Base | Representation |
---|---|
bin | 111111101010111001… |
… | …110010100011001011 |
3 | 20112110111210121202120 |
4 | 333222321302203023 |
5 | 2110003033332433 |
6 | 51223502302323 |
7 | 4640106251646 |
oct | 775271624313 |
9 | 215414717676 |
10 | 68365527243 |
11 | 26aa2615542 |
12 | 112bb5879a3 |
13 | 65a6931b00 |
14 | 344790aa5d |
15 | 1ba1da27b3 |
hex | feae728cb |
68365527243 has 12 divisors (see below), whose sum is σ = 98705259000. Its totient is φ = 42071093376.
The previous prime is 68365527229. The next prime is 68365527247. The reversal of 68365527243 is 34272556386.
It is not a de Polignac number, because 68365527243 - 25 = 68365527211 is a prime.
It is not an unprimeable number, because it can be changed into a prime (68365527247) by changing a digit.
It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 67421118 + ... + 67422131.
It is an arithmetic number, because the mean of its divisors is an integer number (8225438250).
Almost surely, 268365527243 is an apocalyptic number.
68365527243 is a deficient number, since it is larger than the sum of its proper divisors (30339731757).
68365527243 is a wasteful number, since it uses less digits than its factorization.
68365527243 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 134843278 (or 134843265 counting only the distinct ones).
The product of its digits is 7257600, while the sum is 51.
The spelling of 68365527243 in words is "sixty-eight billion, three hundred sixty-five million, five hundred twenty-seven thousand, two hundred forty-three".
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