Base | Representation |
---|---|
bin | 11010110000010100… |
… | …011010000100111011 |
3 | 2202011002200201212210 |
4 | 122300110122010323 |
5 | 432313323142413 |
6 | 21110351310203 |
7 | 2034622330161 |
oct | 326024320473 |
9 | 82132621783 |
10 | 28727943483 |
11 | 112021a2158 |
12 | 5698b1b363 |
13 | 292a992035 |
14 | 156751d231 |
15 | b321083c3 |
hex | 6b051a13b |
28727943483 has 16 divisors (see below), whose sum is σ = 40450878720. Its totient is φ = 18098550624.
The previous prime is 28727943469. The next prime is 28727943499. The reversal of 28727943483 is 38434972782.
It is a happy number.
It is not a de Polignac number, because 28727943483 - 24 = 28727943467 is a prime.
It is not an unprimeable number, because it can be changed into a prime (28727943403) by changing a digit.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 2502388 + ... + 2513841.
It is an arithmetic number, because the mean of its divisors is an integer number (2528179920).
Almost surely, 228727943483 is an apocalyptic number.
28727943483 is a gapful number since it is divisible by the number (23) formed by its first and last digit.
28727943483 is a deficient number, since it is larger than the sum of its proper divisors (11722935237).
28727943483 is a wasteful number, since it uses less digits than its factorization.
28727943483 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 5016338.
The product of its digits is 16257024, while the sum is 57.
The spelling of 28727943483 in words is "twenty-eight billion, seven hundred twenty-seven million, nine hundred forty-three thousand, four hundred eighty-three".
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