Base | Representation |
---|---|
bin | 11101010110110101010… |
… | …010010100100100000100 |
3 | 21010212012202112021200102 |
4 | 131112311102110210010 |
5 | 231023044033000430 |
6 | 4142434435103232 |
7 | 265515404522540 |
oct | 35266522244404 |
9 | 7125182467612 |
10 | 2017381140740 |
11 | 708626074109 |
12 | 286b94a41b18 |
13 | 1183134c4c34 |
14 | 6d8db024a20 |
15 | 37723d90345 |
hex | 1d5b5494904 |
2017381140740 has 96 divisors (see below), whose sum is σ = 4887053740800. Its totient is φ = 685198932480.
The previous prime is 2017381140713. The next prime is 2017381140787. The reversal of 2017381140740 is 470411837102.
It is a junction number, because it is equal to n+sod(n) for n = 2017381140694 and 2017381140703.
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, 117356066 + ... + 117373254.
It is an arithmetic number, because the mean of its divisors is an integer number (50906809800).
Almost surely, 22017381140740 is an apocalyptic number.
2017381140740 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 2017381140740, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (2443526870400).
2017381140740 is an abundant number, since it is smaller than the sum of its proper divisors (2869672600060).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
2017381140740 is a wasteful number, since it uses less digits than its factorization.
2017381140740 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 25005 (or 25003 counting only the distinct ones).
The product of its (nonzero) digits is 37632, while the sum is 38.
Adding to 2017381140740 its reverse (470411837102), we get a palindrome (2487792977842).
The spelling of 2017381140740 in words is "two trillion, seventeen billion, three hundred eighty-one million, one hundred forty thousand, seven hundred forty".
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