Base | Representation |
---|---|
bin | 11010000010001100… |
… | …000011001110111110 |
3 | 2200011011101101011002 |
4 | 122002030003032332 |
5 | 424222211011310 |
6 | 20501503130302 |
7 | 2006504041460 |
oct | 320214031676 |
9 | 80134341132 |
10 | 27954000830 |
11 | 10945339628 |
12 | 55018a3992 |
13 | 28365336c2 |
14 | 14d2818130 |
15 | ad91cbda5 |
hex | 6823033be |
27954000830 has 64 divisors (see below), whose sum is σ = 61105456512. Its totient is φ = 8988241920.
The previous prime is 27954000829. The next prime is 27954000863. The reversal of 27954000830 is 3800045972.
It is a Curzon number.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 292592 + ... + 376188.
It is an arithmetic number, because the mean of its divisors is an integer number (954772758).
Almost surely, 227954000830 is an apocalyptic number.
It is a pronic number, being equal to 167194×167195.
27954000830 is an abundant number, since it is smaller than the sum of its proper divisors (33151455682).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
27954000830 is a wasteful number, since it uses less digits than its factorization.
27954000830 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 83909.
The product of its (nonzero) digits is 60480, while the sum is 38.
The spelling of 27954000830 in words is "twenty-seven billion, nine hundred fifty-four million, eight hundred thirty", and thus it is an aban number.
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