Base | Representation |
---|---|
bin | 101000001000000110… |
… | …0000011001011111010 |
3 | 22020102101211022111000 |
4 | 1100100030003023322 |
5 | 2402434230041104 |
6 | 103330354145430 |
7 | 6140252622525 |
oct | 1202014031372 |
9 | 266371738430 |
10 | 86170940154 |
11 | 335aa281822 |
12 | 1484a582276 |
13 | 8183751ab0 |
14 | 4256563bbc |
15 | 2395120639 |
hex | 14103032fa |
86170940154 has 64 divisors (see below), whose sum is σ = 206441786880. Its totient is φ = 26485755840.
The previous prime is 86170940117. The next prime is 86170940201. The reversal of 86170940154 is 45104907168.
It is an unprimeable number.
It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 595359 + ... + 725805.
It is an arithmetic number, because the mean of its divisors is an integer number (3225652920).
Almost surely, 286170940154 is an apocalyptic number.
It is a practical number, because each smaller number is the sum of distinct divisors of 86170940154, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (103220893440).
86170940154 is an abundant number, since it is smaller than the sum of its proper divisors (120270846726).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
86170940154 is a wasteful number, since it uses less digits than its factorization.
86170940154 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 131412 (or 131406 counting only the distinct ones).
The product of its (nonzero) digits is 241920, while the sum is 45.
The spelling of 86170940154 in words is "eighty-six billion, one hundred seventy million, nine hundred forty thousand, one hundred fifty-four".
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