1,006,005
1,006,005 is a composite number, odd.
1,006,005 (one million six thousand five) is an odd 7-digit number. It is a composite number with 64 divisors, and factors as 3 × 5 × 7 × 11 × 13 × 67. Its proper divisors sum to 1,187,403, more than the number itself, making it an abundant number. Written other ways, in hexadecimal, 0xF59B5.
Interestingness
Properties
- Parity
- Odd
- Digit count
- 7
- Digit sum
- 12
- Digit product
- 0
- Digital root
- 3
- Palindrome
- No
- Bit width
- 20 bits
- Reversed
- 5,006,001
- Square (n²)
- 1,012,046,060,025
- Cube (n³)
- 1,018,123,396,615,450,125
- Divisor count
- 64
- σ(n) — sum of divisors
- 2,193,408
- φ(n) — Euler's totient
- 380,160
- Sum of prime factors
- 106
Primality
Prime factorization: 3 × 5 × 7 × 11 × 13 × 67
Divisors & multiples
Sums & aliquot sequence
Continued fraction of √n
√1,006,005 = [1002; (1, 500, 2, 500, 1, 2004)]
Period length 6 — the block in parentheses repeats forever.
Representations
- In words
- one million six thousand five
- Ordinal
- 1006005th
- Binary
- 11110101100110110101
- Octal
- 3654665
- Hexadecimal
- 0xF59B5
- Base64
- D1m1
- One's complement
- 4,293,961,290 (32-bit)
- Scientific notation
- 1.006005 × 10⁶
- As a duration
- 1,006,005 s = 11 days, 15 hours, 26 minutes, 45 seconds
As an angle
Historical numeral systems
- Babylonian (base 60)
- 𒁹𒁹𒁹𒁹 𒌋𒌋𒌋𒁹𒁹𒁹𒁹𒁹𒁹𒁹𒁹𒁹 𒌋𒌋𒁹𒁹𒁹𒁹𒁹𒁹 𒌋𒌋𒌋𒌋𒁹𒁹𒁹𒁹𒁹
- Egyptian hieroglyphic
- 𓁨𓆼𓆼𓆼𓆼𓆼𓆼𓏺𓏺𓏺𓏺𓏺
- Chinese
- 一百萬六千零五
- Chinese (financial)
- 壹佰萬陸仟零伍
Also seen as
As an unsigned 32-bit integer, this is the IPv4 address 0.15.89.181.
- Address
- 0.15.89.181
- Class
- reserved
- IPv4-mapped IPv6
- ::ffff:0.15.89.181
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 1,006,005 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
- Egyptian hieroglyphic numerals — Seven hieroglyphs for every power of ten, from a single stroke to a million.