Base | Representation |
---|---|
bin | 1010110000010… |
… | …01010010111110 |
3 | 20021202102120001 |
4 | 11120021102332 |
5 | 141043344424 |
6 | 12541344514 |
7 | 2143551166 |
oct | 530112276 |
9 | 207672501 |
10 | 90215614 |
11 | 46a19365 |
12 | 2626813a |
13 | 158c9128 |
14 | bda55a6 |
15 | 7dc0844 |
hex | 56094be |
90215614 has 16 divisors (see below), whose sum is σ = 141437952. Its totient is φ = 43076088.
The previous prime is 90215599. The next prime is 90215633. The reversal of 90215614 is 41651209.
It is a congruent number.
It is an unprimeable number.
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 7 ways as a sum of consecutive naturals, for example, 36667 + ... + 39049.
It is an arithmetic number, because the mean of its divisors is an integer number (8839872).
Almost surely, 290215614 is an apocalyptic number.
90215614 is a deficient number, since it is larger than the sum of its proper divisors (51222338).
90215614 is a wasteful number, since it uses less digits than its factorization.
90215614 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 3231.
The product of its (nonzero) digits is 2160, while the sum is 28.
The square root of 90215614 is about 9498.1900381073. The cubic root of 90215614 is about 448.4980609546.
The spelling of 90215614 in words is "ninety million, two hundred fifteen thousand, six hundred fourteen".
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