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13130152 = 237234467
BaseRepresentation
bin110010000101…
…100110101000
3220201002011221
4302011212220
511330131102
61145231424
7216414220
oct62054650
926632157
1013130152
117458972
124492574
132949529
141a5b080
151245637
hexc859a8

13130152 has 16 divisors (see below), whose sum is σ = 28136160. Its totient is φ = 5627184.

The previous prime is 13130147. The next prime is 13130177. The reversal of 13130152 is 25103131.

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, 117178 + ... + 117289.

It is an arithmetic number, because the mean of its divisors is an integer number (1758510).

Almost surely, 213130152 is an apocalyptic number.

It is an amenable number.

13130152 is an abundant number, since it is smaller than the sum of its proper divisors (15006008).

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

13130152 is a wasteful number, since it uses less digits than its factorization.

13130152 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 234480 (or 234476 counting only the distinct ones).

The product of its (nonzero) digits is 90, while the sum is 16.

The square root of 13130152 is about 3623.5551603363. Note that the first 3 decimals coincide. The cubic root of 13130152 is about 235.9155591807.

Adding to 13130152 its reverse (25103131), we get a palindrome (38233283).

The spelling of 13130152 in words is "thirteen million, one hundred thirty thousand, one hundred fifty-two".

Divisors: 1 2 4 7 8 14 28 56 234467 468934 937868 1641269 1875736 3282538 6565076 13130152