Search a number
-
+
52713444 = 2237627541
BaseRepresentation
bin1100100100010…
…1011111100100
310200012010020210
43021011133210
5101443312234
65121455420
71210025340
oct311053744
9120163223
1052713444
1127834433
12157a1570
13abc84b4
147002620
154963be9
hex32457e4

52713444 has 24 divisors (see below), whose sum is σ = 140569408. Its totient is φ = 15060960.

The previous prime is 52713433. The next prime is 52713449. The reversal of 52713444 is 44431725.

52713444 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 2×527134442 = 5557414356682272, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (52713449) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 313687 + ... + 313854.

Almost surely, 252713444 is an apocalyptic number.

It is an amenable number.

52713444 is an abundant number, since it is smaller than the sum of its proper divisors (87855964).

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

52713444 is a wasteful number, since it uses less digits than its factorization.

52713444 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 627555 (or 627553 counting only the distinct ones).

The product of its digits is 13440, while the sum is 30.

The square root of 52713444 is about 7260.4024681832. The cubic root of 52713444 is about 374.9503792121.

The spelling of 52713444 in words is "fifty-two million, seven hundred thirteen thousand, four hundred forty-four".

Divisors: 1 2 3 4 6 7 12 14 21 28 42 84 627541 1255082 1882623 2510164 3765246 4392787 7530492 8785574 13178361 17571148 26356722 52713444