Base | Representation |
---|---|
bin | 101000001001011100… |
… | …1000000000010011010 |
3 | 22020112120010201112210 |
4 | 1100102321000002122 |
5 | 2403032331400140 |
6 | 103335054015550 |
7 | 6141343162401 |
oct | 1202271000232 |
9 | 266476121483 |
10 | 86216278170 |
11 | 33622928960 |
12 | 148617a75b6 |
13 | 818cc67219 |
14 | 425c5a6638 |
15 | 23990c8d80 |
hex | 1412e4009a |
86216278170 has 128 divisors (see below), whose sum is σ = 228573757440. Its totient is φ = 20638586880.
The previous prime is 86216278139. The next prime is 86216278177. The reversal of 86216278170 is 7187261268.
It is not an unprimeable number, because it can be changed into a prime (86216278177) by changing a digit.
It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 15329979 + ... + 15335601.
It is an arithmetic number, because the mean of its divisors is an integer number (1785732480).
Almost surely, 286216278170 is an apocalyptic number.
It is a practical number, because each smaller number is the sum of distinct divisors of 86216278170, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (114286878720).
86216278170 is an abundant number, since it is smaller than the sum of its proper divisors (142357479270).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
86216278170 is a wasteful number, since it uses less digits than its factorization.
86216278170 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 6220.
The product of its (nonzero) digits is 451584, while the sum is 48.
The spelling of 86216278170 in words is "eighty-six billion, two hundred sixteen million, two hundred seventy-eight thousand, one hundred seventy".
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