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14153393 = 15790149
BaseRepresentation
bin110101111111…
…011010110001
3222122001210202
4311333122301
512110402033
61223204545
7231205352
oct65773261
928561722
1014153393
117a97721
1248a6755
132c171b7
141c45d29
1513988e8
hexd7f6b1

14153393 has 4 divisors (see below), whose sum is σ = 14243700. Its totient is φ = 14063088.

The previous prime is 14153389. The next prime is 14153413. The reversal of 14153393 is 39335141.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 1882384 + 12271009 = 1372^2 + 3503^2 .

It is a cyclic number.

It is not a de Polignac number, because 14153393 - 22 = 14153389 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (14153383) 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, 44918 + ... + 45231.

It is an arithmetic number, because the mean of its divisors is an integer number (3560925).

Almost surely, 214153393 is an apocalyptic number.

It is an amenable number.

14153393 is a deficient number, since it is larger than the sum of its proper divisors (90307).

14153393 is an equidigital number, since it uses as much as digits as its factorization.

14153393 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 90306.

The product of its digits is 4860, while the sum is 29.

The square root of 14153393 is about 3762.0995467956. The cubic root of 14153393 is about 241.8912666361.

The spelling of 14153393 in words is "fourteen million, one hundred fifty-three thousand, three hundred ninety-three".

Divisors: 1 157 90149 14153393