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15137164 = 227540613
BaseRepresentation
bin111001101111…
…100110001100
31001111001021201
4321233212030
512333342124
61300235244
7242443450
oct71574614
931431251
1015137164
1185a9859
12509bb24
13319cc03
142020660
1514e0144
hexe6f98c

15137164 has 12 divisors (see below), whose sum is σ = 30274384. Its totient is φ = 6487344.

The previous prime is 15137153. The next prime is 15137179. The reversal of 15137164 is 46173151.

15137164 is an admirable number.

It is a hoax number, since the sum of its digits (28) coincides with the sum of the digits of its distinct prime factors.

It is a Harshad number since it is a multiple of its sum of digits (28), and also a Moran number because the ratio is a prime number: 540613 = 15137164 / (1 + 5 + 1 + 3 + 7 + 1 + 6 + 4).

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, 270279 + ... + 270334.

Almost surely, 215137164 is an apocalyptic number.

15137164 is a gapful number since it is divisible by the number (14) formed by its first and last digit.

It is an amenable number.

15137164 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

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

15137164 is a wasteful number, since it uses less digits than its factorization.

15137164 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 540624 (or 540622 counting only the distinct ones).

The product of its digits is 2520, while the sum is 28.

The square root of 15137164 is about 3890.6508452957. The cubic root of 15137164 is about 247.3706510453.

The spelling of 15137164 in words is "fifteen million, one hundred thirty-seven thousand, one hundred sixty-four".

Divisors: 1 2 4 7 14 28 540613 1081226 2162452 3784291 7568582 15137164