Base | Representation |
---|---|
bin | 1010000111011… |
… | …11110100100010 |
3 | 12220200202112120 |
4 | 11003233310202 |
5 | 133211242021 |
6 | 12231005110 |
7 | 2050240461 |
oct | 503576442 |
9 | 186622476 |
10 | 84868386 |
11 | 439a6969 |
12 | 24509796 |
13 | 147762a5 |
14 | b3b29d8 |
15 | 76b62c6 |
hex | 50efd22 |
84868386 has 32 divisors (see below), whose sum is σ = 180543168. Its totient is φ = 26503680.
The previous prime is 84868379. The next prime is 84868387. The reversal of 84868386 is 68386848.
It is a Harshad number since it is a multiple of its sum of digits (51).
It is not an unprimeable number, because it can be changed into a prime (84868387) by changing a digit.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 21981 + ... + 25551.
It is an arithmetic number, because the mean of its divisors is an integer number (5641974).
Almost surely, 284868386 is an apocalyptic number.
84868386 is an abundant number, since it is smaller than the sum of its proper divisors (95674782).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
84868386 is a wasteful number, since it uses less digits than its factorization.
84868386 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 3826.
The product of its digits is 1769472, while the sum is 51.
The square root of 84868386 is about 9212.4039208016. The cubic root of 84868386 is about 439.4559149507.
The spelling of 84868386 in words is "eighty-four million, eight hundred sixty-eight thousand, three hundred eighty-six".
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