Base | Representation |
---|---|
bin | 101111011001100… |
… | …001101101101000 |
3 | 2001102100101220201 |
4 | 233121201231220 |
5 | 3112034031330 |
6 | 210524201544 |
7 | 25464160051 |
oct | 5731415550 |
9 | 2042311821 |
10 | 795220840 |
11 | 378977207 |
12 | 1a23992b4 |
13 | c899b79b |
14 | 77883728 |
15 | 49c30eca |
hex | 2f661b68 |
795220840 has 16 divisors (see below), whose sum is σ = 1789246980. Its totient is φ = 318088320.
The previous prime is 795220799. The next prime is 795220847. The reversal of 795220840 is 48022597.
It can be written as a sum of positive squares in 2 ways, for example, as 795127204 + 93636 = 28198^2 + 306^2 .
It is a self number, because there is not a number n which added to its sum of digits gives 795220840.
It is not an unprimeable number, because it can be changed into a prime (795220847) by changing a digit.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 9940221 + ... + 9940300.
Almost surely, 2795220840 is an apocalyptic number.
It is an amenable number.
795220840 is an abundant number, since it is smaller than the sum of its proper divisors (994026140).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
795220840 is a wasteful number, since it uses less digits than its factorization.
795220840 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 19880532 (or 19880528 counting only the distinct ones).
The product of its (nonzero) digits is 40320, while the sum is 37.
The square root of 795220840 is about 28199.6602816417. The cubic root of 795220840 is about 926.4654987183.
The spelling of 795220840 in words is "seven hundred ninety-five million, two hundred twenty thousand, eight hundred forty".
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