Base | Representation |
---|---|
bin | 1010110001010… |
… | …01001111111101 |
3 | 20022000002002102 |
4 | 11120221033331 |
5 | 141112041433 |
6 | 12544234445 |
7 | 2144634566 |
oct | 530511775 |
9 | 208002072 |
10 | 90346493 |
11 | 46aa8726 |
12 | 2630ba25 |
13 | 15943883 |
14 | bddb16d |
15 | 7de94e8 |
hex | 56293fd |
90346493 has 12 divisors (see below), whose sum is σ = 95673564. Its totient is φ = 85262400.
The previous prime is 90346469. The next prime is 90346519. The reversal of 90346493 is 39464309.
It can be written as a sum of positive squares in 2 ways, for example, as 13380964 + 76965529 = 3658^2 + 8773^2 .
It is not a de Polignac number, because 90346493 - 28 = 90346237 is a prime.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (90346423) by changing a digit.
It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 38255 + ... + 40547.
It is an arithmetic number, because the mean of its divisors is an integer number (7972797).
Almost surely, 290346493 is an apocalyptic number.
It is an amenable number.
90346493 is a deficient number, since it is larger than the sum of its proper divisors (5327071).
90346493 is a wasteful number, since it uses less digits than its factorization.
90346493 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 2396 (or 2365 counting only the distinct ones).
The product of its (nonzero) digits is 69984, while the sum is 38.
The square root of 90346493 is about 9505.0772222008. The cubic root of 90346493 is about 448.7148401883.
The spelling of 90346493 in words is "ninety million, three hundred forty-six thousand, four hundred ninety-three".
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