Base | Representation |
---|---|
bin | 10011001011001001… |
… | …110111100101001110 |
3 | 1222010211101111110201 |
4 | 103023021313211032 |
5 | 314131041342430 |
6 | 13242541124114 |
7 | 1326124035025 |
oct | 231311674516 |
9 | 58124344421 |
10 | 20588230990 |
11 | 8805579738 |
12 | 3ba6b5963a |
13 | 1c31512702 |
14 | dd44878bc |
15 | 8077118ca |
hex | 4cb27794e |
20588230990 has 8 divisors (see below), whose sum is σ = 37058815800. Its totient is φ = 8235292392.
The previous prime is 20588230937. The next prime is 20588231113. The reversal of 20588230990 is 9903288502.
It is a sphenic number, since it is the product of 3 distinct primes.
It is a self number, because there is not a number n which added to its sum of digits gives 20588230990.
It is a congruent number.
It is an unprimeable number.
It is a pernicious number, because its binary representation contains a prime number (19) of ones.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1029411540 + ... + 1029411559.
It is an arithmetic number, because the mean of its divisors is an integer number (4632351975).
Almost surely, 220588230990 is an apocalyptic number.
20588230990 is a deficient number, since it is larger than the sum of its proper divisors (16470584810).
20588230990 is a wasteful number, since it uses less digits than its factorization.
20588230990 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 2058823106.
The product of its (nonzero) digits is 311040, while the sum is 46.
The spelling of 20588230990 in words is "twenty billion, five hundred eighty-eight million, two hundred thirty thousand, nine hundred ninety".
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