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4993188 = 2232391741
BaseRepresentation
bin10011000011000010100100
3100101200100220
4103003002210
52234240223
6255004340
760304254
oct23030244
910350326
104993188
112900502
1218096b0
13105a965
1493d964
156896e3
hex4c30a4

4993188 has 24 divisors (see below), whose sum is σ = 11706240. Its totient is φ = 1656480.

The previous prime is 4993159. The next prime is 4993199. The reversal of 4993188 is 8813994.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1998 + ... + 3738.

It is an arithmetic number, because the mean of its divisors is an integer number (487760).

Almost surely, 24993188 is an apocalyptic number.

It is an amenable number.

4993188 is an abundant number, since it is smaller than the sum of its proper divisors (6713052).

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

4993188 is a wasteful number, since it uses less digits than its factorization.

4993188 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1987 (or 1985 counting only the distinct ones).

The product of its digits is 62208, while the sum is 42.

The square root of 4993188 is about 2234.5442488346. The cubic root of 4993188 is about 170.9199036672.

The spelling of 4993188 in words is "four million, nine hundred ninety-three thousand, one hundred eighty-eight".

Divisors: 1 2 3 4 6 12 239 478 717 956 1434 1741 2868 3482 5223 6964 10446 20892 416099 832198 1248297 1664396 2496594 4993188