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14900297 = 23647839
BaseRepresentation
bin111000110101…
…110001001001
31001001000100212
4320311301021
512303302142
61251210505
7240436046
oct70656111
931030325
1014900297
1184578a5
124ba6a35
133119159
141d9c1cd
151494d82
hexe35c49

14900297 has 4 divisors (see below), whose sum is σ = 15548160. Its totient is φ = 14252436.

The previous prime is 14900213. The next prime is 14900309. The reversal of 14900297 is 79200941.

14900297 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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: 79200941 = 106374507.

It is a cyclic number.

It is not a de Polignac number, because 14900297 - 210 = 14899273 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (14900797) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 323897 + ... + 323942.

It is an arithmetic number, because the mean of its divisors is an integer number (3887040).

Almost surely, 214900297 is an apocalyptic number.

It is an amenable number.

14900297 is a deficient number, since it is larger than the sum of its proper divisors (647863).

14900297 is an equidigital number, since it uses as much as digits as its factorization.

14900297 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 647862.

The product of its (nonzero) digits is 4536, while the sum is 32.

The square root of 14900297 is about 3860.0902839182. The cubic root of 14900297 is about 246.0735728558.

The spelling of 14900297 in words is "fourteen million, nine hundred thousand, two hundred ninety-seven".

Divisors: 1 23 647839 14900297