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12994613 = 171940231
BaseRepresentation
bin110001100100…
…100000110101
3220110012020222
4301210200311
511311311423
61142304125
7215311112
oct61444065
926405228
1012994613
117376055
124428045
1328cc928
141a23909
15121a3c8
hexc64835

12994613 has 8 divisors (see below), whose sum is σ = 14483520. Its totient is φ = 11586240.

The previous prime is 12994601. The next prime is 12994627. The reversal of 12994613 is 31649921.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2k-12994613 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (12994913) 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, 19793 + ... + 20438.

It is an arithmetic number, because the mean of its divisors is an integer number (1810440).

Almost surely, 212994613 is an apocalyptic number.

It is an amenable number.

12994613 is a deficient number, since it is larger than the sum of its proper divisors (1488907).

12994613 is a wasteful number, since it uses less digits than its factorization.

12994613 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 40267.

The product of its digits is 11664, while the sum is 35.

The square root of 12994613 is about 3604.8041555680. The cubic root of 12994613 is about 235.1009857208.

The spelling of 12994613 in words is "twelve million, nine hundred ninety-four thousand, six hundred thirteen".

Divisors: 1 17 19 323 40231 683927 764389 12994613