Base | Representation |
---|---|
bin | 11010110101110000… |
… | …000011011111111111 |
3 | 2202101110011210201122 |
4 | 122311300003133333 |
5 | 433010140431434 |
6 | 21123404501155 |
7 | 2040110054000 |
oct | 326560033777 |
9 | 82343153648 |
10 | 28819077119 |
11 | 11249688208 |
12 | 570354a7bb |
13 | 294381cc71 |
14 | 15756831a7 |
15 | b3a10ac2e |
hex | 6b5c037ff |
28819077119 has 32 divisors (see below), whose sum is σ = 36201062400. Its totient is φ = 22865673600.
The previous prime is 28819077113. The next prime is 28819077121. The reversal of 28819077119 is 91177091882.
It is not a de Polignac number, because 28819077119 - 24 = 28819077103 is a prime.
It is a super-2 number, since 2×288190771192 (a number of 22 digits) contains 22 as substring.
It is a Duffinian number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (28819077113) by changing a digit.
It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 185639 + ... + 303479.
It is an arithmetic number, because the mean of its divisors is an integer number (1131283200).
Almost surely, 228819077119 is an apocalyptic number.
28819077119 is a deficient number, since it is larger than the sum of its proper divisors (7381985281).
28819077119 is a wasteful number, since it uses less digits than its factorization.
28819077119 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 117916 (or 117902 counting only the distinct ones).
The product of its (nonzero) digits is 508032, while the sum is 53.
The spelling of 28819077119 in words is "twenty-eight billion, eight hundred nineteen million, seventy-seven thousand, one hundred nineteen".
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