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14994913 = 149157641
BaseRepresentation
bin111001001100…
…110111100001
31001012211011011
4321030313201
512314314123
61253220521
7241311643
oct71146741
931184134
1014994913
11851199a
125031741
13315023b
141dc4893
1514b2e0d
hexe4cde1

14994913 has 8 divisors (see below), whose sum is σ = 15215400. Its totient is φ = 14776320.

The previous prime is 14994907. The next prime is 14994949. The reversal of 14994913 is 31949941.

It can be written as a sum of positive squares in 4 ways, for example, as 1327104 + 13667809 = 1152^2 + 3697^2 .

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

It is a cyclic number.

It is not a de Polignac number, because 14994913 - 213 = 14986721 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (14994013) 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 7 ways as a sum of consecutive naturals, for example, 23073 + ... + 23713.

It is an arithmetic number, because the mean of its divisors is an integer number (1901925).

Almost surely, 214994913 is an apocalyptic number.

It is an amenable number.

14994913 is a deficient number, since it is larger than the sum of its proper divisors (220487).

14994913 is a wasteful number, since it uses less digits than its factorization.

14994913 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 947.

The product of its digits is 34992, while the sum is 40.

The square root of 14994913 is about 3872.3265616422. The cubic root of 14994913 is about 246.5933251235.

The spelling of 14994913 in words is "fourteen million, nine hundred ninety-four thousand, nine hundred thirteen".

Divisors: 1 149 157 641 23393 95509 100637 14994913