1,022,221
1,022,221 is a composite number, odd.
1,022,221 (one million twenty-two thousand two hundred twenty-one) is an odd 7-digit number. It is a composite number with 8 divisors, and factors as 29 × 101 × 349. Written other ways, in hexadecimal, 0xF990D.
Interestingness
Properties
- Parity
- Odd
- Digit count
- 7
- Digit sum
- 10
- Digit product
- 0
- Digital root
- 1
- Palindrome
- No
- Bit width
- 20 bits
- Reversed
- 1,222,201
- Recamán's sequence
- a(371,885) = 1,022,221
- Square (n²)
- 1,044,935,772,841
- Cube (n³)
- 1,068,155,290,649,299,861
- Divisor count
- 8
- σ(n) — sum of divisors
- 1,071,000
- φ(n) — Euler's totient
- 974,400
- Sum of prime factors
- 479
Primality
Prime factorization: 29 × 101 × 349
Divisors & multiples
Sums & aliquot sequence
Continued fraction of √n
√1,022,221 = [1011; (20, 4, 1, 1, 6, 1, 1, 2, 3, 1, 2, 1, 1, 15, 1, 1, 1, 1, 100, 1, 1, 100, 1, 1, …)]
Period length 41 — the block in parentheses repeats forever.
Representations
- In words
- one million twenty-two thousand two hundred twenty-one
- Ordinal
- 1022221st
- Binary
- 11111001100100001101
- Octal
- 3714415
- Hexadecimal
- 0xF990D
- Base64
- D5kN
- One's complement
- 4,293,945,074 (32-bit)
- Scientific notation
- 1.022221 × 10⁶
- As a duration
- 1,022,221 s = 11 days, 19 hours, 57 minutes, 1 second
As an angle
Historical numeral systems
- Babylonian (base 60)
- 𒁹𒁹𒁹𒁹 𒌋𒌋𒌋𒌋𒁹𒁹𒁹 𒌋𒌋𒌋𒌋𒌋𒁹𒁹𒁹𒁹𒁹𒁹𒁹 𒁹
- Egyptian hieroglyphic
- 𓁨𓂍𓂍𓆼𓆼𓍢𓍢𓎆𓎆𓏺
- Chinese
- 一百零二萬二千二百二十一
- Chinese (financial)
- 壹佰零貳萬貳仟貳佰貳拾壹
Also seen as
As an unsigned 32-bit integer, this is the IPv4 address 0.15.153.13.
- Address
- 0.15.153.13
- Class
- reserved
- IPv4-mapped IPv6
- ::ffff:0.15.153.13
Unspecified address (0.0.0.0/8) — "this network" placeholder.
Could be parsed as a date. Most likely interpretation: Tuesday, January 2, 2221 (MDDYYYY (US, single-digit month)).
Other possible interpretations (3)
- 2221-02-01 (DMMYYYY (Euro, single-digit day))
- 2221-10-02 (MMDYYYY (US, single-digit day))
- 2221-02-10 (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 1,022,221 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
- Egyptian hieroglyphic numerals — Seven hieroglyphs for every power of ten, from a single stroke to a million.