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13132012 = 2229791433
BaseRepresentation
bin110010000110…
…000011101100
3220201011201211
4302012003230
511330211022
61145244204
7216422515
oct62060354
926634654
1013132012
11745a303
124493664
13294a32a
141a5ba0c
151245e77
hexc860ec

13132012 has 24 divisors (see below), whose sum is σ = 24091200. Its totient is φ = 6254976.

The previous prime is 13132001. The next prime is 13132033. The reversal of 13132012 is 21023131.

It is a junction number, because it is equal to n+sod(n) for n = 13131983 and 13132001.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 8448 + ... + 9880.

It is an arithmetic number, because the mean of its divisors is an integer number (1003800).

Almost surely, 213132012 is an apocalyptic number.

It is an amenable number.

13132012 is a deficient number, since it is larger than the sum of its proper divisors (10959188).

13132012 is a wasteful number, since it uses less digits than its factorization.

13132012 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1545 (or 1543 counting only the distinct ones).

The product of its (nonzero) digits is 36, while the sum is 13.

The square root of 13132012 is about 3623.8118052680. The cubic root of 13132012 is about 235.9266984836.

Adding to 13132012 its reverse (21023131), we get a palindrome (34155143).

The spelling of 13132012 in words is "thirteen million, one hundred thirty-two thousand, twelve".

Divisors: 1 2 4 29 58 79 116 158 316 1433 2291 2866 4582 5732 9164 41557 83114 113207 166228 226414 452828 3283003 6566006 13132012