Base | Representation |
---|---|
bin | 10010111011111000… |
… | …100101011100111010 |
3 | 1221110222022202022011 |
4 | 102323320211130322 |
5 | 313120000321132 |
6 | 13201310120134 |
7 | 1316563335334 |
oct | 227370453472 |
9 | 57428282264 |
10 | 20332042042 |
11 | 86939a9134 |
12 | 3b351b004a |
13 | 1bc0414010 |
14 | dac43a454 |
15 | 7deea8b47 |
hex | 4bbe2573a |
20332042042 has 64 divisors (see below), whose sum is σ = 34480404000. Its totient is φ = 8927170560.
The previous prime is 20332042037. The next prime is 20332042099. The reversal of 20332042042 is 24024023302.
It can be written as a sum of positive squares in 16 ways, for example, as 1664558401 + 18667483641 = 40799^2 + 136629^2 .
It is an unprimeable number.
It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 15390742 + ... + 15392062.
Almost surely, 220332042042 is an apocalyptic number.
20332042042 is a deficient number, since it is larger than the sum of its proper divisors (14148361958).
20332042042 is a wasteful number, since it uses less digits than its factorization.
20332042042 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 1651.
The product of its (nonzero) digits is 2304, while the sum is 22.
Adding to 20332042042 its reverse (24024023302), we get a palindrome (44356065344).
The spelling of 20332042042 in words is "twenty billion, three hundred thirty-two million, forty-two thousand, forty-two".
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