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14938031 = 791731093
BaseRepresentation
bin111000111110…
…111110101111
31001002221010102
4320332332233
512311004111
61252101315
7240654053
oct70767657
931087112
1014938031
118483189
12500483b
133130394
141dabc63
1514a113b
hexe3efaf

14938031 has 8 divisors (see below), whose sum is σ = 15228480. Its totient is φ = 14650272.

The previous prime is 14938013. The next prime is 14938037. The reversal of 14938031 is 13083941.

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-14938031 is a prime.

It is a super-2 number, since 2×149380312 = 446289540313922, which contains 22 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 14937985 and 14938003.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (14938037) 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, 13121 + ... + 14213.

It is an arithmetic number, because the mean of its divisors is an integer number (1903560).

Almost surely, 214938031 is an apocalyptic number.

14938031 is a deficient number, since it is larger than the sum of its proper divisors (290449).

14938031 is a wasteful number, since it uses less digits than its factorization.

14938031 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1345.

The product of its (nonzero) digits is 2592, while the sum is 29.

The square root of 14938031 is about 3864.9749028939. The cubic root of 14938031 is about 246.2811193462.

The spelling of 14938031 in words is "fourteen million, nine hundred thirty-eight thousand, thirty-one".

Divisors: 1 79 173 1093 13667 86347 189089 14938031