Base | Representation |
---|---|
bin | 1100111110110100001… |
… | …0101010011000111010 |
3 | 210022122122220112201000 |
4 | 3033231002222120322 |
5 | 12123221134331302 |
6 | 250242025305430 |
7 | 22053435451530 |
oct | 3175502523072 |
9 | 708578815630 |
10 | 223020230202 |
11 | 86645118940 |
12 | 37281035276 |
13 | 18052642473 |
14 | ab19558150 |
15 | 5c0442d31c |
hex | 33ed0aa63a |
223020230202 has 128 divisors (see below), whose sum is σ = 618492672000. Its totient is φ = 57870979200.
The previous prime is 223020230179. The next prime is 223020230221. The reversal of 223020230202 is 202032020322.
223020230202 is a `hidden beast` number, since 2 + 230 + 2 + 0 + 230 + 202 = 666.
It is a Harshad number since it is a multiple of its sum of digits (18).
It is an unprimeable number.
It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 4336177 + ... + 4387307.
It is an arithmetic number, because the mean of its divisors is an integer number (4831974000).
Almost surely, 2223020230202 is an apocalyptic number.
223020230202 is a gapful number since it is divisible by the number (22) formed by its first and last digit.
It is a practical number, because each smaller number is the sum of distinct divisors of 223020230202, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (309246336000).
223020230202 is an abundant number, since it is smaller than the sum of its proper divisors (395472441798).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
223020230202 is a wasteful number, since it uses less digits than its factorization.
223020230202 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 52209 (or 52203 counting only the distinct ones).
The product of its (nonzero) digits is 576, while the sum is 18.
Adding to 223020230202 its reverse (202032020322), we get a palindrome (425052250524).
The spelling of 223020230202 in words is "two hundred twenty-three billion, twenty million, two hundred thirty thousand, two hundred two".
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