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23241310525 = 521575921353
BaseRepresentation
bin10101101001010010…
…100100000100111101
32012222201121220101201
4111221102210010331
5340044233414100
614402113535501
71451640610546
oct255122440475
965881556351
1023241310525
119947128654
124607574591
13226507b664
1411a69854cd
159105c936a
hex5694a413d

23241310525 has 12 divisors (see below), whose sum is σ = 29002791892. Its totient is φ = 18474618240.

The previous prime is 23241310523. The next prime is 23241310579. The reversal of 23241310525 is 52501314232.

It can be written as a sum of positive squares in 6 ways, for example, as 2866317444 + 20374993081 = 53538^2 + 142741^2 .

It is not a de Polignac number, because 23241310525 - 21 = 23241310523 is a prime.

It is a super-3 number, since 3×232413105253 (a number of 32 digits) contains 333 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 23241310493 and 23241310502.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (23241310523) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 2956752 + ... + 2964601.

Almost surely, 223241310525 is an apocalyptic number.

23241310525 is a gapful number since it is divisible by the number (25) formed by its first and last digit.

It is an amenable number.

23241310525 is a deficient number, since it is larger than the sum of its proper divisors (5761481367).

23241310525 is a wasteful number, since it uses less digits than its factorization.

23241310525 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5921520 (or 5921515 counting only the distinct ones).

The product of its (nonzero) digits is 7200, while the sum is 28.

Adding to 23241310525 its reverse (52501314232), we get a palindrome (75742624757).

The spelling of 23241310525 in words is "twenty-three billion, two hundred forty-one million, three hundred ten thousand, five hundred twenty-five".

Divisors: 1 5 25 157 785 3925 5921353 29606765 148033825 929652421 4648262105 23241310525