Base | Representation |
---|---|
bin | 1010100010010001… |
… | …1000000001110101 |
3 | 21022002120202200210 |
4 | 2220210120001311 |
5 | 21242443423033 |
6 | 1144344100033 |
7 | 130040343342 |
oct | 25044300165 |
9 | 7262522623 |
10 | 2828107893 |
11 | 1221436356 |
12 | 66b164619 |
13 | 360bbbc30 |
14 | 1cb85d7c9 |
15 | 11843cd63 |
hex | a8918075 |
2828107893 has 16 divisors (see below), whose sum is σ = 4155314240. Its totient is φ = 1699899264.
The previous prime is 2828107883. The next prime is 2828107903. The reversal of 2828107893 is 3987018282.
It is an interprime number because it is at equal distance from previous prime (2828107883) and next prime (2828107903).
It is not a de Polignac number, because 2828107893 - 214 = 2828091509 is a prime.
It is a Smith number, since the sum of its digits (48) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.
It is a Duffinian number.
It is a Curzon number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (2828107813) by changing a digit.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 841528 + ... + 844881.
It is an arithmetic number, because the mean of its divisors is an integer number (259707140).
Almost surely, 22828107893 is an apocalyptic number.
It is an amenable number.
2828107893 is a deficient number, since it is larger than the sum of its proper divisors (1327206347).
2828107893 is a wasteful number, since it uses less digits than its factorization.
2828107893 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 1686468.
The product of its (nonzero) digits is 387072, while the sum is 48.
The square root of 2828107893 is about 53179.9576250301. The cubic root of 2828107893 is about 1414.1603550803.
It can be divided in two parts, 282810 and 7893, that added together give a triangular number (290703 = T762).
The spelling of 2828107893 in words is "two billion, eight hundred twenty-eight million, one hundred seven thousand, eight hundred ninety-three".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.068 sec. • engine limits •