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13254081 = 331532689
BaseRepresentation
bin110010100011…
…110111000001
3220221101011220
4302203313001
511343112311
61152025253
7220441431
oct62436701
926841156
1013254081
117532a95
124532229
132990a69
141a902c1
15126c206
hexca3dc1

13254081 has 16 divisors (see below), whose sum is σ = 18593280. Its totient is φ = 8386560.

The previous prime is 13254061. The next prime is 13254083. The reversal of 13254081 is 18045231.

13254081 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 13254081 - 210 = 13253057 is a prime.

It is a super-2 number, since 2×132540812 = 351341326309122, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (13254083) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 3585 + ... + 6273.

It is an arithmetic number, because the mean of its divisors is an integer number (1162080).

Almost surely, 213254081 is an apocalyptic number.

It is an amenable number.

13254081 is a deficient number, since it is larger than the sum of its proper divisors (5339199).

13254081 is a wasteful number, since it uses less digits than its factorization.

13254081 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2776.

The product of its (nonzero) digits is 960, while the sum is 24.

The square root of 13254081 is about 3640.6154699446. The cubic root of 13254081 is about 236.6554661983.

The spelling of 13254081 in words is "thirteen million, two hundred fifty-four thousand, eighty-one".

Divisors: 1 3 31 53 93 159 1643 2689 4929 8067 83359 142517 250077 427551 4418027 13254081