Base | Representation |
---|---|
bin | 101100000001001100010000… |
… | …1101011110111100000001110 |
3 | 1212202221011212221011001222110 |
4 | 1120002120201223313200032 |
5 | 401222222420410211222 |
6 | 3451253253231324450 |
7 | 144361455260506554 |
oct | 13002304153674016 |
9 | 1782834787131873 |
10 | 387191866882062 |
11 | 10240a16a869230 |
12 | 37514464980726 |
13 | 13808061c009a8 |
14 | 6b882874a7bd4 |
15 | 2eb6b37dc830c |
hex | 1602621af780e |
387191866882062 has 128 divisors (see below), whose sum is σ = 873007999193088. Its totient is φ = 113419121587200.
The previous prime is 387191866882043. The next prime is 387191866882063. The reversal of 387191866882062 is 260288668191783.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (387191866882063) by changing a digit.
It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 24510460348 + ... + 24510476144.
It is an arithmetic number, because the mean of its divisors is an integer number (6820374993696).
Almost surely, 2387191866882062 is an apocalyptic number.
It is a practical number, because each smaller number is the sum of distinct divisors of 387191866882062, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (436503999596544).
387191866882062 is an abundant number, since it is smaller than the sum of its proper divisors (485816132311026).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
387191866882062 is a wasteful number, since it uses less digits than its factorization.
387191866882062 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 28474.
The product of its (nonzero) digits is 668860416, while the sum is 75.
The spelling of 387191866882062 in words is "three hundred eighty-seven trillion, one hundred ninety-one billion, eight hundred sixty-six million, eight hundred eighty-two thousand, sixty-two".
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