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14655401 = 53276517
BaseRepresentation
bin110111111001…
…111110101001
31000120120102122
4313321332221
512222433101
61242041025
7235366055
oct67717651
930516378
1014655401
1182aa902
124aa9175
133061847
141d36c65
15144751b
hexdf9fa9

14655401 has 4 divisors (see below), whose sum is σ = 14931972. Its totient is φ = 14378832.

The previous prime is 14655397. The next prime is 14655413. The reversal of 14655401 is 10455641.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 10455641 = 71493663.

It can be written as a sum of positive squares in 2 ways, for example, as 11397376 + 3258025 = 3376^2 + 1805^2 .

It is a cyclic number.

It is not a de Polignac number, because 14655401 - 22 = 14655397 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (14655481) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 138206 + ... + 138311.

It is an arithmetic number, because the mean of its divisors is an integer number (3732993).

Almost surely, 214655401 is an apocalyptic number.

It is an amenable number.

14655401 is a deficient number, since it is larger than the sum of its proper divisors (276571).

14655401 is an equidigital number, since it uses as much as digits as its factorization.

14655401 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 276570.

The product of its (nonzero) digits is 2400, while the sum is 26.

The square root of 14655401 is about 3828.2373228419. The cubic root of 14655401 is about 244.7179928882.

The spelling of 14655401 in words is "fourteen million, six hundred fifty-five thousand, four hundred one".

Divisors: 1 53 276517 14655401