Base | Representation |
---|---|
bin | 111111101100000000… |
… | …010011110000010101 |
3 | 20112111210120210220120 |
4 | 333230000103300111 |
5 | 2110022301411313 |
6 | 51225402422153 |
7 | 4640422344156 |
oct | 775400236025 |
9 | 215453523816 |
10 | 68384013333 |
11 | 27001aa13a9 |
12 | 11305801959 |
13 | 65aa70511c |
14 | 344a15d92d |
15 | 1ba3804d23 |
hex | fec013c15 |
68384013333 has 16 divisors (see below), whose sum is σ = 95157780480. Its totient is φ = 43600411184.
The previous prime is 68384013331. The next prime is 68384013361. The reversal of 68384013333 is 33331048386.
It is a happy number.
It is a cyclic number.
It is not a de Polignac number, because 68384013333 - 21 = 68384013331 is a prime.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (68384013331) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (17) of ones.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 389860 + ... + 537362.
It is an arithmetic number, because the mean of its divisors is an integer number (5947361280).
Almost surely, 268384013333 is an apocalyptic number.
It is an amenable number.
68384013333 is a deficient number, since it is larger than the sum of its proper divisors (26773767147).
68384013333 is a wasteful number, since it uses less digits than its factorization.
68384013333 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 154248.
The product of its (nonzero) digits is 373248, while the sum is 42.
The spelling of 68384013333 in words is "sixty-eight billion, three hundred eighty-four million, thirteen thousand, three hundred thirty-three".
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