Base | Representation |
---|---|
bin | 11000001101011011011… |
… | …01001001000111010101 |
3 | 2221112010120022202001201 |
4 | 30012231231021013111 |
5 | 102112103300332214 |
6 | 1434050545552501 |
7 | 114045562445215 |
oct | 14065555110725 |
9 | 2845116282051 |
10 | 831842980309 |
11 | 2a0867749150 |
12 | 115272645731 |
13 | 6059a0cca63 |
14 | 2c393474245 |
15 | 16988b14274 |
hex | c1adb491d5 |
831842980309 has 8 divisors (see below), whose sum is σ = 922341546720. Its totient is φ = 743823826800.
The previous prime is 831842980301. The next prime is 831842980379. The reversal of 831842980309 is 903089248138.
831842980309 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.
It is a sphenic number, since it is the product of 3 distinct primes.
It is a cyclic number.
It is not a de Polignac number, because 831842980309 - 23 = 831842980301 is a prime.
It is a self number, because there is not a number n which added to its sum of digits gives 831842980309.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (831842980301) by changing a digit.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 619852519 + ... + 619853860.
It is an arithmetic number, because the mean of its divisors is an integer number (115292693340).
Almost surely, 2831842980309 is an apocalyptic number.
It is an amenable number.
831842980309 is a deficient number, since it is larger than the sum of its proper divisors (90498566411).
831842980309 is a wasteful number, since it uses less digits than its factorization.
831842980309 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 1239706451.
The product of its (nonzero) digits is 2985984, while the sum is 55.
The spelling of 831842980309 in words is "eight hundred thirty-one billion, eight hundred forty-two million, nine hundred eighty thousand, three hundred nine".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.070 sec. • engine limits •