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14968905 = 357373853
BaseRepresentation
bin111001000110…
…100001001001
31001011111110220
4321012201021
512313001110
61252500253
7241143060
oct71064111
931144426
1014968905
1184a43a6
12501a689
133141453
141db91d7
1514aa370
hexe46849

14968905 has 32 divisors (see below), whose sum is σ = 28118784. Its totient is φ = 6656256.

The previous prime is 14968897. The next prime is 14968909. The reversal of 14968905 is 50986941.

It is not a de Polignac number, because 14968905 - 23 = 14968897 is a prime.

It is not an unprimeable number, because it can be changed into a prime (14968909) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 1959 + ... + 5811.

It is an arithmetic number, because the mean of its divisors is an integer number (878712).

Almost surely, 214968905 is an apocalyptic number.

14968905 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

It is an amenable number.

14968905 is a deficient number, since it is larger than the sum of its proper divisors (13149879).

14968905 is a wasteful number, since it uses less digits than its factorization.

14968905 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3905.

The product of its (nonzero) digits is 77760, while the sum is 42.

The square root of 14968905 is about 3868.9669163744. The cubic root of 14968905 is about 246.4506742860.

It can be divided in two parts, 1496 and 8905, that added together give a palindrome (10401).

The spelling of 14968905 in words is "fourteen million, nine hundred sixty-eight thousand, nine hundred five".

Divisors: 1 3 5 7 15 21 35 37 105 111 185 259 555 777 1295 3853 3885 11559 19265 26971 57795 80913 134855 142561 404565 427683 712805 997927 2138415 2993781 4989635 14968905