Base | Representation |
---|---|
bin | 100000000011101100… |
… | …1010011001111000000 |
3 | 20120200211021200012111 |
4 | 1000013121103033000 |
5 | 2111442422042012 |
6 | 51343140105104 |
7 | 4655002342144 |
oct | 1000731231700 |
9 | 216624250174 |
10 | 68843549632 |
11 | 27218430870 |
12 | 11413695194 |
13 | 66519905b0 |
14 | 34911c1224 |
15 | 1bcdd28ba7 |
hex | 10076533c0 |
68843549632 has 56 divisors (see below), whose sum is σ = 160494555312. Its totient is φ = 28885401600.
The previous prime is 68843549629. The next prime is 68843549651. The reversal of 68843549632 is 23694534886.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 3751969 + ... + 3770272.
It is an arithmetic number, because the mean of its divisors is an integer number (2865974202).
Almost surely, 268843549632 is an apocalyptic number.
It is an amenable number.
68843549632 is an abundant number, since it is smaller than the sum of its proper divisors (91651005680).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
68843549632 is a wasteful number, since it uses less digits than its factorization.
68843549632 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 7522277 (or 7522267 counting only the distinct ones).
The product of its digits is 29859840, while the sum is 58.
It can be divided in two parts, 6884354 and 9632, that added together give a palindrome (6893986).
The spelling of 68843549632 in words is "sixty-eight billion, eight hundred forty-three million, five hundred forty-nine thousand, six hundred thirty-two".
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