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12914493 = 36170571
BaseRepresentation
bin110001010000…
…111100111101
3220022010100120
4301100330331
511301230433
61140445153
7214525404
oct61207475
926263316
1012914493
117320939
1243a97b9
1328a2317
141a0263b
1512017b3
hexc50f3d

12914493 has 8 divisors (see below), whose sum is σ = 17501856. Its totient is φ = 8468400.

The previous prime is 12914453. The next prime is 12914497. The reversal of 12914493 is 39441921.

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

It is not a de Polignac number, because 12914493 - 29 = 12913981 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (12914497) 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 7 ways as a sum of consecutive naturals, for example, 35103 + ... + 35468.

It is an arithmetic number, because the mean of its divisors is an integer number (2187732).

Almost surely, 212914493 is an apocalyptic number.

It is an amenable number.

12914493 is a deficient number, since it is larger than the sum of its proper divisors (4587363).

12914493 is an equidigital number, since it uses as much as digits as its factorization.

12914493 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 70635.

The product of its digits is 7776, while the sum is 33.

The square root of 12914493 is about 3593.6740252839. The cubic root of 12914493 is about 234.6168072213.

The spelling of 12914493 in words is "twelve million, nine hundred fourteen thousand, four hundred ninety-three".

Divisors: 1 3 61 183 70571 211713 4304831 12914493