Base | Representation |
---|---|
bin | 111100011100000… |
… | …1111001001000101 |
3 | 12020100001110222121 |
4 | 1320320033021011 |
5 | 13123132224010 |
6 | 533123125541 |
7 | 101153532532 |
oct | 17070171105 |
9 | 5210043877 |
10 | 2028008005 |
11 | 950837481 |
12 | 4872138b1 |
13 | 26420274a |
14 | 1534a9d89 |
15 | bd0963da |
hex | 78e0f245 |
2028008005 has 16 divisors (see below), whose sum is σ = 2452032000. Its totient is φ = 1610167680.
The previous prime is 2028007981. The next prime is 2028008027. The reversal of 2028008005 is 5008008202.
It is a de Polignac number, because none of the positive numbers 2k-2028008005 is a prime.
It is a super-2 number, since 2×20280080052 = 8225632936688160050, which contains 22 as substring.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 426481 + ... + 431209.
It is an arithmetic number, because the mean of its divisors is an integer number (153252000).
Almost surely, 22028008005 is an apocalyptic number.
It is an amenable number.
2028008005 is a deficient number, since it is larger than the sum of its proper divisors (424023995).
2028008005 is a wasteful number, since it uses less digits than its factorization.
2028008005 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 5364.
The product of its (nonzero) digits is 1280, while the sum is 25.
The square root of 2028008005 is about 45033.4098753359. The cubic root of 2028008005 is about 1265.7751200521.
The spelling of 2028008005 in words is "two billion, twenty-eight million, eight thousand, five".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.093 sec. • engine limits •