Search a number
-
+
13014744 = 233542281
BaseRepresentation
bin110001101001…
…011011011000
3220111012212120
4301221123120
511312432434
61142541240
7215423601
oct61513330
926435776
1013014744
11738a196
124437820
132908b42
141a2ada8
151221349
hexc696d8

13014744 has 16 divisors (see below), whose sum is σ = 32536920. Its totient is φ = 4338240.

The previous prime is 13014739. The next prime is 13014763. The reversal of 13014744 is 44741031.

13014744 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a super-2 number, since 2×130147442 = 338767122771072, which contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (24), and also a Moran number because the ratio is a prime number: 542281 = 13014744 / (1 + 3 + 0 + 1 + 4 + 7 + 4 + 4).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 271117 + ... + 271164.

Almost surely, 213014744 is an apocalyptic number.

It is an amenable number.

13014744 is an abundant number, since it is smaller than the sum of its proper divisors (19522176).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

13014744 is a wasteful number, since it uses less digits than its factorization.

13014744 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 542290 (or 542286 counting only the distinct ones).

The product of its (nonzero) digits is 1344, while the sum is 24.

The square root of 13014744 is about 3607.5953209860. The cubic root of 13014744 is about 235.2223276966. Note that the first 3 decimals are identical.

Adding to 13014744 its reverse (44741031), we get a palindrome (57755775).

The spelling of 13014744 in words is "thirteen million, fourteen thousand, seven hundred forty-four".

Divisors: 1 2 3 4 6 8 12 24 542281 1084562 1626843 2169124 3253686 4338248 6507372 13014744