Base | Representation |
---|---|
bin | 1111100000110… |
… | …11101000011101 |
3 | 100001212121212021 |
4 | 13300123220131 |
5 | 231303332410 |
6 | 20525140141 |
7 | 3140100004 |
oct | 760335035 |
9 | 301777767 |
10 | 130136605 |
11 | 67505615 |
12 | 376ba651 |
13 | 20c65a11 |
14 | 133d7c3b |
15 | b658eda |
hex | 7c1ba1d |
130136605 has 16 divisors (see below), whose sum is σ = 169689600. Its totient is φ = 95446080.
The previous prime is 130136569. The next prime is 130136623. The reversal of 130136605 is 506631031.
It is a de Polignac number, because none of the positive numbers 2k-130136605 is a prime.
It is a self number, because there is not a number n which added to its sum of digits gives 130136605.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 19150 + ... + 25039.
It is an arithmetic number, because the mean of its divisors is an integer number (10605600).
Almost surely, 2130136605 is an apocalyptic number.
It is an amenable number.
130136605 is a deficient number, since it is larger than the sum of its proper divisors (39552995).
130136605 is a wasteful number, since it uses less digits than its factorization.
130136605 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 44244.
The product of its (nonzero) digits is 1620, while the sum is 25.
The square root of 130136605 is about 11407.7432036315. The cubic root of 130136605 is about 506.7570790773.
Adding to 130136605 its reverse (506631031), we get a palindrome (636767636).
The spelling of 130136605 in words is "one hundred thirty million, one hundred thirty-six thousand, six hundred five".
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