Base | Representation |
---|---|
bin | 10011010111101010… |
… | …010110100010110100 |
3 | 1222200110020120121110 |
4 | 103113222112202310 |
5 | 320043301314022 |
6 | 13315434515020 |
7 | 1334252463243 |
oct | 232752264264 |
9 | 58613216543 |
10 | 20798073012 |
11 | 8902a740a2 |
12 | 4045295a70 |
13 | 1c65b346a2 |
14 | 10142ac95a |
15 | 81ad6200c |
hex | 4d7a968b4 |
20798073012 has 36 divisors (see below), whose sum is σ = 50730538880. Its totient is φ = 6631267632.
The previous prime is 20798073007. The next prime is 20798073029. The reversal of 20798073012 is 21037089702.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 1631812 + ... + 1644507.
Almost surely, 220798073012 is an apocalyptic number.
It is an amenable number.
20798073012 is an abundant number, since it is smaller than the sum of its proper divisors (29932465868).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
20798073012 is a wasteful number, since it uses less digits than its factorization.
20798073012 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 3276372 (or 3276347 counting only the distinct ones).
The product of its (nonzero) digits is 42336, while the sum is 39.
The spelling of 20798073012 in words is "twenty billion, seven hundred ninety-eight million, seventy-three thousand, twelve".
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