Base | Representation |
---|---|
bin | 1010000011011… |
… | …01001100010010 |
3 | 12212200120120200 |
4 | 11001231030102 |
5 | 133042131310 |
6 | 12211320030 |
7 | 2042551524 |
oct | 501551422 |
9 | 185616520 |
10 | 84333330 |
11 | 43670974 |
12 | 242b0016 |
13 | 146198a3 |
14 | b2b3a14 |
15 | 760c9c0 |
hex | 506d312 |
84333330 has 96 divisors (see below), whose sum is σ = 228953088. Its totient is φ = 21513600.
The previous prime is 84333289. The next prime is 84333331. The reversal of 84333330 is 3333348.
It is a super-2 number, since 2×843333302 = 14224221097777800, which contains 22 as substring.
It is a nialpdrome in base 10.
It is a junction number, because it is equal to n+sod(n) for n = 84333294 and 84333303.
It is not an unprimeable number, because it can be changed into a prime (84333331) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (11) of ones.
It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 465840 + ... + 466020.
It is an arithmetic number, because the mean of its divisors is an integer number (2384928).
Almost surely, 284333330 is an apocalyptic number.
It is a practical number, because each smaller number is the sum of distinct divisors of 84333330, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (114476544).
84333330 is an abundant number, since it is smaller than the sum of its proper divisors (144619758).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
84333330 is a wasteful number, since it uses less digits than its factorization.
84333330 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 392 (or 389 counting only the distinct ones).
The product of its (nonzero) digits is 7776, while the sum is 27.
The square root of 84333330 is about 9183.3180278154. The cubic root of 84333330 is about 438.5304450976.
Adding to 84333330 its reverse (3333348), we get a palindrome (87666678).
The spelling of 84333330 in words is "eighty-four million, three hundred thirty-three thousand, three hundred thirty".
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