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13297874 = 237712531
BaseRepresentation
bin110010101110…
…100011010010
3221000121020212
4302232203102
511401012444
61153004122
7221013212
oct62564322
927017225
1013297874
117562987
124553642
1329a7985
141aa2242
15127a19e
hexcae8d2

13297874 has 16 divisors (see below), whose sum is σ = 20782656. Its totient is φ = 6375600.

The previous prime is 13297873. The next prime is 13297877. The reversal of 13297874 is 47879231.

13297874 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not an unprimeable number, because it can be changed into a prime (13297871) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 3989 + ... + 6519.

It is an arithmetic number, because the mean of its divisors is an integer number (1298916).

Almost surely, 213297874 is an apocalyptic number.

13297874 is a deficient number, since it is larger than the sum of its proper divisors (7484782).

13297874 is a wasteful number, since it uses less digits than its factorization.

13297874 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2641.

The product of its digits is 84672, while the sum is 41.

The square root of 13297874 is about 3646.6250149967. The cubic root of 13297874 is about 236.9158252351.

The spelling of 13297874 in words is "thirteen million, two hundred ninety-seven thousand, eight hundred seventy-four".

Divisors: 1 2 37 71 74 142 2531 2627 5062 5254 93647 179701 187294 359402 6648937 13297874