Base | Representation |
---|---|
bin | 111011111100001… |
… | …1011010101110000 |
3 | 12012011120122111201 |
4 | 1313320123111300 |
5 | 13104341441002 |
6 | 531324420544 |
7 | 100561414165 |
oct | 16770332560 |
9 | 5164518451 |
10 | 2011280752 |
11 | 942351aa8 |
12 | 4816a7754 |
13 | 2608c6b70 |
14 | 15119406c |
15 | bb890087 |
hex | 77e1b570 |
2011280752 has 20 divisors (see below), whose sum is σ = 4196615080. Its totient is φ = 928283328.
The previous prime is 2011280731. The next prime is 2011280767. The reversal of 2011280752 is 2570821102.
It is a self number, because there is not a number n which added to its sum of digits gives 2011280752.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 4834602 + ... + 4835017.
It is an arithmetic number, because the mean of its divisors is an integer number (209830754).
Almost surely, 22011280752 is an apocalyptic number.
It is an amenable number.
2011280752 is an abundant number, since it is smaller than the sum of its proper divisors (2185334328).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
2011280752 is a wasteful number, since it uses less digits than its factorization.
2011280752 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 9669640 (or 9669634 counting only the distinct ones).
The product of its (nonzero) digits is 2240, while the sum is 28.
The square root of 2011280752 is about 44847.3048465568. The cubic root of 2011280752 is about 1262.2854196235.
The spelling of 2011280752 in words is "two billion, eleven million, two hundred eighty thousand, seven hundred fifty-two".
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