Base | Representation |
---|---|
bin | 111000110101100110… |
… | …100101010010000101 |
3 | 12211112012112201221100 |
4 | 320311212211102011 |
5 | 1444441341130043 |
6 | 44011500010313 |
7 | 4260231440544 |
oct | 706546452205 |
9 | 184465481840 |
10 | 61028848773 |
11 | 23978215402 |
12 | b9b2530999 |
13 | 59a7958349 |
14 | 2d4d39015b |
15 | 18c2c31cd3 |
hex | e359a5485 |
61028848773 has 12 divisors (see below), whose sum is σ = 88170979468. Its totient is φ = 40677500160.
The previous prime is 61028848759. The next prime is 61028848781. The reversal of 61028848773 is 37784882016.
It is a happy number.
61028848773 is a `hidden beast` number, since 6 + 10 + 2 + 88 + 487 + 73 = 666.
It can be written as a sum of positive squares in 2 ways, for example, as 41096209284 + 19932639489 = 202722^2 + 141183^2 .
It is not a de Polignac number, because 61028848773 - 24 = 61028848757 is a prime.
It is a Duffinian number.
It is a Curzon number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (61028848723) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (17) of ones.
It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 653740 + ... + 741237.
Almost surely, 261028848773 is an apocalyptic number.
It is an amenable number.
61028848773 is a deficient number, since it is larger than the sum of its proper divisors (27142130695).
61028848773 is a wasteful number, since it uses less digits than its factorization.
61028848773 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 1399844 (or 1399841 counting only the distinct ones).
The product of its (nonzero) digits is 3612672, while the sum is 54.
The spelling of 61028848773 in words is "sixty-one billion, twenty-eight million, eight hundred forty-eight thousand, seven hundred seventy-three".
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