Base | Representation |
---|---|
bin | 1011000110111000011… |
… | …00000100110100111100 |
3 | 1100111002221012120021221 |
4 | 11203130030010310330 |
5 | 22223110211300233 |
6 | 451154515203124 |
7 | 36400450212100 |
oct | 5433414046474 |
9 | 1314087176257 |
10 | 381651275068 |
11 | 137948216818 |
12 | 61b722a64a4 |
13 | 29cb30b005b |
14 | 1468731b900 |
15 | 9ddab0942d |
hex | 58dc304d3c |
381651275068 has 36 divisors (see below), whose sum is σ = 822634898400. Its totient is φ = 153943370112.
The previous prime is 381651274973. The next prime is 381651275069. The reversal of 381651275068 is 860572156183.
It is a super-3 number, since 3×3816512750683 (a number of 36 digits) contains 333 as substring. Note that it is a super-d number also for d = 2.
It is a hoax number, since the sum of its digits (52) coincides with the sum of the digits of its distinct prime factors.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (381651275069) 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, 57267268 + ... + 57273931.
It is an arithmetic number, because the mean of its divisors is an integer number (22850969400).
Almost surely, 2381651275068 is an apocalyptic number.
It is an amenable number.
381651275068 is an abundant number, since it is smaller than the sum of its proper divisors (440983623332).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
381651275068 is a wasteful number, since it uses less digits than its factorization.
381651275068 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 114541234 (or 114541225 counting only the distinct ones).
The product of its (nonzero) digits is 2419200, while the sum is 52.
The spelling of 381651275068 in words is "three hundred eighty-one billion, six hundred fifty-one million, two hundred seventy-five thousand, sixty-eight".
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