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14961049 = 71210719
BaseRepresentation
bin111001000100…
…100110011001
31001011002200221
4321010212121
512312223144
61252400041
7241111135
oct71044631
931132627
1014961049
118499504
125016021
13313a9bc
141db63c5
1514a7d84
hexe44999

14961049 has 4 divisors (see below), whose sum is σ = 15171840. Its totient is φ = 14750260.

The previous prime is 14960977. The next prime is 14961091. The reversal of 14961049 is 94016941.

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, and also an emirpimes, since its reverse is a distinct semiprime: 94016941 = 107878663.

It is a cyclic number.

It is not a de Polignac number, because 14961049 - 213 = 14952857 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (14967049) 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, 105289 + ... + 105430.

It is an arithmetic number, because the mean of its divisors is an integer number (3792960).

Almost surely, 214961049 is an apocalyptic number.

It is an amenable number.

14961049 is a deficient number, since it is larger than the sum of its proper divisors (210791).

14961049 is an equidigital number, since it uses as much as digits as its factorization.

14961049 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 210790.

The product of its (nonzero) digits is 7776, while the sum is 34.

The square root of 14961049 is about 3867.9515250323. The cubic root of 14961049 is about 246.4075525546.

The spelling of 14961049 in words is "fourteen million, nine hundred sixty-one thousand, forty-nine".

Divisors: 1 71 210719 14961049