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13525000235 = 52705000047
BaseRepresentation
bin11001001100010011…
…10010000000101011
31021220120200012101122
430212021302000223
5210144400001420
610114023405455
7656106414365
oct144611620053
937816605348
1013525000235
11581056794a
1227555b388b
13137709b126
1492438bd35
155425a7725
hex32627202b

13525000235 has 4 divisors (see below), whose sum is σ = 16230000288. Its totient is φ = 10820000184.

The previous prime is 13525000217. The next prime is 13525000243. The reversal of 13525000235 is 53200052531.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 13525000235 - 210 = 13524999211 is a prime.

It is a Duffinian number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1352500019 + ... + 1352500028.

It is an arithmetic number, because the mean of its divisors is an integer number (4057500072).

Almost surely, 213525000235 is an apocalyptic number.

13525000235 is a deficient number, since it is larger than the sum of its proper divisors (2705000053).

13525000235 is an equidigital number, since it uses as much as digits as its factorization.

13525000235 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2705000052.

The product of its (nonzero) digits is 4500, while the sum is 26.

Adding to 13525000235 its reverse (53200052531), we get a palindrome (66725052766).

The spelling of 13525000235 in words is "thirteen billion, five hundred twenty-five million, two hundred thirty-five", and thus it is an aban number.

Divisors: 1 5 2705000047 13525000235