Base | Representation |
---|---|
bin | 11111001111100010101111 |
3 | 120102002202001 |
4 | 133033202233 |
5 | 4044041002 |
6 | 451313131 |
7 | 126420631 |
oct | 37174257 |
9 | 16362661 |
10 | 8190127 |
11 | 4694400 |
12 | 28ab7a7 |
13 | 1909b3a |
14 | 1132a51 |
15 | abba87 |
hex | 7cf8af |
8190127 has 12 divisors (see below), whose sum is σ = 9097200. Its totient is φ = 7367360.
The previous prime is 8190113. The next prime is 8190131. The reversal of 8190127 is 7210918.
It is not a de Polignac number, because 8190127 - 27 = 8189999 is a prime.
It is a super-2 number, since 2×81901272 = 134156360552258, which contains 22 as substring.
It is a Duffinian number.
It is a junction number, because it is equal to n+sod(n) for n = 8190095 and 8190104.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (8190157) 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, 13374 + ... + 13972.
It is an arithmetic number, because the mean of its divisors is an integer number (758100).
Almost surely, 28190127 is an apocalyptic number.
8190127 is a deficient number, since it is larger than the sum of its proper divisors (907073).
8190127 is a wasteful number, since it uses less digits than its factorization.
8190127 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 734 (or 723 counting only the distinct ones).
The product of its (nonzero) digits is 1008, while the sum is 28.
The square root of 8190127 is about 2861.8397928605. The cubic root of 8190127 is about 201.5720033217.
The spelling of 8190127 in words is "eight million, one hundred ninety thousand, one hundred twenty-seven".
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