Base | Representation |
---|---|
bin | 1111100110100… |
… | …00110011011010 |
3 | 100010021022210121 |
4 | 13303100303122 |
5 | 232001104212 |
6 | 20553103454 |
7 | 3146310334 |
oct | 763206332 |
9 | 303238717 |
10 | 130878682 |
11 | 67972100 |
12 | 379b7b8a |
13 | 2116570c |
14 | 1354c454 |
15 | b753d07 |
hex | 7cd0cda |
130878682 has 48 divisors (see below), whose sum is σ = 236575080. Its totient is φ = 54010880.
The previous prime is 130878667. The next prime is 130878719. The reversal of 130878682 is 286878031.
It is a happy number.
It can be written as a sum of positive squares in 4 ways, for example, as 115971361 + 14907321 = 10769^2 + 3861^2 .
It is an unprimeable number.
It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 118758 + ... + 119854.
Almost surely, 2130878682 is an apocalyptic number.
130878682 is a deficient number, since it is larger than the sum of its proper divisors (105696398).
130878682 is a wasteful number, since it uses less digits than its factorization.
130878682 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 1167 (or 1156 counting only the distinct ones).
The product of its (nonzero) digits is 129024, while the sum is 43.
The square root of 130878682 is about 11440.2221132284. Note that the first 3 decimals coincide. The cubic root of 130878682 is about 507.7184797049.
The spelling of 130878682 in words is "one hundred thirty million, eight hundred seventy-eight thousand, six hundred eighty-two".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.069 sec. • engine limits •