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14933385 = 325378969
BaseRepresentation
bin111000111101…
…110110001001
31001002200202100
4320331312021
512310332020
61252024013
7240634365
oct70756611
931080670
1014933385
11847a745
125002009
13312b22c
141daa2a5
15149ea90
hexe3dd89

14933385 has 24 divisors (see below), whose sum is σ = 26587080. Its totient is φ = 7748352.

The previous prime is 14933383. The next prime is 14933393. The reversal of 14933385 is 58333941.

It can be written as a sum of positive squares in 4 ways, for example, as 4260096 + 10673289 = 2064^2 + 3267^2 .

It is not a de Polignac number, because 14933385 - 21 = 14933383 is a prime.

It is not an unprimeable number, because it can be changed into a prime (14933383) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 2820 + ... + 6149.

It is an arithmetic number, because the mean of its divisors is an integer number (1107795).

Almost surely, 214933385 is an apocalyptic number.

14933385 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

It is an amenable number.

14933385 is a deficient number, since it is larger than the sum of its proper divisors (11653695).

14933385 is a wasteful number, since it uses less digits than its factorization.

14933385 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9017 (or 9014 counting only the distinct ones).

The product of its digits is 38880, while the sum is 36.

The square root of 14933385 is about 3864.3738173215. The cubic root of 14933385 is about 246.2555840592.

The spelling of 14933385 in words is "fourteen million, nine hundred thirty-three thousand, three hundred eighty-five".

Divisors: 1 3 5 9 15 37 45 111 185 333 555 1665 8969 26907 44845 80721 134535 331853 403605 995559 1659265 2986677 4977795 14933385