Base | Representation |
---|---|
bin | 11001111001000100… |
… | …010011110001010100 |
3 | 2122202111102221012010 |
4 | 121321010103301110 |
5 | 423414022221333 |
6 | 20434355224220 |
7 | 2002635254346 |
oct | 317104236124 |
9 | 78674387163 |
10 | 27800976468 |
11 | 10876a21111 |
12 | 547a5a8070 |
13 | 2810916045 |
14 | 14ba383296 |
15 | acaa51563 |
hex | 679113c54 |
27800976468 has 24 divisors (see below), whose sum is σ = 64874668768. Its totient is φ = 9266174496.
The previous prime is 27800976419. The next prime is 27800976499. The reversal of 27800976468 is 86467900872.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 48330 + ... + 240702.
Almost surely, 227800976468 is an apocalyptic number.
It is an amenable number.
27800976468 is an abundant number, since it is smaller than the sum of its proper divisors (37073692300).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
27800976468 is a wasteful number, since it uses less digits than its factorization.
27800976468 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 204423 (or 204421 counting only the distinct ones).
The product of its (nonzero) digits is 8128512, while the sum is 57.
The spelling of 27800976468 in words is "twenty-seven billion, eight hundred million, nine hundred seventy-six thousand, four hundred sixty-eight".
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