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13806484 = 223451621
BaseRepresentation
bin110100101010…
…101110010100
3221222102221021
4310222232110
512013301414
61211530524
7225232066
oct64525624
927872837
1013806484
11788001a
124759a44
132b25323
141b95736
15132ac24
hexd2ab94

13806484 has 6 divisors (see below), whose sum is σ = 24161354. Its totient is φ = 6903240.

The previous prime is 13806473. The next prime is 13806487. The reversal of 13806484 is 48460831.

13806484 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., 10112400 + 3694084 = 3180^2 + 1922^2 .

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (13806487) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1725807 + ... + 1725814.

Almost surely, 213806484 is an apocalyptic number.

It is an amenable number.

13806484 is a deficient number, since it is larger than the sum of its proper divisors (10354870).

13806484 is a wasteful number, since it uses less digits than its factorization.

13806484 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3451625 (or 3451623 counting only the distinct ones).

The product of its (nonzero) digits is 18432, while the sum is 34.

The square root of 13806484 is about 3715.7077387760. The cubic root of 13806484 is about 239.8985914165.

The spelling of 13806484 in words is "thirteen million, eight hundred six thousand, four hundred eighty-four".

Divisors: 1 2 4 3451621 6903242 13806484