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10081495817 = 194719956731
BaseRepresentation
bin10010110001110011…
…10110101100001001
3222000121010001100222
421120321312230021
5131121330331232
64344213235425
7504554205041
oct113071665411
928017101328
1010081495817
114303818028
121b54332b75
13c48852653
146b8cd8721
153e0109d12
hex258e76b09

10081495817 has 16 divisors (see below), whose sum is σ = 10892544000. Its totient is φ = 9300543120.

The previous prime is 10081495789. The next prime is 10081495843. The reversal of 10081495817 is 71859418001.

It is a happy number.

10081495817 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a cyclic number.

It is not a de Polignac number, because 10081495817 - 210 = 10081494793 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (10081495867) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 149342 + ... + 206072.

It is an arithmetic number, because the mean of its divisors is an integer number (680784000).

Almost surely, 210081495817 is an apocalyptic number.

It is an amenable number.

10081495817 is a deficient number, since it is larger than the sum of its proper divisors (811048183).

10081495817 is a wasteful number, since it uses less digits than its factorization.

10081495817 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 56996.

The product of its (nonzero) digits is 80640, while the sum is 44.

The spelling of 10081495817 in words is "ten billion, eighty-one million, four hundred ninety-five thousand, eight hundred seventeen".

Divisors: 1 19 47 199 893 3781 9353 56731 177707 1077889 2666357 11289469 50660783 214499911 530605043 10081495817