Base | Representation |
---|---|
bin | 1010110000011… |
… | …00010110011111 |
3 | 20021210001201111 |
4 | 11120030112133 |
5 | 141044300002 |
6 | 12541522451 |
7 | 2143632523 |
oct | 530142637 |
9 | 207701644 |
10 | 90228127 |
11 | 46a27800 |
12 | 26273427 |
13 | 15901a32 |
14 | bda9d83 |
15 | 7dc43d7 |
hex | 560c59f |
90228127 has 12 divisors (see below), whose sum is σ = 100069200. Its totient is φ = 81287360.
The previous prime is 90228121. The next prime is 90228137. The reversal of 90228127 is 72182209.
It is not a de Polignac number, because 90228127 - 27 = 90227999 is a prime.
It is a super-2 number, since 2×902281272 = 16282229803856258, which contains 22 as substring.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (90228121) by changing a digit.
It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 10374 + ... + 16972.
It is an arithmetic number, because the mean of its divisors is an integer number (8339100).
Almost surely, 290228127 is an apocalyptic number.
90228127 is a deficient number, since it is larger than the sum of its proper divisors (9841073).
90228127 is a wasteful number, since it uses less digits than its factorization.
90228127 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 6734 (or 6723 counting only the distinct ones).
The product of its (nonzero) digits is 4032, while the sum is 31.
The square root of 90228127 is about 9498.8487197134. The cubic root of 90228127 is about 448.5187957126.
The spelling of 90228127 in words is "ninety million, two hundred twenty-eight thousand, one hundred twenty-seven".
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