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10790400025 = 521013426077
BaseRepresentation
bin10100000110010100…
…00111000000011001
31000212000001010010101
422003022013000121
5134044320300100
64542415415401
7531252613126
oct120312070031
930760033111
1010790400025
114637999279
122111824561
13102c68b8b2
1474510d74d
1543248a86a
hex283287019

10790400025 has 12 divisors (see below), whose sum is σ = 13393335852. Its totient is φ = 8623778240.

The previous prime is 10790399993. The next prime is 10790400109. The reversal of 10790400025 is 52000409701.

It is a happy number.

It can be written as a sum of positive squares in 6 ways, for example, as 6503293449 + 4287106576 = 80643^2 + 65476^2 .

It is not a de Polignac number, because 10790400025 - 25 = 10790399993 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 10790399966 and 10790400002.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 187714 + ... + 238363.

It is an arithmetic number, because the mean of its divisors is an integer number (1116111321).

Almost surely, 210790400025 is an apocalyptic number.

It is an amenable number.

10790400025 is a deficient number, since it is larger than the sum of its proper divisors (2602935827).

10790400025 is a wasteful number, since it uses less digits than its factorization.

10790400025 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 427100 (or 427095 counting only the distinct ones).

The product of its (nonzero) digits is 2520, while the sum is 28.

Adding to 10790400025 its reverse (52000409701), we get a palindrome (62790809726).

The spelling of 10790400025 in words is "ten billion, seven hundred ninety million, four hundred thousand, twenty-five".

Divisors: 1 5 25 1013 5065 25325 426077 2130385 10651925 431616001 2158080005 10790400025