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3082728740 = 2257131693807
BaseRepresentation
bin1011011110111110…
…1011010100100100
321221211200211211112
42313233223110210
522303134304430
61225521324152
7136251522230
oct26757532444
97854624745
103082728740
111342135803
12720496658
133a188b960
142135bd5c0
15130986195
hexb7beb524

3082728740 has 48 divisors (see below), whose sum is σ = 7967672832. Its totient is φ = 975632256.

The previous prime is 3082728703. The next prime is 3082728749. The reversal of 3082728740 is 478272803.

It is not an unprimeable number, because it can be changed into a prime (3082728749) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 845084 + ... + 848723.

It is an arithmetic number, because the mean of its divisors is an integer number (165993184).

Almost surely, 23082728740 is an apocalyptic number.

It is an amenable number.

3082728740 is an abundant number, since it is smaller than the sum of its proper divisors (4884944092).

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

3082728740 is a wasteful number, since it uses less digits than its factorization.

3082728740 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1693836 (or 1693834 counting only the distinct ones).

The product of its (nonzero) digits is 150528, while the sum is 41.

The square root of 3082728740 is about 55522.3265002467. The cubic root of 3082728740 is about 1455.3868182653.

The spelling of 3082728740 in words is "three billion, eighty-two million, seven hundred twenty-eight thousand, seven hundred forty".

Divisors: 1 2 4 5 7 10 13 14 20 26 28 35 52 65 70 91 130 140 182 260 364 455 910 1820 1693807 3387614 6775228 8469035 11856649 16938070 22019491 23713298 33876140 44038982 47426596 59283245 88077964 110097455 118566490 154136437 220194910 237132980 308272874 440389820 616545748 770682185 1541364370 3082728740