Base | Representation |
---|---|
bin | 1011001110101100011… |
… | …10001111001101010000 |
3 | 1100212221021121002020021 |
4 | 11213112032033031100 |
5 | 22310203103131442 |
6 | 453131045553224 |
7 | 36606425061115 |
oct | 5472616171520 |
9 | 1325837532207 |
10 | 385846145872 |
11 | 1397000aa2a0 |
12 | 62943115814 |
13 | 2a5011b1225 |
14 | 149644ba90c |
15 | a084023e67 |
hex | 59d638f350 |
385846145872 has 80 divisors (see below), whose sum is σ = 858779409600. Its totient is φ = 166092318720.
The previous prime is 385846145857. The next prime is 385846145899. The reversal of 385846145872 is 278541648583.
It is a self number, because there is not a number n which added to its sum of digits gives 385846145872.
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, 9667654 + ... + 9707482.
It is an arithmetic number, because the mean of its divisors is an integer number (10734742620).
Almost surely, 2385846145872 is an apocalyptic number.
It is an amenable number.
It is a practical number, because each smaller number is the sum of distinct divisors of 385846145872, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (429389704800).
385846145872 is an abundant number, since it is smaller than the sum of its proper divisors (472933263728).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
385846145872 is a wasteful number, since it uses less digits than its factorization.
385846145872 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 42764 (or 42758 counting only the distinct ones).
The product of its digits is 51609600, while the sum is 61.
The spelling of 385846145872 in words is "three hundred eighty-five billion, eight hundred forty-six million, one hundred forty-five thousand, eight hundred seventy-two".
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