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34243123525 = 5213372847661
BaseRepresentation
bin11111111001000011…
…001001100101000101
310021101110110220121021
4133321003021211011
51030112214423100
623421524551141
72321401514242
oct377103114505
9107343426537
1034243123525
1113582394596
126777b524b1
1332c948c290
14192bba85c9
15d563c5a1a
hex7f90c9945

34243123525 has 24 divisors (see below), whose sum is σ = 46963641704. Its totient is φ = 24603782400.

The previous prime is 34243123517. The next prime is 34243123531. The reversal of 34243123525 is 52532134243.

It can be written as a sum of positive squares in 12 ways, for example, as 6935891524 + 27307232001 = 83282^2 + 165249^2 .

It is not a de Polignac number, because 34243123525 - 23 = 34243123517 is a prime.

It is a Duffinian number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 1411806 + ... + 1435855.

Almost surely, 234243123525 is an apocalyptic number.

It is an amenable number.

34243123525 is a deficient number, since it is larger than the sum of its proper divisors (12720518179).

34243123525 is a wasteful number, since it uses less digits than its factorization.

34243123525 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2847721 (or 2847716 counting only the distinct ones).

The product of its digits is 86400, while the sum is 34.

Adding to 34243123525 its reverse (52532134243), we get a palindrome (86775257768).

The spelling of 34243123525 in words is "thirty-four billion, two hundred forty-three million, one hundred twenty-three thousand, five hundred twenty-five".

Divisors: 1 5 13 25 37 65 185 325 481 925 2405 12025 2847661 14238305 37019593 71191525 105363457 185097965 526817285 925489825 1369724941 2634086425 6848624705 34243123525