Base | Representation |
---|---|
bin | 11101001011110… |
… | …000001100001100 |
3 | 1021010022021200211 |
4 | 131023300030030 |
5 | 2000320321421 |
6 | 120330132204 |
7 | 15063463150 |
oct | 3513601414 |
9 | 1233267624 |
10 | 489620236 |
11 | 231417a26 |
12 | 117b81064 |
13 | 7a58c721 |
14 | 49053060 |
15 | 2ceb79e1 |
hex | 1d2f030c |
489620236 has 12 divisors (see below), whose sum is σ = 979240528. Its totient is φ = 209837232.
The previous prime is 489620233. The next prime is 489620273. The reversal of 489620236 is 632026984.
489620236 is an admirable number.
It is not an unprimeable number, because it can be changed into a prime (489620233) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (13) of ones.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 8743191 + ... + 8743246.
Almost surely, 2489620236 is an apocalyptic number.
It is an amenable number.
489620236 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
489620236 is a wasteful number, since it uses less digits than its factorization.
489620236 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 17486448 (or 17486446 counting only the distinct ones).
The product of its (nonzero) digits is 124416, while the sum is 40.
The square root of 489620236 is about 22127.3639641056. The cubic root of 489620236 is about 788.1697930043.
The spelling of 489620236 in words is "four hundred eighty-nine million, six hundred twenty thousand, two hundred thirty-six".
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