Base | Representation |
---|---|
bin | 1011010000001011… |
… | …0101101000111000 |
3 | 21210111212120000221 |
4 | 2310002311220320 |
5 | 22141241032442 |
6 | 1215422505424 |
7 | 134566016662 |
oct | 26402655070 |
9 | 7714776027 |
10 | 3020642872 |
11 | 131008a775 |
12 | 703735274 |
13 | 391a61460 |
14 | 20925b532 |
15 | 12a2c0467 |
hex | b40b5a38 |
3020642872 has 32 divisors (see below), whose sum is σ = 6102154800. Its totient is φ = 1393507584.
The previous prime is 3020642861. The next prime is 3020642893. The reversal of 3020642872 is 2782460203.
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, 283579 + ... + 294037.
Almost surely, 23020642872 is an apocalyptic number.
It is an amenable number.
3020642872 is an abundant number, since it is smaller than the sum of its proper divisors (3081511928).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
3020642872 is a wasteful number, since it uses less digits than its factorization.
3020642872 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 13255 (or 13251 counting only the distinct ones).
The product of its (nonzero) digits is 32256, while the sum is 34.
The square root of 3020642872 is about 54960.3754717888. The cubic root of 3020642872 is about 1445.5500309860.
The spelling of 3020642872 in words is "three billion, twenty million, six hundred forty-two thousand, eight hundred seventy-two".
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