Base | Representation |
---|---|
bin | 10001010010110… |
… | …000101000111000 |
3 | 202012221011012122 |
4 | 101102300220320 |
5 | 1043233133423 |
6 | 44442300412 |
7 | 10122032324 |
oct | 2122605070 |
9 | 665834178 |
10 | 290130488 |
11 | 13985336a |
12 | 811b7708 |
13 | 4815375b |
14 | 2a764984 |
15 | 1a70e8c8 |
hex | 114b0a38 |
290130488 has 32 divisors (see below), whose sum is σ = 563760000. Its totient is φ = 139831680.
The previous prime is 290130481. The next prime is 290130493. The reversal of 290130488 is 884031092.
It is a happy number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (290130481) 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 7 ways as a sum of consecutive naturals, for example, 64538 + ... + 68886.
It is an arithmetic number, because the mean of its divisors is an integer number (17617500).
Almost surely, 2290130488 is an apocalyptic number.
It is an amenable number.
290130488 is a deficient number, since it is larger than the sum of its proper divisors (273629512).
290130488 is a wasteful number, since it uses less digits than its factorization.
290130488 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 4655 (or 4651 counting only the distinct ones).
The product of its (nonzero) digits is 13824, while the sum is 35.
The square root of 290130488 is about 17033.2171946465. The cubic root of 290130488 is about 662.0098573755.
The spelling of 290130488 in words is "two hundred ninety million, one hundred thirty thousand, four hundred eighty-eight".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.070 sec. • engine limits •