Base | Representation |
---|---|
bin | 1010001000010… |
… | …11111101000100 |
3 | 12220220121121111 |
4 | 11010023331010 |
5 | 133223433440 |
6 | 12233254404 |
7 | 2051230441 |
oct | 504137504 |
9 | 186817544 |
10 | 84983620 |
11 | 43a754a7 |
12 | 24564404 |
13 | 147b6887 |
14 | b4029c8 |
15 | 76da4ea |
hex | 510bf44 |
84983620 has 48 divisors (see below), whose sum is σ = 187246080. Its totient is φ = 32337536.
The previous prime is 84983603. The next prime is 84983623. The reversal of 84983620 is 2638948.
It is not an unprimeable number, because it can be changed into a prime (84983623) 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, 109554 + ... + 110326.
It is an arithmetic number, because the mean of its divisors is an integer number (3900960).
Almost surely, 284983620 is an apocalyptic number.
It is an amenable number.
It is a practical number, because each smaller number is the sum of distinct divisors of 84983620, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (93623040).
84983620 is an abundant number, since it is smaller than the sum of its proper divisors (102262460).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
84983620 is a wasteful number, since it uses less digits than its factorization.
84983620 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 1044 (or 1042 counting only the distinct ones).
The product of its (nonzero) digits is 82944, while the sum is 40.
The square root of 84983620 is about 9218.6560842674. The cubic root of 84983620 is about 439.6547222367.
The spelling of 84983620 in words is "eighty-four million, nine hundred eighty-three thousand, six hundred twenty".
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