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26315010801 = 3221143332003
BaseRepresentation
bin11000100000011111…
…110011001011110001
32111220221100001111200
4120200133303023301
5412343120321201
620031114001413
71621052621052
oct304037631361
974827301450
1026315010801
1110184157112
125124a16269
132634ac8a11
1413b8c94729
15a4037a386
hex6207f32f1

26315010801 has 24 divisors (see below), whose sum is σ = 38280112416. Its totient is φ = 17419328640.

The previous prime is 26315010793. The next prime is 26315010823. The reversal of 26315010801 is 10801051362.

It is not a de Polignac number, because 26315010801 - 23 = 26315010793 is a prime.

It is not an unprimeable number, because it can be changed into a prime (26315030801) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 806266 + ... + 838268.

It is an arithmetic number, because the mean of its divisors is an integer number (1595004684).

Almost surely, 226315010801 is an apocalyptic number.

It is an amenable number.

26315010801 is a deficient number, since it is larger than the sum of its proper divisors (11965101615).

26315010801 is a wasteful number, since it uses less digits than its factorization.

26315010801 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 32653 (or 32650 counting only the distinct ones).

The product of its (nonzero) digits is 1440, while the sum is 27.

The spelling of 26315010801 in words is "twenty-six billion, three hundred fifteen million, ten thousand, eight hundred one".

Divisors: 1 3 9 211 433 633 1299 1899 3897 32003 91363 96009 274089 288027 822267 6752633 13857299 20257899 41571897 60773697 124715691 2923890089 8771670267 26315010801