Base | Representation |
---|---|
bin | 1000101011011010101… |
… | …10110001000011100100 |
3 | 1001111200012020211111100 |
4 | 10111231112301003210 |
5 | 14341141440144233 |
6 | 344552503240100 |
7 | 30354235214145 |
oct | 4255526610344 |
9 | 1044605224440 |
10 | 298187428068 |
11 | 105508036172 |
12 | 4995a449030 |
13 | 2217145943a |
14 | 1060a515acc |
15 | 7b534c0813 |
hex | 456d5b10e4 |
298187428068 has 36 divisors (see below), whose sum is σ = 755805406720. Its totient is φ = 99124971696.
The previous prime is 298187428003. The next prime is 298187428069. The reversal of 298187428068 is 860824781892.
298187428068 is a `hidden beast` number, since 29 + 8 + 187 + 428 + 0 + 6 + 8 = 666.
It is a tau number, because it is divible by the number of its divisors (36).
It is a junction number, because it is equal to n+sod(n) for n = 298187427996 and 298187428014.
It is not an unprimeable number, because it can be changed into a prime (298187428069) by changing a digit.
It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 11271508 + ... + 11297931.
Almost surely, 2298187428068 is an apocalyptic number.
It is an amenable number.
298187428068 is an abundant number, since it is smaller than the sum of its proper divisors (457617978652).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
298187428068 is a wasteful number, since it uses less digits than its factorization.
298187428068 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 22569816 (or 22569811 counting only the distinct ones).
The product of its (nonzero) digits is 24772608, while the sum is 63.
The spelling of 298187428068 in words is "two hundred ninety-eight billion, one hundred eighty-seven million, four hundred twenty-eight thousand, sixty-eight".
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