Base | Representation |
---|---|
bin | 111000100001001001… |
… | …001001000100101000 |
3 | 12210122021122012221021 |
4 | 320201021021010220 |
5 | 1443241002233403 |
6 | 43513434422224 |
7 | 4245562655554 |
oct | 704111110450 |
9 | 183567565837 |
10 | 60685586728 |
11 | 23811482568 |
12 | b917591974 |
13 | 59517c1000 |
14 | 2d19958864 |
15 | 18a2a298bd |
hex | e21249128 |
60685586728 has 32 divisors (see below), whose sum is σ = 123263317800. Its totient is φ = 28008724224.
The previous prime is 60685586653. The next prime is 60685586729. The reversal of 60685586728 is 82768558606.
It can be written as a sum of positive squares in 4 ways, for example, as 2930923044 + 57754663684 = 54138^2 + 240322^2 .
It is not an unprimeable number, because it can be changed into a prime (60685586729) 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, 1708801 + ... + 1743952.
Almost surely, 260685586728 is an apocalyptic number.
It is an amenable number.
60685586728 is an abundant number, since it is smaller than the sum of its proper divisors (62577731072).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
60685586728 is a wasteful number, since it uses less digits than its factorization.
60685586728 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 3452798 (or 3452768 counting only the distinct ones).
The product of its (nonzero) digits is 38707200, while the sum is 61.
The spelling of 60685586728 in words is "sixty billion, six hundred eighty-five million, five hundred eighty-six thousand, seven hundred twenty-eight".
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