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5112388 = 221278097
BaseRepresentation
bin10011100000001001000100
3100121201212201
4103200021010
52302044023
6301324244
761311631
oct23401104
910551781
105112388
112982016
121866684
13109cca8
14971188
156aebad
hex4e0244

5112388 has 6 divisors (see below), whose sum is σ = 8946686. Its totient is φ = 2556192.

The previous prime is 5112383. The next prime is 5112389. The reversal of 5112388 is 8832115.

It can be written as a sum of positive squares in only one way, i.e., 4700224 + 412164 = 2168^2 + 642^2 .

It is a super-2 number, since 2×51123882 = 52273022125088, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (5112383) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (7) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 639045 + ... + 639052.

Almost surely, 25112388 is an apocalyptic number.

It is an amenable number.

5112388 is a deficient number, since it is larger than the sum of its proper divisors (3834298).

5112388 is a wasteful number, since it uses less digits than its factorization.

5112388 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1278101 (or 1278099 counting only the distinct ones).

The product of its digits is 1920, while the sum is 28.

The square root of 5112388 is about 2261.0590438996. The cubic root of 5112388 is about 172.2693184799.

The spelling of 5112388 in words is "five million, one hundred twelve thousand, three hundred eighty-eight".

Divisors: 1 2 4 1278097 2556194 5112388