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14091497 = 72013071
BaseRepresentation
bin110101110000…
…010011101001
3222111220220022
4311300103221
512101411442
61222010225
7230530040
oct65602351
928456808
1014091497
117a55172
124876975
132bc4c84
141c2b557
1513853d2
hexd704e9

14091497 has 4 divisors (see below), whose sum is σ = 16104576. Its totient is φ = 12078420.

The previous prime is 14091463. The next prime is 14091499. The reversal of 14091497 is 79419041.

14091497 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.

It is a cyclic number.

It is not a de Polignac number, because 14091497 - 28 = 14091241 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (14091499) 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, 1006529 + ... + 1006542.

It is an arithmetic number, because the mean of its divisors is an integer number (4026144).

Almost surely, 214091497 is an apocalyptic number.

It is an amenable number.

14091497 is a deficient number, since it is larger than the sum of its proper divisors (2013079).

14091497 is an equidigital number, since it uses as much as digits as its factorization.

14091497 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2013078.

The product of its (nonzero) digits is 9072, while the sum is 35.

The square root of 14091497 is about 3753.8642756498. The cubic root of 14091497 is about 241.5381362245.

The spelling of 14091497 in words is "fourteen million, ninety-one thousand, four hundred ninety-seven".

Divisors: 1 7 2013071 14091497