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13245325130 = 257318144281
BaseRepresentation
bin11000101010111101…
…11001111101001010
31021012002102020021102
430111132321331022
5204111300401010
610030153141402
7646142256152
oct142536717512
937162366242
1013245325130
1156877058a4
1226979ba862
1313311685bb
148d9189762
15527c60ba5
hex3157b9f4a

13245325130 has 16 divisors (see below), whose sum is σ = 24168183624. Its totient is φ = 5225552640.

The previous prime is 13245325109. The next prime is 13245325153. The reversal of 13245325130 is 3152354231.

It is a happy number.

It can be written as a sum of positive squares in 4 ways, for example, as 9647364841 + 3597960289 = 98221^2 + 59983^2 .

It is a junction number, because it is equal to n+sod(n) for n = 13245325093 and 13245325102.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 9071411 + ... + 9072870.

Almost surely, 213245325130 is an apocalyptic number.

13245325130 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

13245325130 is a deficient number, since it is larger than the sum of its proper divisors (10922858494).

13245325130 is a wasteful number, since it uses less digits than its factorization.

13245325130 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 18144361.

The product of its (nonzero) digits is 10800, while the sum is 29.

Adding to 13245325130 its reverse (3152354231), we get a palindrome (16397679361).

The spelling of 13245325130 in words is "thirteen billion, two hundred forty-five million, three hundred twenty-five thousand, one hundred thirty".

Divisors: 1 2 5 10 73 146 365 730 18144281 36288562 90721405 181442810 1324532513 2649065026 6622662565 13245325130