1,000,220
1,000,220 is a composite number, even.
Interestingness
Properties
- Parity
- Even
- Digit count
- 7
- Digit sum
- 5
- Digit product
- 0
- Digital root
- 5
- Palindrome
- No
- Bit width
- 20 bits
- Reversed
- 220,001
- Square (n²)
- 1,000,440,048,400
- Cube (n³)
- 1,000,660,145,210,648,000
- Divisor count
- 24
- σ(n) — sum of divisors
- 2,262,624
- φ(n) — Euler's totient
- 369,216
- Sum of prime factors
- 3,869
Primality
Prime factorization: 2 2 × 5 × 13 × 3847
Divisors & multiples
Sums & aliquot sequence
Continued fraction of √n
√1,000,220 = [1000; (9, 10, 1, 15, 1, 1, 1, 1, 1, 3, 21, 1, 2, 2, 1, 1, 1, 1, 12, 3, 2, 3, 2, 2, …)]
Representations
- In words
- one million two hundred twenty
- Ordinal
- 1000220th
- Binary
- 11110100001100011100
- Octal
- 3641434
- Hexadecimal
- 0xF431C
- Base64
- D0Mc
- One's complement
- 4,293,967,075 (32-bit)
- Scientific notation
- 1.00022 × 10⁶
- As a duration
- 1,000,220 s = 11 days, 13 hours, 50 minutes, 20 seconds
Historical numeral systems
- Babylonian (base 60)
- 𒁹𒁹𒁹𒁹 𒌋𒌋𒌋𒁹𒁹𒁹𒁹𒁹𒁹𒁹 𒌋𒌋𒌋𒌋𒌋 𒌋𒌋
- Egyptian hieroglyphic
- 𓁨𓍢𓍢𓎆𓎆
- Chinese
- 一百萬零二百二十
- Chinese (financial)
- 壹佰萬零貳佰貳拾
Also seen as
Goldbach's conjecture says every even integer greater than 2 is the sum of two primes. For 1000220, here are decompositions:
- 7 + 1000213 = 1000220
- 37 + 1000183 = 1000220
- 61 + 1000159 = 1000220
- 103 + 1000117 = 1000220
- 139 + 1000081 = 1000220
- 181 + 1000039 = 1000220
- 241 + 999979 = 1000220
- 313 + 999907 = 1000220
Showing the first eight; more decompositions exist.
As an unsigned 32-bit integer, this is the IPv4 address 0.15.67.28.
- Address
- 0.15.67.28
- Class
- reserved
- IPv4-mapped IPv6
- ::ffff:0.15.67.28
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 1,000,220 and was likely granted around 1911.
Patent numbers below 100,000 are excluded as too ambiguous; modern numbering currently reaches roughly 12.5 million.