Base | Representation |
---|---|
bin | 10010111010110001… |
… | …100000100111111010 |
3 | 1221102200021011000002 |
4 | 102322301200213322 |
5 | 313100213110132 |
6 | 13155402513002 |
7 | 1316246064542 |
oct | 227261404772 |
9 | 57380234002 |
10 | 20313410042 |
11 | 8684432692 |
12 | 3b2ab05762 |
13 | 1bb95bc473 |
14 | da9b8a322 |
15 | 7dd528262 |
hex | 4bac609fa |
20313410042 has 32 divisors (see below), whose sum is σ = 31323687120. Its totient is φ = 9876602880.
The previous prime is 20313410027. The next prime is 20313410077. The reversal of 20313410042 is 24001431302.
It can be written as a sum of positive squares in 8 ways, for example, as 5314264201 + 14999145841 = 72899^2 + 122471^2 .
It is a junction number, because it is equal to n+sod(n) for n = 20313409996 and 20313410023.
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, 4293134 + ... + 4297862.
Almost surely, 220313410042 is an apocalyptic number.
20313410042 is a deficient number, since it is larger than the sum of its proper divisors (11010277078).
20313410042 is a wasteful number, since it uses less digits than its factorization.
20313410042 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 5186.
The product of its (nonzero) digits is 576, while the sum is 20.
Adding to 20313410042 its reverse (24001431302), we get a palindrome (44314841344).
The spelling of 20313410042 in words is "twenty billion, three hundred thirteen million, four hundred ten thousand, forty-two".
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