Base | Representation |
---|---|
bin | 1010110000111… |
… | …01001000100111 |
3 | 20021220120000120 |
4 | 11120131020213 |
5 | 141103444441 |
6 | 12543213023 |
7 | 2144340120 |
oct | 530351047 |
9 | 207816016 |
10 | 90296871 |
11 | 46a74415 |
12 | 262a7173 |
13 | 15927102 |
14 | bdc7047 |
15 | 7dd9966 |
hex | 561d227 |
90296871 has 16 divisors (see below), whose sum is σ = 137760000. Its totient is φ = 51536448.
The previous prime is 90296803. The next prime is 90296887. The reversal of 90296871 is 17869209.
It is not a de Polignac number, because 90296871 - 27 = 90296743 is a prime.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (90296971) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (13) of ones.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 19980 + ... + 24078.
It is an arithmetic number, because the mean of its divisors is an integer number (8610000).
Almost surely, 290296871 is an apocalyptic number.
90296871 is a deficient number, since it is larger than the sum of its proper divisors (47463129).
90296871 is a wasteful number, since it uses less digits than its factorization.
90296871 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 5158.
The product of its (nonzero) digits is 54432, while the sum is 42.
The square root of 90296871 is about 9502.4665745268. The cubic root of 90296871 is about 448.6326742779.
The spelling of 90296871 in words is "ninety million, two hundred ninety-six thousand, eight hundred seventy-one".
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