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2006000068 = 2217223132287
BaseRepresentation
bin111011110010001…
…0010000111000100
312011210122100202211
41313210102013010
513102014000233
6531015313204
7100465501462
oct16744220704
95153570684
102006000068
1193a3755a6
1247b97b804
1325c7983b7
141505bb832
15bb19a5cd
hex779121c4

2006000068 has 24 divisors (see below), whose sum is σ = 3733696512. Its totient is φ = 939759744.

The previous prime is 2006000063. The next prime is 2006000077. The reversal of 2006000068 is 8600006002.

It is not an unprimeable number, because it can be changed into a prime (2006000063) 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, 50980 + ... + 81307.

It is an arithmetic number, because the mean of its divisors is an integer number (155570688).

Almost surely, 22006000068 is an apocalyptic number.

It is an amenable number.

2006000068 is a deficient number, since it is larger than the sum of its proper divisors (1727696444).

2006000068 is a wasteful number, since it uses less digits than its factorization.

2006000068 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 132531 (or 132529 counting only the distinct ones).

The product of its (nonzero) digits is 576, while the sum is 22.

The square root of 2006000068 is about 44788.3921122427. The cubic root of 2006000068 is about 1261.1797273700.

The spelling of 2006000068 in words is "two billion, six million, sixty-eight", and thus it is an aban number and an uban number.

Divisors: 1 2 4 17 34 68 223 446 892 3791 7582 15164 132287 264574 529148 2248879 4497758 8995516 29500001 59000002 118000004 501500017 1003000034 2006000068