Base | Representation |
---|---|
bin | 10010111010001110… |
… | …011111011010011100 |
3 | 1221102000222202102011 |
4 | 102322032133122130 |
5 | 313040340330134 |
6 | 13154434041004 |
7 | 1316105051650 |
oct | 227216373234 |
9 | 57360882364 |
10 | 20304230044 |
11 | 867a23260a |
12 | 3b27a19164 |
13 | 1bb7726c07 |
14 | da887aa60 |
15 | 7dc813264 |
hex | 4ba39f69c |
20304230044 has 24 divisors (see below), whose sum is σ = 40611691008. Its totient is φ = 8701120560.
The previous prime is 20304230033. The next prime is 20304230069. The reversal of 20304230044 is 44003240302.
It is a junction number, because it is equal to n+sod(n) for n = 20304229997 and 20304230024.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 498489 + ... + 537679.
It is an arithmetic number, because the mean of its divisors is an integer number (1692153792).
Almost surely, 220304230044 is an apocalyptic number.
It is an amenable number.
20304230044 is an abundant number, since it is smaller than the sum of its proper divisors (20307460964).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
20304230044 is a wasteful number, since it uses less digits than its factorization.
20304230044 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 57705 (or 57703 counting only the distinct ones).
The product of its (nonzero) digits is 2304, while the sum is 22.
Adding to 20304230044 its reverse (44003240302), we get a palindrome (64307470346).
The spelling of 20304230044 in words is "twenty billion, three hundred four million, two hundred thirty thousand, forty-four".
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