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14980285 = 531127761
BaseRepresentation
bin111001001001…
…010010111101
31001012002002101
4321021102331
512313332120
61253025101
7241221205
oct71112275
931162071
1014980285
118501a01
125025191
133146698
141dbd405
1514ad90a
hexe494bd

14980285 has 16 divisors (see below), whose sum is σ = 18726912. Its totient is φ = 11491200.

The previous prime is 14980283. The next prime is 14980309. The reversal of 14980285 is 58208941.

It is not a de Polignac number, because 14980285 - 21 = 14980283 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (14980283) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 19305 + ... + 20065.

It is an arithmetic number, because the mean of its divisors is an integer number (1170432).

Almost surely, 214980285 is an apocalyptic number.

It is an amenable number.

14980285 is a deficient number, since it is larger than the sum of its proper divisors (3746627).

14980285 is a wasteful number, since it uses less digits than its factorization.

14980285 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 924.

The product of its (nonzero) digits is 23040, while the sum is 37.

The square root of 14980285 is about 3870.4373137928. The cubic root of 14980285 is about 246.5131125704.

The spelling of 14980285 in words is "fourteen million, nine hundred eighty thousand, two hundred eighty-five".

Divisors: 1 5 31 127 155 635 761 3805 3937 19685 23591 96647 117955 483235 2996057 14980285