Base | Representation |
---|---|
bin | 1010101110110… |
… | …00111110010011 |
3 | 20021101101001021 |
4 | 11113120332103 |
5 | 141021031213 |
6 | 12533220311 |
7 | 2142065140 |
oct | 527307623 |
9 | 207341037 |
10 | 90017683 |
11 | 468a3688 |
12 | 26191697 |
13 | 1585a002 |
14 | bd533c7 |
15 | 7d81d8d |
hex | 55d8f93 |
90017683 has 8 divisors (see below), whose sum is σ = 103137120. Its totient is φ = 76963200.
The previous prime is 90017659. The next prime is 90017689. The reversal of 90017683 is 38671009.
It is a sphenic number, since it is the product of 3 distinct primes.
It is a cyclic number.
It is not a de Polignac number, because 90017683 - 29 = 90017171 is a prime.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (90017689) 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, 13228 + ... + 18841.
It is an arithmetic number, because the mean of its divisors is an integer number (12892140).
Almost surely, 290017683 is an apocalyptic number.
90017683 is a deficient number, since it is larger than the sum of its proper divisors (13119437).
90017683 is a wasteful number, since it uses less digits than its factorization.
90017683 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 32477.
The product of its (nonzero) digits is 9072, while the sum is 34.
The square root of 90017683 is about 9487.7649106626. The cubic root of 90017683 is about 448.1698226153.
The spelling of 90017683 in words is "ninety million, seventeen thousand, six hundred eighty-three".
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