Base | Representation |
---|---|
bin | 11001111100011100… |
… | …011010010001110110 |
3 | 2122220110001001001110 |
4 | 121330130122101312 |
5 | 424023023014410 |
6 | 20444141335450 |
7 | 2004223626120 |
oct | 317434322166 |
9 | 78813031043 |
10 | 27857626230 |
11 | 108a59a39a5 |
12 | 5495567586 |
13 | 281c58c105 |
14 | 14c3acc210 |
15 | ad09e1720 |
hex | 67c71a476 |
27857626230 has 64 divisors (see below), whose sum is σ = 76428126720. Its totient is φ = 6365904384.
The previous prime is 27857626213. The next prime is 27857626297. The reversal of 27857626230 is 3262675872.
It is a happy number.
It is a self number, because there is not a number n which added to its sum of digits gives 27857626230.
It is a congruent number.
It is an unprimeable number.
It is a pernicious number, because its binary representation contains a prime number (19) of ones.
It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 997801 + ... + 1025339.
It is an arithmetic number, because the mean of its divisors is an integer number (1194189480).
Almost surely, 227857626230 is an apocalyptic number.
27857626230 is an abundant number, since it is smaller than the sum of its proper divisors (48570500490).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
27857626230 is a wasteful number, since it uses less digits than its factorization.
27857626230 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 32373.
The product of its (nonzero) digits is 1693440, while the sum is 48.
The spelling of 27857626230 in words is "twenty-seven billion, eight hundred fifty-seven million, six hundred twenty-six thousand, two hundred thirty".
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