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14208901 = 72029843
BaseRepresentation
bin110110001100…
…111110000101
3222201212221121
4312030332011
512114141101
61224313541
7231526240
oct66147605
928655847
1014208901
1180253a3
1249128b1
132c36545
141c5c257
1513aa0a1
hexd8cf85

14208901 has 4 divisors (see below), whose sum is σ = 16238752. Its totient is φ = 12179052.

The previous prime is 14208863. The next prime is 14208907. The reversal of 14208901 is 10980241.

It is a happy number.

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, and also an emirpimes, since its reverse is a distinct semiprime: 10980241 = 29378629.

It is a cyclic number.

It is not a de Polignac number, because 14208901 - 27 = 14208773 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 (14208907) 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, 1014915 + ... + 1014928.

It is an arithmetic number, because the mean of its divisors is an integer number (4059688).

Almost surely, 214208901 is an apocalyptic number.

It is an amenable number.

14208901 is a deficient number, since it is larger than the sum of its proper divisors (2029851).

14208901 is an equidigital number, since it uses as much as digits as its factorization.

14208901 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2029850.

The product of its (nonzero) digits is 576, while the sum is 25.

The square root of 14208901 is about 3769.4695913351. The cubic root of 14208901 is about 242.2070774961.

The spelling of 14208901 in words is "fourteen million, two hundred eight thousand, nine hundred one".

Divisors: 1 7 2029843 14208901