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14988975 = 352199853
BaseRepresentation
bin111001001011…
…011010101111
31001012112000020
4321023122233
512314121400
61253133223
7241255431
oct71133257
931175006
1014988975
118508491
12502a213
13314a621
141dc2651
1514b12a0
hexe4b6af

14988975 has 12 divisors (see below), whose sum is σ = 24781896. Its totient is φ = 7994080.

The previous prime is 14988971. The next prime is 14988977. The reversal of 14988975 is 57988941.

It is not a de Polignac number, because 14988975 - 22 = 14988971 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (14988971) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 99852 + ... + 100001.

It is an arithmetic number, because the mean of its divisors is an integer number (2065158).

Almost surely, 214988975 is an apocalyptic number.

14988975 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

14988975 is a deficient number, since it is larger than the sum of its proper divisors (9792921).

14988975 is a wasteful number, since it uses less digits than its factorization.

14988975 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 199866 (or 199861 counting only the distinct ones).

The product of its digits is 725760, while the sum is 51.

The square root of 14988975 is about 3871.5597631962. The cubic root of 14988975 is about 246.5607704277.

The spelling of 14988975 in words is "fourteen million, nine hundred eighty-eight thousand, nine hundred seventy-five".

Divisors: 1 3 5 15 25 75 199853 599559 999265 2997795 4996325 14988975