Base | Representation |
---|---|
bin | 1001000110001000111100… |
… | …00100011110010111000101 |
3 | 2121211012002102102000011200 |
4 | 10203010132010132113011 |
5 | 10110203414244440020 |
6 | 110312511352253113 |
7 | 4133052230554662 |
oct | 443043604362705 |
9 | 77735072360150 |
10 | 20002167186885 |
11 | 6411964a15684 |
12 | 22b06793a1199 |
13 | b21272296b40 |
14 | 4d2177dd6a69 |
15 | 24a480270590 |
hex | 12311e11e5c5 |
20002167186885 has 48 divisors (see below), whose sum is σ = 39302503968000. Its totient is φ = 9328945986432.
The previous prime is 20002167186857. The next prime is 20002167186917. The reversal of 20002167186885 is 58868176120002.
20002167186885 is a `hidden beast` number, since 200 + 0 + 216 + 71 + 86 + 8 + 85 = 666.
It is not a de Polignac number, because 20002167186885 - 218 = 20002166924741 is a prime.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 899771485 + ... + 899793714.
It is an arithmetic number, because the mean of its divisors is an integer number (818802166000).
Almost surely, 220002167186885 is an apocalyptic number.
It is an amenable number.
20002167186885 is a deficient number, since it is larger than the sum of its proper divisors (19300336781115).
20002167186885 is a wasteful number, since it uses less digits than its factorization.
20002167186885 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 1799565242 (or 1799565239 counting only the distinct ones).
The product of its (nonzero) digits is 2580480, while the sum is 54.
The spelling of 20002167186885 in words is "twenty trillion, two billion, one hundred sixty-seven million, one hundred eighty-six thousand, eight hundred eighty-five".
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