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14939621 = 41463787
BaseRepresentation
bin111000111111…
…010111100101
31001010000022022
4320333113211
512311031441
61252112525
7240661514
oct70772745
931100268
1014939621
1184843a4
125005745
133131018
141dac67b
1514a184b
hexe3f5e5

14939621 has 8 divisors (see below), whose sum is σ = 15356544. Its totient is φ = 14525280.

The previous prime is 14939599. The next prime is 14939641. The reversal of 14939621 is 12693941.

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-14939621 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (14939641) 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 + ... + 19376.

It is an arithmetic number, because the mean of its divisors is an integer number (1919568).

Almost surely, 214939621 is an apocalyptic number.

It is an amenable number.

14939621 is a deficient number, since it is larger than the sum of its proper divisors (416923).

14939621 is an equidigital number, since it uses as much as digits as its factorization.

14939621 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1291.

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

The square root of 14939621 is about 3865.1805908651. The cubic root of 14939621 is about 246.2898570682.

The spelling of 14939621 in words is "fourteen million, nine hundred thirty-nine thousand, six hundred twenty-one".

Divisors: 1 41 463 787 18983 32267 364381 14939621