Base | Representation |
---|---|
bin | 111011111110000… |
… | …0110001001010000 |
3 | 12012020101111210110 |
4 | 1313330012021100 |
5 | 13110113230022 |
6 | 531401201320 |
7 | 100602531150 |
oct | 16774061120 |
9 | 5166344713 |
10 | 2012242512 |
11 | 942949645 |
12 | 481a90240 |
13 | 260b72857 |
14 | 151364760 |
15 | bb9d000c |
hex | 77f06250 |
2012242512 has 40 divisors (see below), whose sum is σ = 5940907456. Its totient is φ = 574926336.
The previous prime is 2012242501. The next prime is 2012242541. The reversal of 2012242512 is 2152422102.
It is a Harshad number since it is a multiple of its sum of digits (21).
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2994073 + ... + 2994744.
Almost surely, 22012242512 is an apocalyptic number.
It is an amenable number.
2012242512 is an abundant number, since it is smaller than the sum of its proper divisors (3928664944).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
2012242512 is a wasteful number, since it uses less digits than its factorization.
2012242512 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 5988835 (or 5988829 counting only the distinct ones).
The product of its (nonzero) digits is 640, while the sum is 21.
The square root of 2012242512 is about 44858.0261714668. The cubic root of 2012242512 is about 1262.4865886495.
Adding to 2012242512 its reverse (2152422102), we get a palindrome (4164664614).
The spelling of 2012242512 in words is "two billion, twelve million, two hundred forty-two thousand, five hundred twelve".
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