Search a number
-
+
5287156 = 227188827
BaseRepresentation
bin10100001010110011110100
3100221121121121
4110022303310
52323142111
6305153324
762640310
oct24126364
910847547
105287156
112a91356
12192b844
1311316c4
149b8b40
156e6871
hex50acf4

5287156 has 12 divisors (see below), whose sum is σ = 10574368. Its totient is φ = 2265912.

The previous prime is 5287147. The next prime is 5287159. The reversal of 5287156 is 6517825.

5287156 is an admirable number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (5287159) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 94386 + ... + 94441.

Almost surely, 25287156 is an apocalyptic number.

It is an amenable number.

5287156 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

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

5287156 is a wasteful number, since it uses less digits than its factorization.

5287156 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 188838 (or 188836 counting only the distinct ones).

The product of its digits is 16800, while the sum is 34.

The square root of 5287156 is about 2299.3816560110. The cubic root of 5287156 is about 174.2103854088.

The spelling of 5287156 in words is "five million, two hundred eighty-seven thousand, one hundred fifty-six".

Divisors: 1 2 4 7 14 28 188827 377654 755308 1321789 2643578 5287156