Base | Representation |
---|---|
bin | 1010101111001… |
… | …00110101000110 |
3 | 20021110211122220 |
4 | 11113210311012 |
5 | 141024104441 |
6 | 12534233210 |
7 | 2142356544 |
oct | 527446506 |
9 | 207424586 |
10 | 90066246 |
11 | 46927116 |
12 | 261b5806 |
13 | 1587614a |
14 | bd66d94 |
15 | 7d91466 |
hex | 55e4d46 |
90066246 has 16 divisors (see below), whose sum is σ = 181990704. Its totient is φ = 29712384.
The previous prime is 90066227. The next prime is 90066247. The reversal of 90066246 is 64266009.
It is a super-2 number, since 2×900662462 = 16223857337065032, which contains 22 as substring.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (90066247) by changing a digit.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 76795 + ... + 77958.
It is an arithmetic number, because the mean of its divisors is an integer number (11374419).
Almost surely, 290066246 is an apocalyptic number.
90066246 is an abundant number, since it is smaller than the sum of its proper divisors (91924458).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
90066246 is a wasteful number, since it uses less digits than its factorization.
90066246 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 154855.
The product of its (nonzero) digits is 15552, while the sum is 33.
The square root of 90066246 is about 9490.3238090173. The cubic root of 90066246 is about 448.2504014441.
The spelling of 90066246 in words is "ninety million, sixty-six thousand, two hundred forty-six".
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