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26108292913 = 409288722111
BaseRepresentation
bin11000010100001011…
…001110111100110001
32111101112100200212121
4120110023032330301
5411432210333123
615554411154241
71612662554023
oct302413167461
974345320777
1026108292913
11100884a598a
125087745981
13260102ba41
141399644013
15a2c14575d
hex6142cef31

26108292913 has 8 divisors (see below), whose sum is σ = 26182376960. Its totient is φ = 26034259680.

The previous prime is 26108292883. The next prime is 26108292941. The reversal of 26108292913 is 31929280162.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 26108292913 - 217 = 26108161841 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 26108292913.

It is not an unprimeable number, because it can be changed into a prime (26108292313) 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 7 ways as a sum of consecutive naturals, for example, 1169728 + ... + 1191838.

It is an arithmetic number, because the mean of its divisors is an integer number (3272797120).

Almost surely, 226108292913 is an apocalyptic number.

It is an amenable number.

26108292913 is a deficient number, since it is larger than the sum of its proper divisors (74084047).

26108292913 is a wasteful number, since it uses less digits than its factorization.

26108292913 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 25407.

The product of its (nonzero) digits is 93312, while the sum is 43.

The spelling of 26108292913 in words is "twenty-six billion, one hundred eight million, two hundred ninety-two thousand, nine hundred thirteen".

Divisors: 1 409 2887 22111 1180783 9043399 63834457 26108292913