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14872081 = 712716729
BaseRepresentation
bin111000101110…
…111000010001
31000222120122211
4320232320101
512301401311
61250432121
7240260560
oct70567021
930876584
1014872081
118438684
124b92641
133109363
141d91bd7
15148b821
hexe2ee11

14872081 has 8 divisors (see below), whose sum is σ = 17131520. Its totient is φ = 12646368.

The previous prime is 14872063. The next prime is 14872103. The reversal of 14872081 is 18027841.

14872081 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 14872081 - 25 = 14872049 is a prime.

It is a super-2 number, since 2×148720812 = 442357586541122, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (14872021) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 7476 + ... + 9253.

It is an arithmetic number, because the mean of its divisors is an integer number (2141440).

Almost surely, 214872081 is an apocalyptic number.

It is an amenable number.

14872081 is a deficient number, since it is larger than the sum of its proper divisors (2259439).

14872081 is a wasteful number, since it uses less digits than its factorization.

14872081 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 16863.

The product of its (nonzero) digits is 3584, while the sum is 31.

The square root of 14872081 is about 3856.4337152348. The cubic root of 14872081 is about 245.9181486781.

The spelling of 14872081 in words is "fourteen million, eight hundred seventy-two thousand, eighty-one".

Divisors: 1 7 127 889 16729 117103 2124583 14872081