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12994242 = 232165707
BaseRepresentation
bin110001100100…
…011011000010
3220110011202020
4301210123002
511311303432
61142302310
7215310042
oct61443302
926404666
1012994242
117375848
124427996
1328cc701
141a23722
15121a22c
hexc646c2

12994242 has 8 divisors (see below), whose sum is σ = 25988496. Its totient is φ = 4331412.

The previous prime is 12994237. The next prime is 12994243. The reversal of 12994242 is 24249921.

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

12994242 is an admirable number.

It is a Smith number, since the sum of its digits (33) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is not an unprimeable number, because it can be changed into a prime (12994243) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1082848 + ... + 1082859.

It is an arithmetic number, because the mean of its divisors is an integer number (3248562).

Almost surely, 212994242 is an apocalyptic number.

12994242 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

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

12994242 is a wasteful number, since it uses less digits than its factorization.

12994242 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2165712.

The product of its digits is 10368, while the sum is 33.

The square root of 12994242 is about 3604.7526960944. The cubic root of 12994242 is about 235.0987482989.

The spelling of 12994242 in words is "twelve million, nine hundred ninety-four thousand, two hundred forty-two".

Divisors: 1 2 3 6 2165707 4331414 6497121 12994242