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10511413025 = 52420456521
BaseRepresentation
bin10011100101000011…
…10110111100100001
31000010120002002220112
421302201312330201
5133011410204100
64455012021105
7521324352011
oct116241667441
930116062815
1010511413025
114504467203
122054301795
13cb693a329
1471a049c41
15417c2cb35
hex272876f21

10511413025 has 6 divisors (see below), whose sum is σ = 13034152182. Its totient is φ = 8409130400.

The previous prime is 10511413013. The next prime is 10511413069. The reversal of 10511413025 is 52031411501.

10511413025 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 3 ways, for example, as 2713993216 + 7797419809 = 52096^2 + 88303^2 .

It is a de Polignac number, because none of the positive numbers 2k-10511413025 is a prime.

It is a super-2 number, since 2×105114130252 (a number of 21 digits) contains 22 as substring.

It is a Duffinian number.

It is an unprimeable number.

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 5 ways as a sum of consecutive naturals, for example, 210228236 + ... + 210228285.

It is an arithmetic number, because the mean of its divisors is an integer number (2172358697).

Almost surely, 210511413025 is an apocalyptic number.

It is an amenable number.

10511413025 is a deficient number, since it is larger than the sum of its proper divisors (2522739157).

10511413025 is an equidigital number, since it uses as much as digits as its factorization.

10511413025 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 420456531 (or 420456526 counting only the distinct ones).

The product of its (nonzero) digits is 600, while the sum is 23.

Adding to 10511413025 its reverse (52031411501), we get a palindrome (62542824526).

The spelling of 10511413025 in words is "ten billion, five hundred eleven million, four hundred thirteen thousand, twenty-five".

Divisors: 1 5 25 420456521 2102282605 10511413025