Base | Representation |
---|---|
bin | 10011000111011101… |
… | …101000101100101100 |
3 | 1221222111212021200010 |
4 | 103013131220230230 |
5 | 314014213212134 |
6 | 13232445533220 |
7 | 1324442464011 |
oct | 230735505454 |
9 | 57874767603 |
10 | 20526304044 |
11 | 8783622044 |
12 | 3b8a274210 |
13 | 1c2173c64c |
14 | dca167708 |
15 | 80207cce9 |
hex | 4c7768b2c |
20526304044 has 96 divisors (see below), whose sum is σ = 50065424640. Its totient is φ = 6540403968.
The previous prime is 20526304039. The next prime is 20526304061. The reversal of 20526304044 is 44040362502.
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, 4666054 + ... + 4670450.
It is an arithmetic number, because the mean of its divisors is an integer number (521514840).
Almost surely, 220526304044 is an apocalyptic number.
It is an amenable number.
20526304044 is an abundant number, since it is smaller than the sum of its proper divisors (29539120596).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
20526304044 is a wasteful number, since it uses less digits than its factorization.
20526304044 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 4639 (or 4637 counting only the distinct ones).
The product of its (nonzero) digits is 23040, while the sum is 30.
Adding to 20526304044 its reverse (44040362502), we get a palindrome (64566666546).
The spelling of 20526304044 in words is "twenty billion, five hundred twenty-six million, three hundred four thousand, forty-four".
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