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13207132 = 229734039
BaseRepresentation
bin110010011000…
…011001011100
3220211222210001
4302120121130
511340112012
61151024044
7220154521
oct62303134
926758701
1013207132
117500794
12450b024
132975593
141a7b148
15125d357
hexc9865c

13207132 has 12 divisors (see below), whose sum is σ = 23351440. Its totient is φ = 6535296.

The previous prime is 13207127. The next prime is 13207153. The reversal of 13207132 is 23170231.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 16632 + ... + 17407.

Almost surely, 213207132 is an apocalyptic number.

It is an amenable number.

13207132 is a deficient number, since it is larger than the sum of its proper divisors (10144308).

13207132 is a wasteful number, since it uses less digits than its factorization.

13207132 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 34140 (or 34138 counting only the distinct ones).

The product of its (nonzero) digits is 252, while the sum is 19.

The square root of 13207132 is about 3634.1618015713. The cubic root of 13207132 is about 236.3757062691.

Adding to 13207132 its reverse (23170231), we get a palindrome (36377363).

The spelling of 13207132 in words is "thirteen million, two hundred seven thousand, one hundred thirty-two".

Divisors: 1 2 4 97 194 388 34039 68078 136156 3301783 6603566 13207132