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14819902 = 213953309
BaseRepresentation
bin111000100010…
…001000111110
31000212221002021
4320202020332
512243214102
61245350354
7236652466
oct70421076
930787067
1014819902
118402459
124b683ba
1330bb696
141d7aba6
15147b137
hexe2223e

14819902 has 8 divisors (see below), whose sum is σ = 22390200. Its totient is φ = 7356504.

The previous prime is 14819887. The next prime is 14819921. The reversal of 14819902 is 20991841.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 26377 + ... + 26932.

It is an arithmetic number, because the mean of its divisors is an integer number (2798775).

Almost surely, 214819902 is an apocalyptic number.

14819902 is a deficient number, since it is larger than the sum of its proper divisors (7570298).

14819902 is a wasteful number, since it uses less digits than its factorization.

14819902 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 53450.

The product of its (nonzero) digits is 5184, while the sum is 34.

The square root of 14819902 is about 3849.6625826168. The cubic root of 14819902 is about 245.6302087179.

The spelling of 14819902 in words is "fourteen million, eight hundred nineteen thousand, nine hundred two".

Divisors: 1 2 139 278 53309 106618 7409951 14819902