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13130996 = 224376343
BaseRepresentation
bin110010000101…
…110011110100
3220201010100012
4302011303310
511330142441
61145235352
7216416534
oct62056364
926633305
1013130996
11745956a
124492b58
132949a28
141a5b4c4
1512459eb
hexc85cf4

13130996 has 12 divisors (see below), whose sum is σ = 23513952. Its totient is φ = 6412728.

The previous prime is 13130989. The next prime is 13131017. The reversal of 13130996 is 69903131.

13130996 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a hoax number, since the sum of its digits (32) coincides with the sum of the digits of its distinct prime factors.

It is a congruent number.

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, 38000 + ... + 38343.

It is an arithmetic number, because the mean of its divisors is an integer number (1959496).

Almost surely, 213130996 is an apocalyptic number.

It is an amenable number.

13130996 is a deficient number, since it is larger than the sum of its proper divisors (10382956).

13130996 is a wasteful number, since it uses less digits than its factorization.

13130996 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 76390 (or 76388 counting only the distinct ones).

The product of its (nonzero) digits is 4374, while the sum is 32.

The square root of 13130996 is about 3623.6716186763. The cubic root of 13130996 is about 235.9206139195.

The spelling of 13130996 in words is "thirteen million, one hundred thirty thousand, nine hundred ninety-six".

Divisors: 1 2 4 43 86 172 76343 152686 305372 3282749 6565498 13130996