Base | Representation |
---|---|
bin | 11010001000011000… |
… | …111101011000011011 |
3 | 2200102102011112001222 |
4 | 122020120331120123 |
5 | 424430330014102 |
6 | 20520101202255 |
7 | 2012206321202 |
oct | 321030753033 |
9 | 80372145058 |
10 | 28058048027 |
11 | 10999044849 |
12 | 553070038b |
13 | 2851c633a9 |
14 | 1502580239 |
15 | ae33d0aa2 |
hex | 68863d61b |
28058048027 has 4 divisors (see below), whose sum is σ = 28058384640. Its totient is φ = 28057711416.
The previous prime is 28058048023. The next prime is 28058048093. The reversal of 28058048027 is 72084085082.
It is a semiprime because it is the product of two primes, and also a brilliant number, because the two primes have the same length.
It is a cyclic number.
It is not a de Polignac number, because 28058048027 - 22 = 28058048023 is a prime.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (28058048023) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (17) of ones.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 59558 + ... + 244260.
It is an arithmetic number, because the mean of its divisors is an integer number (7014596160).
Almost surely, 228058048027 is an apocalyptic number.
28058048027 is a deficient number, since it is larger than the sum of its proper divisors (336613).
28058048027 is a wasteful number, since it uses less digits than its factorization.
28058048027 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 336612.
The product of its (nonzero) digits is 286720, while the sum is 44.
The spelling of 28058048027 in words is "twenty-eight billion, fifty-eight million, forty-eight thousand, twenty-seven".
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