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14500297 = 72071471
BaseRepresentation
bin110111010100…
…000111001001
31000021200200001
4313110013021
512203002142
61234443001
7234151630
oct67240711
930250601
1014500297
118204319
124a33461
133009076
141cd6517
1514165b7
hexdd41c9

14500297 has 4 divisors (see below), whose sum is σ = 16571776. Its totient is φ = 12428820.

The previous prime is 14500279. The next prime is 14500301. The reversal of 14500297 is 79200541.

It is a happy number.

14500297 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: 79200541 = 711314363.

It is a cyclic number.

It is not a de Polignac number, because 14500297 - 27 = 14500169 is a prime.

It is a super-2 number, since 2×145002972 = 420517226176418, which contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (14510297) 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, 1035729 + ... + 1035742.

It is an arithmetic number, because the mean of its divisors is an integer number (4142944).

Almost surely, 214500297 is an apocalyptic number.

It is an amenable number.

14500297 is a deficient number, since it is larger than the sum of its proper divisors (2071479).

14500297 is an equidigital number, since it uses as much as digits as its factorization.

14500297 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2071478.

The product of its (nonzero) digits is 2520, while the sum is 28.

The square root of 14500297 is about 3807.9255507428. The cubic root of 14500297 is about 243.8516129488.

The spelling of 14500297 in words is "fourteen million, five hundred thousand, two hundred ninety-seven".

Divisors: 1 7 2071471 14500297