Base | Representation |
---|---|
bin | 10111101111111111010… |
… | …11110001011110011111 |
3 | 2220000100010101010201210 |
4 | 23313333223301132133 |
5 | 101332221322440441 |
6 | 1422514412435503 |
7 | 112646123444142 |
oct | 13677753613637 |
9 | 2800303333653 |
10 | 816038483871 |
11 | 2950974a5046 |
12 | 1121a1778b93 |
13 | 5bc4b9b8310 |
14 | 2b6d4474059 |
15 | 1636138a616 |
hex | bdffaf179f |
816038483871 has 32 divisors (see below), whose sum is σ = 1181407223808. Its totient is φ = 498040583040.
The previous prime is 816038483867. The next prime is 816038483899. The reversal of 816038483871 is 178384830618.
It is not a de Polignac number, because 816038483871 - 22 = 816038483867 is a prime.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (816038483171) by changing a digit.
It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 14141740 + ... + 14199326.
It is an arithmetic number, because the mean of its divisors is an integer number (36918975744).
Almost surely, 2816038483871 is an apocalyptic number.
816038483871 is a deficient number, since it is larger than the sum of its proper divisors (365368739937).
816038483871 is a wasteful number, since it uses less digits than its factorization.
816038483871 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 60591.
The product of its (nonzero) digits is 6193152, while the sum is 57.
The spelling of 816038483871 in words is "eight hundred sixteen billion, thirty-eight million, four hundred eighty-three thousand, eight hundred seventy-one".
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