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12910601 = 113137861
BaseRepresentation
bin110001010000…
…000000001001
3220021221000102
4301100000021
511301114401
61140415145
7214511144
oct61200011
926257012
1012910601
117318a20
1243a74b5
1328a0612
141a0105b
15120056b
hexc50009

12910601 has 8 divisors (see below), whose sum is σ = 14539008. Its totient is φ = 11358000.

The previous prime is 12910591. The next prime is 12910643. The reversal of 12910601 is 10601921.

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-12910601 is a prime.

It is not an unprimeable number, because it can be changed into a prime (12910661) 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, 18590 + ... + 19271.

It is an arithmetic number, because the mean of its divisors is an integer number (1817376).

Almost surely, 212910601 is an apocalyptic number.

12910601 is a gapful number since it is divisible by the number (11) formed by its first and last digit.

It is an amenable number.

12910601 is a deficient number, since it is larger than the sum of its proper divisors (1628407).

12910601 is a wasteful number, since it uses less digits than its factorization.

12910601 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 37903.

The product of its (nonzero) digits is 108, while the sum is 20.

The square root of 12910601 is about 3593.1324773796. The cubic root of 12910601 is about 234.5932362777.

The spelling of 12910601 in words is "twelve million, nine hundred ten thousand, six hundred one".

Divisors: 1 11 31 341 37861 416471 1173691 12910601