Base | Representation |
---|---|
bin | 1000011011110010010… |
… | …11111100001011100100 |
3 | 1000201000101021012121110 |
4 | 10031321023330023210 |
5 | 14222000232411202 |
6 | 341044101345020 |
7 | 26636262130023 |
oct | 4157113741344 |
9 | 1021011235543 |
10 | 289795982052 |
11 | 1019a1305615 |
12 | 481b8108170 |
13 | 21434aab375 |
14 | 10051c728ba |
15 | 781195126c |
hex | 43792fc2e4 |
289795982052 has 24 divisors (see below), whose sum is σ = 711779605600. Its totient is φ = 91514520576.
The previous prime is 289795982051. The next prime is 289795982057. The reversal of 289795982052 is 250289597982.
It is a super-2 number, since 2×2897959820522 (a number of 24 digits) contains 22 as substring.
It is not an unprimeable number, because it can be changed into a prime (289795982051) by changing a digit.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 635517277 + ... + 635517732.
Almost surely, 2289795982052 is an apocalyptic number.
It is an amenable number.
289795982052 is an abundant number, since it is smaller than the sum of its proper divisors (421983623548).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
289795982052 is a wasteful number, since it uses less digits than its factorization.
289795982052 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 1271035035 (or 1271035033 counting only the distinct ones).
The product of its (nonzero) digits is 65318400, while the sum is 66.
The spelling of 289795982052 in words is "two hundred eighty-nine billion, seven hundred ninety-five million, nine hundred eighty-two thousand, fifty-two".
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