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14993041 = 72141863
BaseRepresentation
bin111001001100…
…011010010001
31001012201120211
4321030122101
512314234131
61253204121
7241303330
oct71143221
931181524
1014993041
118510548
125030641
13314c42b
141dc3d17
1514b25b1
hexe4c691

14993041 has 4 divisors (see below), whose sum is σ = 17134912. Its totient is φ = 12851172.

The previous prime is 14993039. The next prime is 14993053. The reversal of 14993041 is 14039941.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 14993041 - 21 = 14993039 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 14992994 and 14993012.

It is not an unprimeable number, because it can be changed into a prime (14993441) by changing a digit.

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, 1070925 + ... + 1070938.

It is an arithmetic number, because the mean of its divisors is an integer number (4283728).

Almost surely, 214993041 is an apocalyptic number.

It is an amenable number.

14993041 is a deficient number, since it is larger than the sum of its proper divisors (2141871).

14993041 is an equidigital number, since it uses as much as digits as its factorization.

14993041 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2141870.

The product of its (nonzero) digits is 3888, while the sum is 31.

The square root of 14993041 is about 3872.0848389466. The cubic root of 14993041 is about 246.5830629340.

The spelling of 14993041 in words is "fourteen million, nine hundred ninety-three thousand, forty-one".

Divisors: 1 7 2141863 14993041