Base | Representation |
---|---|
bin | 1010100010101110… |
… | …1000000100100001 |
3 | 21022020011022222200 |
4 | 2220223220010201 |
5 | 21243440233414 |
6 | 1144452523413 |
7 | 130062450651 |
oct | 25053500441 |
9 | 7266138880 |
10 | 2830008609 |
11 | 122251439a |
12 | 66b920569 |
13 | 36140610c |
14 | 1cbbd6361 |
15 | 1186b6109 |
hex | a8ae8121 |
2830008609 has 12 divisors (see below), whose sum is σ = 4109194752. Its totient is φ = 1876793400.
The previous prime is 2830008551. The next prime is 2830008611. The reversal of 2830008609 is 9068000382.
It is not a de Polignac number, because 2830008609 - 28 = 2830008353 is a prime.
It is a super-2 number, since 2×28300086092 = 16017897454028229762, which contains 22 as substring.
It is a hoax number, since the sum of its digits (36) coincides with the sum of the digits of its distinct prime factors.
It is a Curzon number.
It is not an unprimeable number, because it can be changed into a prime (2830078609) by changing a digit.
It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 821437 + ... + 824874.
It is an arithmetic number, because the mean of its divisors is an integer number (342432896).
Almost surely, 22830008609 is an apocalyptic number.
It is an amenable number.
2830008609 is a deficient number, since it is larger than the sum of its proper divisors (1279186143).
2830008609 is a wasteful number, since it uses less digits than its factorization.
2830008609 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 1646508 (or 1646505 counting only the distinct ones).
The product of its (nonzero) digits is 20736, while the sum is 36.
The square root of 2830008609 is about 53197.8252281050. The cubic root of 2830008609 is about 1414.4770939712.
The spelling of 2830008609 in words is "two billion, eight hundred thirty million, eight thousand, six hundred nine".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.069 sec. • engine limits •