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13307748 = 2232234973
BaseRepresentation
bin110010110000…
…111101100100
3221001002210120
4302300331210
511401321443
61153121540
7221054046
oct62607544
927032716
1013307748
11756a343
1245592b0
1329ac30c
141aa5a96
15127d083
hexcb0f64

13307748 has 24 divisors (see below), whose sum is σ = 31196928. Its totient is φ = 4415136.

The previous prime is 13307737. The next prime is 13307761. The reversal of 13307748 is 84770331.

13307748 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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, 190 + ... + 5162.

It is an arithmetic number, because the mean of its divisors is an integer number (1299872).

Almost surely, 213307748 is an apocalyptic number.

It is an amenable number.

13307748 is an abundant number, since it is smaller than the sum of its proper divisors (17889180).

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

13307748 is a wasteful number, since it uses less digits than its factorization.

13307748 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5203 (or 5201 counting only the distinct ones).

The product of its (nonzero) digits is 14112, while the sum is 33.

The square root of 13307748 is about 3647.9786183584. The cubic root of 13307748 is about 236.9744493454.

The spelling of 13307748 in words is "thirteen million, three hundred seven thousand, seven hundred forty-eight".

Divisors: 1 2 3 4 6 12 223 446 669 892 1338 2676 4973 9946 14919 19892 29838 59676 1108979 2217958 3326937 4435916 6653874 13307748