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15371052 = 2231280921
BaseRepresentation
bin111010101000…
…101100101100
31001220221010020
4322220230230
512413333202
61305242140
7244436364
oct72505454
931827106
1015371052
118749554
125193350
1332524c8
1420819a4
1515395bc
hexea8b2c

15371052 has 12 divisors (see below), whose sum is σ = 35865816. Its totient is φ = 5123680.

The previous prime is 15371039. The next prime is 15371053. The reversal of 15371052 is 25017351.

15371052 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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 (15371053) 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, 640449 + ... + 640472.

It is an arithmetic number, because the mean of its divisors is an integer number (2988818).

Almost surely, 215371052 is an apocalyptic number.

15371052 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

15371052 is an abundant number, since it is smaller than the sum of its proper divisors (20494764).

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

15371052 is a wasteful number, since it uses less digits than its factorization.

15371052 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1280928 (or 1280926 counting only the distinct ones).

The product of its (nonzero) digits is 1050, while the sum is 24.

The square root of 15371052 is about 3920.5933224450. The cubic root of 15371052 is about 248.6382062062.

The spelling of 15371052 in words is "fifteen million, three hundred seventy-one thousand, fifty-two".

Divisors: 1 2 3 4 6 12 1280921 2561842 3842763 5123684 7685526 15371052