Base | Representation |
---|---|
bin | 110001010011001000… |
… | …0001111101100111110 |
3 | 101010021011020121021210 |
4 | 1202212100033230332 |
5 | 3213304313212312 |
6 | 120345121105250 |
7 | 10435343221260 |
oct | 1424620175476 |
9 | 333234217253 |
10 | 105868491582 |
11 | 40998004747 |
12 | 18627188226 |
13 | 9ca2582279 |
14 | 51a45d9b30 |
15 | 2b49546e3c |
hex | 18a640fb3e |
105868491582 has 32 divisors (see below), whose sum is σ = 242004206592. Its totient is φ = 30245755104.
The previous prime is 105868491529. The next prime is 105868491611. The reversal of 105868491582 is 285194868501.
It is a super-2 number, since 2×1058684915822 (a number of 23 digits) contains 22 as substring.
It is a congruent number.
It is an unprimeable number.
It is a pernicious number, because its binary representation contains a prime number (19) of ones.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 479163 + ... + 664329.
It is an arithmetic number, because the mean of its divisors is an integer number (7562631456).
Almost surely, 2105868491582 is an apocalyptic number.
105868491582 is an abundant number, since it is smaller than the sum of its proper divisors (136135715010).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
105868491582 is a wasteful number, since it uses less digits than its factorization.
105868491582 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 198792.
The product of its (nonzero) digits is 5529600, while the sum is 57.
The spelling of 105868491582 in words is "one hundred five billion, eight hundred sixty-eight million, four hundred ninety-one thousand, five hundred eighty-two".
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