| Base | Representation |
|---|---|
| bin | 1110001110100111001… |
| … | …0001100111011001000 |
| 3 | 212100221110202221011101 |
| 4 | 3203221302030323020 |
| 5 | 13001103221420130 |
| 6 | 304143330311144 |
| 7 | 23442314200555 |
| oct | 3435162147310 |
| 9 | 770843687141 |
| 10 | 244440420040 |
| 11 | 94737276573 |
| 12 | 3b45a7284b4 |
| 13 | 1a0873174cb |
| 14 | bb8c2c9a2c |
| 15 | 6559bcb1ca |
| hex | 38e9c8cec8 |
244440420040 has 64 divisors (see below), whose sum is σ = 568060416000. Its totient is φ = 94567461120.
The previous prime is 244440420019. The next prime is 244440420083. The reversal of 244440420040 is 40024044442.
244440420040 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.
It is a super-2 number, since 2×2444404200402 (a number of 24 digits) contains 22 as substring.
It is a junction number, because it is equal to n+sod(n) for n = 244440419990 and 244440420008.
It is an unprimeable number.
It is a pernicious number, because its binary representation contains a prime number (19) of ones.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 2125126 + ... + 2237194.
It is an arithmetic number, because the mean of its divisors is an integer number (8875944000).
Almost surely, 2244440420040 is an apocalyptic number.
244440420040 is a gapful number since it is divisible by the number (20) formed by its first and last digit.
It is an amenable number.
It is a practical number, because each smaller number is the sum of distinct divisors of 244440420040, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (284030208000).
244440420040 is an abundant number, since it is smaller than the sum of its proper divisors (323619995960).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
244440420040 is a wasteful number, since it uses less digits than its factorization.
244440420040 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 113870 (or 113866 counting only the distinct ones).
The product of its (nonzero) digits is 16384, while the sum is 28.
Adding to 244440420040 its reverse (40024044442), we get a palindrome (284464464482).
The spelling of 244440420040 in words is "two hundred forty-four billion, four hundred forty million, four hundred twenty thousand, forty".
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