Base | Representation |
---|---|
bin | 10010111010001010… |
… | …010011011010101010 |
3 | 1221101221220222122002 |
4 | 102322022103122222 |
5 | 313040100213310 |
6 | 13154354331002 |
7 | 1316062530425 |
oct | 227212233252 |
9 | 57357828562 |
10 | 20303132330 |
11 | 8679652908 |
12 | 3b27589a62 |
13 | 1bb7431390 |
14 | da86729bc |
15 | 7dc697da5 |
hex | 4ba2936aa |
20303132330 has 64 divisors (see below), whose sum is σ = 39736569600. Its totient is φ = 7424524800.
The previous prime is 20303132329. The next prime is 20303132341. The reversal of 20303132330 is 3323130302.
It is an unprimeable number.
It is a pernicious number, because its binary representation contains a prime number (17) of ones.
It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 7438406 + ... + 7441134.
It is an arithmetic number, because the mean of its divisors is an integer number (620883900).
Almost surely, 220303132330 is an apocalyptic number.
20303132330 is a deficient number, since it is larger than the sum of its proper divisors (19433437270).
20303132330 is a wasteful number, since it uses less digits than its factorization.
20303132330 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 3279.
The product of its (nonzero) digits is 972, while the sum is 20.
Adding to 20303132330 its reverse (3323130302), we get a palindrome (23626262632).
The spelling of 20303132330 in words is "twenty billion, three hundred three million, one hundred thirty-two thousand, three hundred thirty".
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