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13528071430 = 251352807143
BaseRepresentation
bin11001001100101010…
…11111110100000110
31021220210110020021121
430212111133310012
5210201141241210
610114213304154
7656144465326
oct144625376406
937823406247
1013528071430
115812275325
12275663505a
131377904cc3
1492494b286
155429b26da
hex32655fd06

13528071430 has 8 divisors (see below), whose sum is σ = 24350528592. Its totient is φ = 5411228568.

The previous prime is 13528071413. The next prime is 13528071433. The reversal of 13528071430 is 3417082531.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (13528071433) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 676403562 + ... + 676403581.

It is an arithmetic number, because the mean of its divisors is an integer number (3043816074).

Almost surely, 213528071430 is an apocalyptic number.

13528071430 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

13528071430 is a deficient number, since it is larger than the sum of its proper divisors (10822457162).

13528071430 is a wasteful number, since it uses less digits than its factorization.

13528071430 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1352807150.

The product of its (nonzero) digits is 20160, while the sum is 34.

The spelling of 13528071430 in words is "thirteen billion, five hundred twenty-eight million, seventy-one thousand, four hundred thirty".

Divisors: 1 2 5 10 1352807143 2705614286 6764035715 13528071430