Base | Representation |
---|---|
bin | 110000001010100… |
… | …000100001001001 |
3 | 2002022111202022020 |
4 | 300022200201021 |
5 | 3123330423001 |
6 | 212103315053 |
7 | 26011255656 |
oct | 6012404111 |
9 | 2068452266 |
10 | 808061001 |
11 | 385147210 |
12 | 1a674ba89 |
13 | cb546007 |
14 | 79466c2d |
15 | 4ae1a736 |
hex | 302a0849 |
808061001 has 32 divisors (see below), whose sum is σ = 1228953600. Its totient is φ = 467491200.
The previous prime is 808060999. The next prime is 808061027. The reversal of 808061001 is 100160808.
It is not a de Polignac number, because 808061001 - 21 = 808060999 is a prime.
It is not an unprimeable number, because it can be changed into a prime (808061041) by changing a digit.
It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 576900 + ... + 578298.
It is an arithmetic number, because the mean of its divisors is an integer number (38404800).
Almost surely, 2808061001 is an apocalyptic number.
It is an amenable number.
808061001 is a deficient number, since it is larger than the sum of its proper divisors (420892599).
808061001 is a wasteful number, since it uses less digits than its factorization.
808061001 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 2197.
The product of its (nonzero) digits is 384, while the sum is 24.
The square root of 808061001 is about 28426.4137906983. The cubic root of 808061001 is about 931.4253400994.
The spelling of 808061001 in words is "eight hundred eight million, sixty-one thousand, one".
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