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5187388 = 223174091
BaseRepresentation
bin10011110010011100111100
3100202112202111
4103302130330
52311444023
6303103404
762043403
oct23623474
910675674
105187388
112a233a8
1218a1b64
1310c817b
1499063a
156c700d
hex4f273c

5187388 has 12 divisors (see below), whose sum is σ = 9108792. Its totient is φ = 2584880.

The previous prime is 5187383. The next prime is 5187401. The reversal of 5187388 is 8837815.

It is a self number, because there is not a number n which added to its sum of digits gives 5187388.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (5187383) 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 3 ways as a sum of consecutive naturals, for example, 778 + ... + 3313.

It is an arithmetic number, because the mean of its divisors is an integer number (759066).

Almost surely, 25187388 is an apocalyptic number.

It is an amenable number.

5187388 is a deficient number, since it is larger than the sum of its proper divisors (3921404).

5187388 is a wasteful number, since it uses less digits than its factorization.

5187388 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4412 (or 4410 counting only the distinct ones).

The product of its digits is 53760, while the sum is 40.

The square root of 5187388 is about 2277.5838074591. The cubic root of 5187388 is about 173.1076434789.

The spelling of 5187388 in words is "five million, one hundred eighty-seven thousand, three hundred eighty-eight".

Divisors: 1 2 4 317 634 1268 4091 8182 16364 1296847 2593694 5187388