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3085072560 = 2432519613697
BaseRepresentation
bin1011011111100010…
…0111100010110000
321222000002220221200
42313320213202300
522304234310220
61230043451200
7136310453433
oct26770474260
97860086850
103085072560
111343496749
12721226b00
133a21cc72b
14213a2d81a
15130c9a890
hexb7e278b0

3085072560 has 240 divisors, whose sum is σ = 11087787360. Its totient is φ = 766402560.

The previous prime is 3085072559. The next prime is 3085072643. The reversal of 3085072560 is 652705803.

It is a tau number, because it is divible by the number of its divisors (240).

It is a Harshad number since it is a multiple of its sum of digits (36).

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 832632 + ... + 836328.

It is an arithmetic number, because the mean of its divisors is an integer number (46199114).

Almost surely, 23085072560 is an apocalyptic number.

3085072560 is a gapful number since it is divisible by the number (30) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 3085072560, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (5543893680).

3085072560 is an abundant number, since it is smaller than the sum of its proper divisors (8002714800).

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

3085072560 is a wasteful number, since it uses less digits than its factorization.

3085072560 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3796 (or 3787 counting only the distinct ones).

The product of its (nonzero) digits is 50400, while the sum is 36.

The square root of 3085072560 is about 55543.4294944055. The cubic root of 3085072560 is about 1455.7555717166.

The spelling of 3085072560 in words is "three billion, eighty-five million, seventy-two thousand, five hundred sixty".