Base | Representation |
---|---|
bin | 111111011100100001… |
… | …000110100110011000 |
3 | 20111211200122122101010 |
4 | 333130201012212120 |
5 | 2104004242042434 |
6 | 51143521253520 |
7 | 4631115634233 |
oct | 773441064630 |
9 | 214750578333 |
10 | 68124174744 |
11 | 2698935886a |
12 | 112527942a0 |
13 | 6568929492 |
14 | 342384241a |
15 | 1b8aaca9e9 |
hex | fdc846998 |
68124174744 has 64 divisors (see below), whose sum is σ = 180555863040. Its totient is φ = 21381598080.
The previous prime is 68124174731. The next prime is 68124174751. The reversal of 68124174744 is 44747142186.
68124174744 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.
It is a hoax number, since the sum of its digits (48) coincides with the sum of the digits of its distinct prime factors.
It is a junction number, because it is equal to n+sod(n) for n = 68124174693 and 68124174702.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1209834 + ... + 1264889.
It is an arithmetic number, because the mean of its divisors is an integer number (2821185360).
Almost surely, 268124174744 is an apocalyptic number.
It is an amenable number.
68124174744 is an abundant number, since it is smaller than the sum of its proper divisors (112431688296).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
68124174744 is a wasteful number, since it uses less digits than its factorization.
68124174744 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 2474800 (or 2474796 counting only the distinct ones).
The product of its digits is 1204224, while the sum is 48.
The spelling of 68124174744 in words is "sixty-eight billion, one hundred twenty-four million, one hundred seventy-four thousand, seven hundred forty-four".
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