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5018188 = 227225603
BaseRepresentation
bin10011001001001001001100
3100102221122211
4103021021030
52241040223
6255320204
760440200
oct23111114
910387584
105018188
11291826a
121820064
131069156
14948b00
15691d0d
hex4c924c

5018188 has 18 divisors (see below), whose sum is σ = 10215996. Its totient is φ = 2150568.

The previous prime is 5018177. The next prime is 5018197. The reversal of 5018188 is 8818105.

It is a happy number.

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, 12606 + ... + 12997.

Almost surely, 25018188 is an apocalyptic number.

It is an amenable number.

5018188 is an abundant number, since it is smaller than the sum of its proper divisors (5197808).

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

5018188 is a wasteful number, since it uses less digits than its factorization.

5018188 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 25621 (or 25612 counting only the distinct ones).

The product of its (nonzero) digits is 2560, while the sum is 31.

The square root of 5018188 is about 2240.1312461550. The cubic root of 5018188 is about 171.2046840510.

The spelling of 5018188 in words is "five million, eighteen thousand, one hundred eighty-eight".

Divisors: 1 2 4 7 14 28 49 98 196 25603 51206 102412 179221 358442 716884 1254547 2509094 5018188