Base | Representation |
---|---|
bin | 111100001110010… |
… | …1010110010110000 |
3 | 12012211110022201100 |
4 | 1320130222302300 |
5 | 13114304444412 |
6 | 532304204400 |
7 | 101035233321 |
oct | 17034526260 |
9 | 5184408640 |
10 | 2020781232 |
11 | 947750938 |
12 | 484909700 |
13 | 262872252 |
14 | 152548448 |
15 | bc619edc |
hex | 7872acb0 |
2020781232 has 30 divisors (see below), whose sum is σ = 5655381212. Its totient is φ = 673593696.
The previous prime is 2020781167. The next prime is 2020781251. The reversal of 2020781232 is 2321870202.
It is a happy number.
It is a junction number, because it is equal to n+sod(n) for n = 2020781196 and 2020781205.
It is an unprimeable number.
It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 7016458 + ... + 7016745.
Almost surely, 22020781232 is an apocalyptic number.
It is an amenable number.
2020781232 is an abundant number, since it is smaller than the sum of its proper divisors (3634599980).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
2020781232 is a wasteful number, since it uses less digits than its factorization.
2020781232 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 14033217 (or 14033208 counting only the distinct ones).
The product of its (nonzero) digits is 2688, while the sum is 27.
The square root of 2020781232 is about 44953.1003602644. The cubic root of 2020781232 is about 1264.2698076766.
The spelling of 2020781232 in words is "two billion, twenty million, seven hundred eighty-one thousand, two hundred thirty-two".
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