Base | Representation |
---|---|
bin | 11010000000110001… |
… | …110001101001110110 |
3 | 2200002111212001220210 |
4 | 122000301301221312 |
5 | 424200131221422 |
6 | 20455300010250 |
7 | 2006065636422 |
oct | 320061615166 |
9 | 80074761823 |
10 | 27930335862 |
11 | 10932a45800 |
12 | 54b5990986 |
13 | 2831669070 |
14 | 14cd617b82 |
15 | ad70a510c |
hex | 680c71a76 |
27930335862 has 96 divisors (see below), whose sum is σ = 66208310784. Its totient is φ = 7802688960.
The previous prime is 27930335837. The next prime is 27930335903. The reversal of 27930335862 is 26853303972.
It is a super-2 number, since 2×279303358622 (a number of 22 digits) contains 22 as substring.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 10408773 + ... + 10411455.
It is an arithmetic number, because the mean of its divisors is an integer number (689669904).
Almost surely, 227930335862 is an apocalyptic number.
27930335862 is a gapful number since it is divisible by the number (22) formed by its first and last digit.
It is a practical number, because each smaller number is the sum of distinct divisors of 27930335862, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (33104155392).
27930335862 is an abundant number, since it is smaller than the sum of its proper divisors (38277974922).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
27930335862 is a wasteful number, since it uses less digits than its factorization.
27930335862 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 3826 (or 3815 counting only the distinct ones).
The product of its (nonzero) digits is 1632960, while the sum is 48.
The spelling of 27930335862 in words is "twenty-seven billion, nine hundred thirty million, three hundred thirty-five thousand, eight hundred sixty-two".
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