other ways, in hexadecimal, 0xFB069.
Interestingness
Properties
- Parity
- Odd
- Digit count
- 7
- Digit sum
- 14
- Digit product
- 0
- Digital root
- 5
- Palindrome
- Yes
- Bit width
- 20 bits
- Square (n²)
- 1,057,197,296,401
- Cube (n³)
- 1,087,011,317,356,804,601
- Divisor count
- 2
- σ(n) — sum of divisors
- 1,028,202
- φ(n) — Euler's totient
- 1,028,200
Primality
1,028,201 is prime. It has exactly two divisors: 1 and itself.
Divisors & multiples
Sums & aliquot sequence
Continued fraction of √n
√1,028,201 = [1014; (405, 1, 1, 1, 1, 80, 1, 1, 11, 1, 15, 3, 3, 2, 5, 3, 16, 2, 4, 6, 2, 2, 1, 8, …)]
Representations
- In words
- one million twenty-eight thousand two hundred one
- Ordinal
- 1028201st
- Binary
- 11111011000001101001
- Octal
- 3730151
- Hexadecimal
- 0xFB069
- Base64
- D7Bp
- One's complement
- 4,293,939,094 (32-bit)
- Scientific notation
- 1.028201 × 10⁶
- As a duration
- 1,028,201 s = 11 days, 21 hours, 36 minutes, 41 seconds
As an angle
Historical numeral systems
- Babylonian (base 60)
- 𒁹𒁹𒁹𒁹 𒌋𒌋𒌋𒌋𒁹𒁹𒁹𒁹𒁹 𒌋𒌋𒌋𒁹𒁹𒁹𒁹𒁹𒁹 𒌋𒌋𒌋𒌋𒁹
- Egyptian hieroglyphic
- 𓁨𓂍𓂍𓆼𓆼𓆼𓆼𓆼𓆼𓆼𓆼𓍢𓍢𓏺
- Chinese
- 一百零二萬八千二百零一
- Chinese (financial)
- 壹佰零貳萬捌仟貳佰零壹
Also seen as
As an unsigned 32-bit integer, this is the IPv4 address 0.15.176.105.
- Address
- 0.15.176.105
- Class
- reserved
- IPv4-mapped IPv6
- ::ffff:0.15.176.105
Unspecified address (0.0.0.0/8) — "this network" placeholder.
Could be parsed as a date. Most likely interpretation: Friday, January 2, 8201 (MDDYYYY (US, single-digit month)).
Other possible interpretations (3)
- 8201-02-01 (DMMYYYY (Euro, single-digit day))
- 8201-10-02 (MMDYYYY (US, single-digit day))
- 8201-02-10 (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 1,028,201 and was likely granted around 1912.
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.