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2827028724 = 2231318121979
BaseRepresentation
bin1010100010000001…
…0000100011110100
321022000112221100120
42220200100203310
521242204404344
61144305011540
7130025230152
oct25040204364
97260487316
102827028724
111220869583
1266a923bb0
13360901980
141cb65c3d2
151182c8219
hexa88108f4

2827028724 has 24 divisors (see below), whose sum is σ = 7103816160. Its totient is φ = 869854944.

The previous prime is 2827028707. The next prime is 2827028731. The reversal of 2827028724 is 4278207282.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 9060834 + ... + 9061145.

It is an arithmetic number, because the mean of its divisors is an integer number (295992340).

Almost surely, 22827028724 is an apocalyptic number.

It is an amenable number.

2827028724 is an abundant number, since it is smaller than the sum of its proper divisors (4276787436).

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

2827028724 is a wasteful number, since it uses less digits than its factorization.

2827028724 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 18121999 (or 18121997 counting only the distinct ones).

The product of its (nonzero) digits is 200704, while the sum is 42.

The square root of 2827028724 is about 53169.8102686101. The cubic root of 2827028724 is about 1413.9804571614.

The spelling of 2827028724 in words is "two billion, eight hundred twenty-seven million, twenty-eight thousand, seven hundred twenty-four".

Divisors: 1 2 3 4 6 12 13 26 39 52 78 156 18121979 36243958 54365937 72487916 108731874 217463748 235585727 471171454 706757181 942342908 1413514362 2827028724