Base | Representation |
---|---|
bin | 1010110010101… |
… | …11000011100011 |
3 | 20022100121110101 |
4 | 11121113003203 |
5 | 141134042430 |
6 | 12552243231 |
7 | 2146345600 |
oct | 531270343 |
9 | 208317411 |
10 | 90534115 |
11 | 47116691 |
12 | 263a0517 |
13 | 159ab0a9 |
14 | c0496a7 |
15 | 7e34dca |
hex | 56570e3 |
90534115 has 24 divisors (see below), whose sum is σ = 126813600. Its totient is φ = 61867008.
The previous prime is 90534113. The next prime is 90534137. The reversal of 90534115 is 51143509.
It is not a de Polignac number, because 90534115 - 21 = 90534113 is a prime.
It is not an unprimeable number, because it can be changed into a prime (90534113) by changing a digit.
It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 109594 + ... + 110416.
It is an arithmetic number, because the mean of its divisors is an integer number (5283900).
Almost surely, 290534115 is an apocalyptic number.
90534115 is a deficient number, since it is larger than the sum of its proper divisors (36279485).
90534115 is a wasteful number, since it uses less digits than its factorization.
90534115 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 1291 (or 1284 counting only the distinct ones).
The product of its (nonzero) digits is 2700, while the sum is 28.
The square root of 90534115 is about 9514.9416708669. The cubic root of 90534115 is about 449.0252398581.
The spelling of 90534115 in words is "ninety million, five hundred thirty-four thousand, one hundred fifteen".
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