Base | Representation |
---|---|
bin | 1111100100101… |
… | …10100101001110 |
3 | 100002211012200011 |
4 | 13302112211032 |
5 | 231420441311 |
6 | 20544023434 |
7 | 3144265144 |
oct | 762264516 |
9 | 302735604 |
10 | 130640206 |
11 | 67819a14 |
12 | 37901b7a |
13 | 210b0cc8 |
14 | 134c9594 |
15 | b708321 |
hex | 7c9694e |
130640206 has 16 divisors (see below), whose sum is σ = 209396880. Its totient is φ = 60912000.
The previous prime is 130640197. The next prime is 130640233. The reversal of 130640206 is 602046031.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 13920 + ... + 21331.
It is an arithmetic number, because the mean of its divisors is an integer number (13087305).
Almost surely, 2130640206 is an apocalyptic number.
130640206 is a deficient number, since it is larger than the sum of its proper divisors (78756674).
130640206 is a wasteful number, since it uses less digits than its factorization.
130640206 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 35379.
The product of its (nonzero) digits is 864, while the sum is 22.
The square root of 130640206 is about 11429.7946613227. The cubic root of 130640206 is about 507.4099184108.
Adding to 130640206 its reverse (602046031), we get a palindrome (732686237).
The spelling of 130640206 in words is "one hundred thirty million, six hundred forty thousand, two hundred six".
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