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14869081 = 19974719
BaseRepresentation
bin111000101110…
…001001011001
31000222102112201
4320232021121
512301302311
61250410201
7240246043
oct70561131
930872481
1014869081
1184363a7
124b90961
133107b96
141d90a93
15148a9c1
hexe2e259

14869081 has 4 divisors (see below), whose sum is σ = 14944000. Its totient is φ = 14794164.

The previous prime is 14869051. The next prime is 14869091. The reversal of 14869081 is 18096841.

It is a happy number.

14869081 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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.

It is a cyclic number.

It is not a de Polignac number, because 14869081 - 29 = 14868569 is a prime.

It is a super-2 number, since 2×148690812 = 442179139569122, which contains 22 as substring.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 14869081.

It is not an unprimeable number, because it can be changed into a prime (14869031) 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, 37161 + ... + 37558.

It is an arithmetic number, because the mean of its divisors is an integer number (3736000).

Almost surely, 214869081 is an apocalyptic number.

It is an amenable number.

14869081 is a deficient number, since it is larger than the sum of its proper divisors (74919).

14869081 is an equidigital number, since it uses as much as digits as its factorization.

14869081 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 74918.

The product of its (nonzero) digits is 13824, while the sum is 37.

The square root of 14869081 is about 3856.0447352177. The cubic root of 14869081 is about 245.9016120088.

The spelling of 14869081 in words is "fourteen million, eight hundred sixty-nine thousand, eighty-one".

Divisors: 1 199 74719 14869081