Base | Representation |
---|---|
bin | 1010110000000… |
… | …0010110110110 |
3 | 10010211211011112 |
4 | 2230000112312 |
5 | 43020341410 |
6 | 4250235022 |
7 | 1055155253 |
oct | 254002666 |
9 | 103754145 |
10 | 45090230 |
11 | 234a7a59 |
12 | 13125a72 |
13 | 9459713 |
14 | 5dba42a |
15 | 3e5a105 |
hex | 2b005b6 |
45090230 has 32 divisors (see below), whose sum is σ = 87436800. Its totient is φ = 16686432.
The previous prime is 45090229. The next prime is 45090233. The reversal of 45090230 is 3209054.
It is a junction number, because it is equal to n+sod(n) for n = 45090196 and 45090205.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (45090233) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (11) of ones.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 5411 + ... + 10929.
It is an arithmetic number, because the mean of its divisors is an integer number (2732400).
Almost surely, 245090230 is an apocalyptic number.
45090230 is a deficient number, since it is larger than the sum of its proper divisors (42346570).
45090230 is a wasteful number, since it uses less digits than its factorization.
45090230 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 5588.
The product of its (nonzero) digits is 1080, while the sum is 23.
The square root of 45090230 is about 6714.9259117283. The cubic root of 45090230 is about 355.9269039421.
Adding to 45090230 its reverse (3209054), we get a palindrome (48299284).
The spelling of 45090230 in words is "forty-five million, ninety thousand, two hundred thirty".
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