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15413010252 = 2231284417521
BaseRepresentation
bin11100101101010111…
…11101111101001100
31110210011022001020120
432112223331331030
5223031212312002
611025230144540
71053643265643
oct162653757514
943704261216
1015413010252
11659a273802
122ba1952150
1315b8294413
14a6301435a
156031e7cbc
hex396afdf4c

15413010252 has 12 divisors (see below), whose sum is σ = 35963690616. Its totient is φ = 5137670080.

The previous prime is 15413010251. The next prime is 15413010269. The reversal of 15413010252 is 25201031451.

It is a happy number.

It is a tau number, because it is divible by the number of its divisors (12).

It is not an unprimeable number, because it can be changed into a prime (15413010251) 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, 642208749 + ... + 642208772.

It is an arithmetic number, because the mean of its divisors is an integer number (2996974218).

Almost surely, 215413010252 is an apocalyptic number.

15413010252 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

15413010252 is an abundant number, since it is smaller than the sum of its proper divisors (20550680364).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

15413010252 is a wasteful number, since it uses less digits than its factorization.

15413010252 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1284417528 (or 1284417526 counting only the distinct ones).

The product of its (nonzero) digits is 1200, while the sum is 24.

The spelling of 15413010252 in words is "fifteen billion, four hundred thirteen million, ten thousand, two hundred fifty-two".

Divisors: 1 2 3 4 6 12 1284417521 2568835042 3853252563 5137670084 7706505126 15413010252