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14404361 = 19977213
BaseRepresentation
bin110110111100…
…101100001001
31000002211001212
4312330230021
512141414421
61232422505
7233302136
oct66745411
930084055
1014404361
118149234
1249a7a35
132ca44ba
141cad58d
1513e7e5b
hexdbcb09

14404361 has 4 divisors (see below), whose sum is σ = 14413572. Its totient is φ = 14395152.

The previous prime is 14404349. The next prime is 14404373. The reversal of 14404361 is 16340441.

It is a semiprime because it is the product of two primes, and also a brilliant number, because the two primes have the same length.

It is an interprime number because it is at equal distance from previous prime (14404349) and next prime (14404373).

It can be written as a sum of positive squares in 2 ways, for example, as 5290000 + 9114361 = 2300^2 + 3019^2 .

It is a cyclic number.

It is not a de Polignac number, because 14404361 - 26 = 14404297 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (14404331) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1610 + ... + 5603.

It is an arithmetic number, because the mean of its divisors is an integer number (3603393).

Almost surely, 214404361 is an apocalyptic number.

It is an amenable number.

14404361 is a deficient number, since it is larger than the sum of its proper divisors (9211).

14404361 is an equidigital number, since it uses as much as digits as its factorization.

14404361 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9210.

The product of its (nonzero) digits is 1152, while the sum is 23.

The square root of 14404361 is about 3795.3077609069. The cubic root of 14404361 is about 243.3126370505.

The spelling of 14404361 in words is "fourteen million, four hundred four thousand, three hundred sixty-one".

Divisors: 1 1997 7213 14404361