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13297052 = 224770729
BaseRepresentation
bin110010101110…
…010110011100
3221000120010102
4302232112130
511401001202
61153000232
7221010626
oct62562634
927016112
1013297052
1175622aa
124553078
1329a74a2
141aa1c16
151279d02
hexcae59c

13297052 has 12 divisors (see below), whose sum is σ = 23765280. Its totient is φ = 6506976.

The previous prime is 13297033. The next prime is 13297057. The reversal of 13297052 is 25079231.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (13297057) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 35177 + ... + 35552.

It is an arithmetic number, because the mean of its divisors is an integer number (1980440).

Almost surely, 213297052 is an apocalyptic number.

It is an amenable number.

13297052 is a deficient number, since it is larger than the sum of its proper divisors (10468228).

13297052 is a wasteful number, since it uses less digits than its factorization.

13297052 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 70780 (or 70778 counting only the distinct ones).

The product of its (nonzero) digits is 3780, while the sum is 29.

The square root of 13297052 is about 3646.5123063004. The cubic root of 13297052 is about 236.9109435319.

The spelling of 13297052 in words is "thirteen million, two hundred ninety-seven thousand, fifty-two".

Divisors: 1 2 4 47 94 188 70729 141458 282916 3324263 6648526 13297052