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14968990 = 2510314533
BaseRepresentation
bin111001000110…
…100010011110
31001011111121001
4321012202132
512313001430
61252500514
7241143241
oct71064236
931144531
1014968990
1184a4473
12501a73a
1331414ba
141db9258
1514aa3ca
hexe4689e

14968990 has 16 divisors (see below), whose sum is σ = 27207648. Its totient is φ = 5929056.

The previous prime is 14968963. The next prime is 14969011. The reversal of 14968990 is 9986941.

14968990 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a self number, because there is not a number n which added to its sum of digits gives 14968990.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 6237 + ... + 8296.

It is an arithmetic number, because the mean of its divisors is an integer number (1700478).

Almost surely, 214968990 is an apocalyptic number.

14968990 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

14968990 is a deficient number, since it is larger than the sum of its proper divisors (12238658).

14968990 is a wasteful number, since it uses less digits than its factorization.

14968990 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 14643.

The product of its (nonzero) digits is 139968, while the sum is 46.

The square root of 14968990 is about 3868.9779012034. The cubic root of 14968990 is about 246.4511407700.

The spelling of 14968990 in words is "fourteen million, nine hundred sixty-eight thousand, nine hundred ninety".

Divisors: 1 2 5 10 103 206 515 1030 14533 29066 72665 145330 1496899 2993798 7484495 14968990