Base | Representation |
---|---|
bin | 1010101111011… |
… | …11101001000010 |
3 | 20021120002102001 |
4 | 11113233221002 |
5 | 141032014110 |
6 | 12535214214 |
7 | 2142632626 |
oct | 527575102 |
9 | 207502361 |
10 | 90110530 |
11 | 46957414 |
12 | 2621736a |
13 | 15890353 |
14 | bd79186 |
15 | 7d9e63a |
hex | 55efa42 |
90110530 has 8 divisors (see below), whose sum is σ = 162198972. Its totient is φ = 36044208.
The previous prime is 90110519. The next prime is 90110533. The reversal of 90110530 is 3501109.
It can be written as a sum of positive squares in 2 ways, for example, as 84953089 + 5157441 = 9217^2 + 2271^2 .
It is a sphenic number, since it is the product of 3 distinct primes.
It is a junction number, because it is equal to n+sod(n) for n = 90110498 and 90110507.
It is not an unprimeable number, because it can be changed into a prime (90110533) by changing a digit.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 4505517 + ... + 4505536.
Almost surely, 290110530 is an apocalyptic number.
90110530 is a deficient number, since it is larger than the sum of its proper divisors (72088442).
90110530 is a wasteful number, since it uses less digits than its factorization.
90110530 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 9011060.
The product of its (nonzero) digits is 135, while the sum is 19.
The square root of 90110530 is about 9492.6566355262. The cubic root of 90110530 is about 448.3238550378.
Adding to 90110530 its reverse (3501109), we get a palindrome (93611639).
The spelling of 90110530 in words is "ninety million, one hundred ten thousand, five hundred thirty".
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