Base | Representation |
---|---|
bin | 11101011000001011010… |
… | …100010101111110011100 |
3 | 21010222221100111002222120 |
4 | 131120023110111332130 |
5 | 231034023033331023 |
6 | 4143233555342540 |
7 | 265566232132326 |
oct | 35301324257634 |
9 | 7128840432876 |
10 | 2018824511388 |
11 | 7091a6895913 |
12 | 2873182b1a50 |
13 | 1184b354a4c9 |
14 | 6d9d69c6616 |
15 | 377aa9508e3 |
hex | 1d60b515f9c |
2018824511388 has 192 divisors, whose sum is σ = 5200703692800. Its totient is φ = 606679476480.
The previous prime is 2018824511339. The next prime is 2018824511477. The reversal of 2018824511388 is 8831154288102.
It is a self number, because there is not a number n which added to its sum of digits gives 2018824511388.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 969189795 + ... + 969191877.
It is an arithmetic number, because the mean of its divisors is an integer number (27086998400).
Almost surely, 22018824511388 is an apocalyptic number.
It is an amenable number.
It is a practical number, because each smaller number is the sum of distinct divisors of 2018824511388, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (2600351846400).
2018824511388 is an abundant number, since it is smaller than the sum of its proper divisors (3181879181412).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
2018824511388 is a wasteful number, since it uses less digits than its factorization.
2018824511388 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 2992 (or 2990 counting only the distinct ones).
The product of its (nonzero) digits is 983040, while the sum is 51.
The spelling of 2018824511388 in words is "two trillion, eighteen billion, eight hundred twenty-four million, five hundred eleven thousand, three hundred eighty-eight".
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