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388200484 = 22713864303
BaseRepresentation
bin10111001000110…
…111100000100100
31000001110121221201
4113020313200210
51243334403414
6102304252244
712422435560
oct2710674044
91001417851
10388200484
1118a146851
12aa011084
136256c939
14397b26a0
1524132574
hex17237824

388200484 has 12 divisors (see below), whose sum is σ = 776401024. Its totient is φ = 166371624.

The previous prime is 388200473. The next prime is 388200487. The reversal of 388200484 is 484002883.

388200484 is an admirable number.

It is a hoax number, since the sum of its digits (37) coincides with the sum of the digits of its distinct prime factors.

It is not an unprimeable number, because it can be changed into a prime (388200487) 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, 6932124 + ... + 6932179.

Almost surely, 2388200484 is an apocalyptic number.

It is an amenable number.

388200484 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.

388200484 is a wasteful number, since it uses less digits than its factorization.

388200484 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 13864314 (or 13864312 counting only the distinct ones).

The product of its (nonzero) digits is 49152, while the sum is 37.

The square root of 388200484 is about 19702.8039628881. The cubic root of 388200484 is about 729.4889047760.

The spelling of 388200484 in words is "three hundred eighty-eight million, two hundred thousand, four hundred eighty-four".

Divisors: 1 2 4 7 14 28 13864303 27728606 55457212 97050121 194100242 388200484