Base | Representation |
---|---|
bin | 1111101110010… |
… | …00101110011000 |
3 | 100012011220210012 |
4 | 13313020232120 |
5 | 232231103133 |
6 | 21030541052 |
7 | 3161040050 |
oct | 767105630 |
9 | 305156705 |
10 | 131894168 |
11 | 684a604a |
12 | 38207788 |
13 | 2142c9b3 |
14 | 13734560 |
15 | b8a4b48 |
hex | 7dc8b98 |
131894168 has 16 divisors (see below), whose sum is σ = 282630480. Its totient is φ = 56526048.
The previous prime is 131894149. The next prime is 131894207. The reversal of 131894168 is 861498131.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1177571 + ... + 1177682.
It is an arithmetic number, because the mean of its divisors is an integer number (17664405).
Almost surely, 2131894168 is an apocalyptic number.
It is an amenable number.
131894168 is an abundant number, since it is smaller than the sum of its proper divisors (150736312).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
131894168 is a wasteful number, since it uses less digits than its factorization.
131894168 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 2355266 (or 2355262 counting only the distinct ones).
The product of its digits is 41472, while the sum is 41.
The square root of 131894168 is about 11484.5186229115. The cubic root of 131894168 is about 509.0282251284.
The spelling of 131894168 in words is "one hundred thirty-one million, eight hundred ninety-four thousand, one hundred sixty-eight".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.070 sec. • engine limits •