Base | Representation |
---|---|
bin | 10011000010100011… |
… | …101101101000000100 |
3 | 1221202210000100212001 |
4 | 103002203231220010 |
5 | 313332131323022 |
6 | 13220350035044 |
7 | 1322423140435 |
oct | 230243555004 |
9 | 57683010761 |
10 | 20444011012 |
11 | 8741125077 |
12 | 3b667a8a84 |
13 | 1c0a688649 |
14 | dbd26548c |
15 | 7e9c24b27 |
hex | 4c28eda04 |
20444011012 has 24 divisors (see below), whose sum is σ = 37351444032. Its totient is φ = 9772620000.
The previous prime is 20444011009. The next prime is 20444011019. The reversal of 20444011012 is 21011044402.
It is a hoax number, since the sum of its digits (19) coincides with the sum of the digits of its distinct prime factors.
It is not an unprimeable number, because it can be changed into a prime (20444011019) by changing a digit.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 129762 + ... + 240262.
It is an arithmetic number, because the mean of its divisors is an integer number (1556310168).
Almost surely, 220444011012 is an apocalyptic number.
It is an amenable number.
20444011012 is a deficient number, since it is larger than the sum of its proper divisors (16907433020).
20444011012 is a wasteful number, since it uses less digits than its factorization.
20444011012 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 112539 (or 112537 counting only the distinct ones).
The product of its (nonzero) digits is 256, while the sum is 19.
Adding to 20444011012 its reverse (21011044402), we get a palindrome (41455055414).
The spelling of 20444011012 in words is "twenty billion, four hundred forty-four million, eleven thousand, twelve".
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