Base | Representation |
---|---|
bin | 11101010010000110… |
… | …111001101010000110 |
3 | 10000011021020221020012 |
4 | 131102012321222012 |
5 | 1003343212434224 |
6 | 22235553510222 |
7 | 2162112145364 |
oct | 352206715206 |
9 | 100137227205 |
10 | 31442311814 |
11 | 12375402271 |
12 | 6115b72372 |
13 | 2c71139744 |
14 | 1743c12634 |
15 | c4057a80e |
hex | 7521b9a86 |
31442311814 has 16 divisors (see below), whose sum is σ = 48621547296. Its totient is φ = 15240014400.
The previous prime is 31442311783. The next prime is 31442311819. The reversal of 31442311814 is 41811324413.
It is a Curzon number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (31442311819) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (17) of ones.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1208282 + ... + 1234029.
It is an arithmetic number, because the mean of its divisors is an integer number (3038846706).
Almost surely, 231442311814 is an apocalyptic number.
31442311814 is a deficient number, since it is larger than the sum of its proper divisors (17179235482).
31442311814 is a wasteful number, since it uses less digits than its factorization.
31442311814 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 2442511.
The product of its digits is 9216, while the sum is 32.
The spelling of 31442311814 in words is "thirty-one billion, four hundred forty-two million, three hundred eleven thousand, eight hundred fourteen".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.084 sec. • engine limits •