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14026081 = 130110781
BaseRepresentation
bin110101100000…
…010101100001
3222101121011111
4311200111201
512042313311
61220343321
7230135236
oct65402541
928347144
1014026081
117a10003
124844b41
132ba1274
141c1178d
151370d21
hexd60561

14026081 has 4 divisors (see below), whose sum is σ = 14038164. Its totient is φ = 14014000.

The previous prime is 14026063. The next prime is 14026093. The reversal of 14026081 is 18062041.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 1245456 + 12780625 = 1116^2 + 3575^2 .

It is a cyclic number.

It is not a de Polignac number, because 14026081 - 25 = 14026049 is a prime.

It is a super-2 number, since 2×140260812 = 393461896437122, which contains 22 as substring.

It is a Smith number, since the sum of its digits (22) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (14026381) 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, 4090 + ... + 6691.

It is an arithmetic number, because the mean of its divisors is an integer number (3509541).

Almost surely, 214026081 is an apocalyptic number.

It is an amenable number.

14026081 is a deficient number, since it is larger than the sum of its proper divisors (12083).

14026081 is a wasteful number, since it uses less digits than its factorization.

14026081 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 12082.

The product of its (nonzero) digits is 384, while the sum is 22.

The square root of 14026081 is about 3745.1409853302. The cubic root of 14026081 is about 241.1637976719.

The spelling of 14026081 in words is "fourteen million, twenty-six thousand, eighty-one".

Divisors: 1 1301 10781 14026081