Base | Representation |
---|---|
bin | 10010111010001001… |
… | …111100000000111010 |
3 | 1221101221202010010212 |
4 | 102322021330000322 |
5 | 313040034131344 |
6 | 13154352311122 |
7 | 1316061651110 |
oct | 227211740072 |
9 | 57357663125 |
10 | 20303036474 |
11 | 8679597896 |
12 | 3b275424a2 |
13 | 1bb73c9866 |
14 | da8649ab0 |
15 | 7dc67979e |
hex | 4ba27c03a |
20303036474 has 32 divisors (see below), whose sum is σ = 36023961600. Its totient is φ = 8396922240.
The previous prime is 20303036461. The next prime is 20303036497. The reversal of 20303036474 is 47463030302.
It is a self number, because there is not a number n which added to its sum of digits gives 20303036474.
It is an unprimeable number.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 845222 + ... + 868910.
It is an arithmetic number, because the mean of its divisors is an integer number (1125748800).
Almost surely, 220303036474 is an apocalyptic number.
20303036474 is a deficient number, since it is larger than the sum of its proper divisors (15720925126).
20303036474 is a wasteful number, since it uses less digits than its factorization.
20303036474 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 25838.
The product of its (nonzero) digits is 36288, while the sum is 32.
Adding to 20303036474 its reverse (47463030302), we get a palindrome (67766066776).
The spelling of 20303036474 in words is "twenty billion, three hundred three million, thirty-six thousand, four hundred seventy-four".
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