Base | Representation |
---|---|
bin | 11010110000110110… |
… | …100000100101010011 |
3 | 2202011201111220122000 |
4 | 122300312200211103 |
5 | 432323120224102 |
6 | 21111311045043 |
7 | 2035061322036 |
oct | 326066404523 |
9 | 82151456560 |
10 | 28736883027 |
11 | 11207248606 |
12 | 569bb10783 |
13 | 292c7a1cc8 |
14 | 15687a901d |
15 | b32cc201c |
hex | 6b0da0953 |
28736883027 has 32 divisors (see below), whose sum is σ = 43175808000. Its totient is φ = 18887450400.
The previous prime is 28736882959. The next prime is 28736883059. The reversal of 28736883027 is 72038863782.
It is not a de Polignac number, because 28736883027 - 28 = 28736882771 is a prime.
It is a super-2 number, since 2×287368830272 (a number of 22 digits) contains 22 as substring.
It is not an unprimeable number, because it can be changed into a prime (28736883727) 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, 1485624 + ... + 1504842.
It is an arithmetic number, because the mean of its divisors is an integer number (1349244000).
Almost surely, 228736883027 is an apocalyptic number.
28736883027 is a gapful number since it is divisible by the number (27) formed by its first and last digit.
28736883027 is a deficient number, since it is larger than the sum of its proper divisors (14438924973).
28736883027 is a wasteful number, since it uses less digits than its factorization.
28736883027 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 20008 (or 20002 counting only the distinct ones).
The product of its (nonzero) digits is 5419008, while the sum is 54.
The spelling of 28736883027 in words is "twenty-eight billion, seven hundred thirty-six million, eight hundred eighty-three thousand, twenty-seven".
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