Base | Representation |
---|---|
bin | 101001010101100100001… |
… | …0000100000110101000000 |
3 | 202010010110000120020010000 |
4 | 1102223020100200311000 |
5 | 1221040303433143110 |
6 | 20025542312040000 |
7 | 1124314033530303 |
oct | 122531020406500 |
9 | 22103400506100 |
10 | 5681306537280 |
11 | 18a0479479a10 |
12 | 7790aa093000 |
13 | 32298b73cc5a |
14 | 158d96108b3a |
15 | 9cbb55e01c0 |
hex | 52ac8420d40 |
5681306537280 has 280 divisors, whose sum is σ = 22046626752480. Its totient is φ = 1377286364160.
The previous prime is 5681306537273. The next prime is 5681306537329. The reversal of 5681306537280 is 827356031865.
5681306537280 is a `hidden beast` number, since 5 + 6 + 8 + 1 + 306 + 53 + 7 + 280 = 666.
It is a Harshad number since it is a multiple of its sum of digits (54).
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 39 ways as a sum of consecutive naturals, for example, 9677890 + ... + 10248129.
Almost surely, 25681306537280 is an apocalyptic number.
It is an amenable number.
5681306537280 is an abundant number, since it is smaller than the sum of its proper divisors (16365320215200).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
5681306537280 is a wasteful number, since it uses less digits than its factorization.
5681306537280 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 19926059 (or 19926040 counting only the distinct ones).
The product of its (nonzero) digits is 7257600, while the sum is 54.
The spelling of 5681306537280 in words is "five trillion, six hundred eighty-one billion, three hundred six million, five hundred thirty-seven thousand, two hundred eighty".
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