Base | Representation |
---|---|
bin | 11010101001100000… |
… | …111101010011011010 |
3 | 2201212010220021211121 |
4 | 122221200331103122 |
5 | 432100112333421 |
6 | 21051152515454 |
7 | 2032035140662 |
oct | 325140752332 |
9 | 81763807747 |
10 | 28613792986 |
11 | 111538161a9 |
12 | 566684bb8a |
13 | 291013576c |
14 | 15562c71a2 |
15 | b270aad41 |
hex | 6a983d4da |
28613792986 has 16 divisors (see below), whose sum is σ = 43011606528. Its totient is φ = 14276612800.
The previous prime is 28613792983. The next prime is 28613792989. The reversal of 28613792986 is 68929731682.
It is an interprime number because it is at equal distance from previous prime (28613792983) and next prime (28613792989).
It is not an unprimeable number, because it can be changed into a prime (28613792983) 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, 4136871 + ... + 4143781.
It is an arithmetic number, because the mean of its divisors is an integer number (2688225408).
Almost surely, 228613792986 is an apocalyptic number.
28613792986 is a deficient number, since it is larger than the sum of its proper divisors (14397813542).
28613792986 is a wasteful number, since it uses less digits than its factorization.
28613792986 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 10997.
The product of its digits is 15676416, while the sum is 61.
The spelling of 28613792986 in words is "twenty-eight billion, six hundred thirteen million, seven hundred ninety-two thousand, nine hundred eighty-six".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.074 sec. • engine limits •