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14949931 = 23976701
BaseRepresentation
bin111001000001…
…111000101011
31001010112110011
4321001320223
512311344211
61252232351
7241033543
oct71017053
931115404
1014949931
118491117
12500b6b7
133135919
141db2323
1514a4921
hexe41e2b

14949931 has 8 divisors (see below), whose sum is σ = 15763104. Its totient is φ = 14150400.

The previous prime is 14949929. The next prime is 14949937. The reversal of 14949931 is 13994941.

14949931 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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 14949931 - 21 = 14949929 is a prime.

It is a super-2 number, since 2×149499312 = 447000873809522, which contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (14949937) 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, 1120 + ... + 5581.

It is an arithmetic number, because the mean of its divisors is an integer number (1970388).

Almost surely, 214949931 is an apocalyptic number.

14949931 is a deficient number, since it is larger than the sum of its proper divisors (813173).

14949931 is an equidigital number, since it uses as much as digits as its factorization.

14949931 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6821.

The product of its digits is 34992, while the sum is 40.

The square root of 14949931 is about 3866.5140630806. The cubic root of 14949931 is about 246.3464998377.

The spelling of 14949931 in words is "fourteen million, nine hundred forty-nine thousand, nine hundred thirty-one".

Divisors: 1 23 97 2231 6701 154123 649997 14949931