Base | Representation |
---|---|
bin | 1111101001110… |
… | …00101100001101 |
3 | 100011001221111201 |
4 | 13310320230031 |
5 | 232103213310 |
6 | 21010145501 |
7 | 3153032044 |
oct | 764705415 |
9 | 304057451 |
10 | 131304205 |
11 | 6813287a |
12 | 37b82291 |
13 | 212842c6 |
14 | 1361d55b |
15 | b7d9e3a |
hex | 7d38b0d |
131304205 has 16 divisors (see below), whose sum is σ = 162518400. Its totient is φ = 101792320.
The previous prime is 131304191. The next prime is 131304221. The reversal of 131304205 is 502403131.
It is not a de Polignac number, because 131304205 - 27 = 131304077 is a prime.
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, 17811 + ... + 24079.
It is an arithmetic number, because the mean of its divisors is an integer number (10157400).
Almost surely, 2131304205 is an apocalyptic number.
It is an amenable number.
131304205 is a deficient number, since it is larger than the sum of its proper divisors (31214195).
131304205 is an equidigital number, since it uses as much as digits as its factorization.
131304205 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 6404.
The product of its (nonzero) digits is 360, while the sum is 19.
The square root of 131304205 is about 11458.8046933352. The cubic root of 131304205 is about 508.2681291146.
Adding to 131304205 its reverse (502403131), we get a palindrome (633707336).
The spelling of 131304205 in words is "one hundred thirty-one million, three hundred four thousand, two hundred five".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.071 sec. • engine limits •