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3085056637 = 13218254773
BaseRepresentation
bin1011011111100010…
…0011101001111101
321222000002010002221
42313320203221331
522304233303022
61230043245341
7136310356135
oct26770435175
97860063087
103085056637
111343485793
12721219851
133a21c5400
14213a27ac5
15130c95cc7
hexb7e23a7d

3085056637 has 6 divisors (see below), whose sum is σ = 3340623642. Its totient is φ = 2847744432.

The previous prime is 3085056617. The next prime is 3085056649. The reversal of 3085056637 is 7366505803.

It can be written as a sum of positive squares in 3 ways, for example, as 32936121 + 3052120516 = 5739^2 + 55246^2 .

It is not a de Polignac number, because 3085056637 - 27 = 3085056509 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 3085056593 and 3085056602.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3085056617) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 9127218 + ... + 9127555.

It is an arithmetic number, because the mean of its divisors is an integer number (556770607).

Almost surely, 23085056637 is an apocalyptic number.

It is an amenable number.

3085056637 is a deficient number, since it is larger than the sum of its proper divisors (255567005).

3085056637 is a wasteful number, since it uses less digits than its factorization.

3085056637 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 18254799 (or 18254786 counting only the distinct ones).

The product of its (nonzero) digits is 453600, while the sum is 43.

The square root of 3085056637 is about 55543.2861559343. The cubic root of 3085056637 is about 1455.7530671795.

The spelling of 3085056637 in words is "three billion, eighty-five million, fifty-six thousand, six hundred thirty-seven".

Divisors: 1 13 169 18254773 237312049 3085056637