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14349311 = 31462881
BaseRepresentation
bin110110101111…
…001111111111
31000000000112222
4312233033333
512133134221
61231315555
7232652504
oct66571777
930000488
1014349311
118110939
12497bbbb
132c85422
141c974ab
1513d69ab
hexdaf3ff

14349311 has 4 divisors (see below), whose sum is σ = 14812224. Its totient is φ = 13886400.

The previous prime is 14349301. The next prime is 14349317. The reversal of 14349311 is 11394341.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 11394341 = 71627763.

It is a cyclic number.

It is not a de Polignac number, because 14349311 - 218 = 14087167 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (14349317) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 231410 + ... + 231471.

It is an arithmetic number, because the mean of its divisors is an integer number (3703056).

Almost surely, 214349311 is an apocalyptic number.

14349311 is a deficient number, since it is larger than the sum of its proper divisors (462913).

14349311 is an equidigital number, since it uses as much as digits as its factorization.

14349311 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 462912.

The product of its digits is 1296, while the sum is 26.

The square root of 14349311 is about 3788.0484421401. The cubic root of 14349311 is about 243.0022805704.

The spelling of 14349311 in words is "fourteen million, three hundred forty-nine thousand, three hundred eleven".

Divisors: 1 31 462881 14349311