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13614961 = 431312417
BaseRepresentation
bin110011111011…
…111101110001
3221121201012211
4303323331301
511441134321
61203452121
7223503523
oct63737561
927551184
1013614961
11775a138
124687041
132a890b9
141b45a13
1512de0e1
hexcfbf71

13614961 has 8 divisors (see below), whose sum is σ = 14043744. Its totient is φ = 13191360.

The previous prime is 13614941. The next prime is 13614967. The reversal of 13614961 is 16941631.

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

It is a cyclic number.

It is not a de Polignac number, because 13614961 - 29 = 13614449 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (13614967) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 4425 + ... + 6841.

It is an arithmetic number, because the mean of its divisors is an integer number (1755468).

Almost surely, 213614961 is an apocalyptic number.

It is an amenable number.

13614961 is a deficient number, since it is larger than the sum of its proper divisors (428783).

13614961 is a wasteful number, since it uses less digits than its factorization.

13614961 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2591.

The product of its digits is 3888, while the sum is 31.

The square root of 13614961 is about 3689.8456607289. The cubic root of 13614961 is about 238.7841342605.

The spelling of 13614961 in words is "thirteen million, six hundred fourteen thousand, nine hundred sixty-one".

Divisors: 1 43 131 2417 5633 103931 316627 13614961