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13063841 = 745441
BaseRepresentation
bin110001110101…
…011010100001
3220120201012222
4301311122201
511321020331
61144000425
7216020000
oct61653241
926521188
1013063841
11741306a
124460115
1329252ab
141a40c37
151230b7b
hexc756a1

13063841 has 10 divisors (see below), whose sum is σ = 15243042. Its totient is φ = 11195520.

The previous prime is 13063829. The next prime is 13063847. The reversal of 13063841 is 14836031.

13063841 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in only one way, i.e., 12103441 + 960400 = 3479^2 + 980^2 .

It is not a de Polignac number, because 13063841 - 26 = 13063777 is a prime.

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 13063841.

It is not an unprimeable number, because it can be changed into a prime (13063847) by changing a digit.

It is a polite number, since it can be written in 9 ways as a sum of consecutive naturals, for example, 320 + ... + 5121.

Almost surely, 213063841 is an apocalyptic number.

It is an amenable number.

13063841 is a deficient number, since it is larger than the sum of its proper divisors (2179201).

13063841 is an frugal number, since it uses more digits than its factorization.

13063841 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5469 (or 5448 counting only the distinct ones).

The product of its (nonzero) digits is 1728, while the sum is 26.

The square root of 13063841 is about 3614.3935867584. The cubic root of 13063841 is about 235.5177418518.

Adding to 13063841 its reverse (14836031), we get a palindrome (27899872).

The spelling of 13063841 in words is "thirteen million, sixty-three thousand, eight hundred forty-one".

Divisors: 1 7 49 343 2401 5441 38087 266609 1866263 13063841