Search a number
-
+
5752872 = 233279901
BaseRepresentation
bin10101111100100000101000
3101211021110100
4111330200220
52433042442
6323145400
766620136
oct25744050
911737410
105752872
11327a244
121b15260
131265688
14a9a756
1578984c
hex57c828

5752872 has 24 divisors (see below), whose sum is σ = 15580890. Its totient is φ = 1917600.

The previous prime is 5752853. The next prime is 5752883. The reversal of 5752872 is 2782575.

5752872 is a `hidden beast` number, since 575 + 2 + 87 + 2 = 666.

It can be written as a sum of positive squares in only one way, i.e., 5225796 + 527076 = 2286^2 + 726^2 .

It is a tau number, because it is divible by the number of its divisors (24).

It is a Harshad number since it is a multiple of its sum of digits (36).

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 39879 + ... + 40022.

Almost surely, 25752872 is an apocalyptic number.

It is an amenable number.

5752872 is an abundant number, since it is smaller than the sum of its proper divisors (9828018).

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

5752872 is a wasteful number, since it uses less digits than its factorization.

5752872 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 79913 (or 79906 counting only the distinct ones).

The product of its digits is 39200, while the sum is 36.

The square root of 5752872 is about 2398.5145402936. The cubic root of 5752872 is about 179.1822161614.

It can be divided in two parts, 57528 and 72, that added together give a square (57600 = 2402).

The spelling of 5752872 in words is "five million, seven hundred fifty-two thousand, eight hundred seventy-two".

Divisors: 1 2 3 4 6 8 9 12 18 24 36 72 79901 159802 239703 319604 479406 639208 719109 958812 1438218 1917624 2876436 5752872