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2005027068 = 2231115189599
BaseRepresentation
bin111011110000010…
…0100100011111100
312011201210221001210
41313200210203330
513101241331233
6530542404420
7100454306652
oct16740444374
95151727053
102005027068
11939870570
1247b590710
1325c517565
14150406dd2
15bb057163
hex778248fc

2005027068 has 24 divisors (see below), whose sum is σ = 5103705600. Its totient is φ = 607583920.

The previous prime is 2005027033. The next prime is 2005027069. The reversal of 2005027068 is 8607205002.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2005027069) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 7594668 + ... + 7594931.

It is an arithmetic number, because the mean of its divisors is an integer number (212654400).

Almost surely, 22005027068 is an apocalyptic number.

It is an amenable number.

2005027068 is an abundant number, since it is smaller than the sum of its proper divisors (3098678532).

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

2005027068 is a wasteful number, since it uses less digits than its factorization.

2005027068 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 15189617 (or 15189615 counting only the distinct ones).

The product of its (nonzero) digits is 6720, while the sum is 30.

The square root of 2005027068 is about 44777.5286053172. The cubic root of 2005027068 is about 1260.9757848159.

The spelling of 2005027068 in words is "two billion, five million, twenty-seven thousand, sixty-eight".

Divisors: 1 2 3 4 6 11 12 22 33 44 66 132 15189599 30379198 45568797 60758396 91137594 167085589 182275188 334171178 501256767 668342356 1002513534 2005027068