Base | Representation |
---|---|
bin | 1110010001100001110… |
… | …1100001111100000100 |
3 | 212102222001100001102000 |
4 | 3210120131201330010 |
5 | 13004204210431434 |
6 | 304353143145300 |
7 | 23500603420650 |
oct | 3443035417404 |
9 | 772861301360 |
10 | 245223530244 |
11 | 94aa9320890 |
12 | 3b638a45230 |
13 | 1a180635824 |
14 | bc242d9a60 |
15 | 65a3818b99 |
hex | 3918761f04 |
245223530244 has 192 divisors, whose sum is σ = 793536307200. Its totient is φ = 63622540800.
The previous prime is 245223530243. The next prime is 245223530249. The reversal of 245223530244 is 442035322542.
245223530244 is a `hidden beast` number, since 2 + 45 + 22 + 353 + 0 + 244 = 666.
It is a Harshad number since it is a multiple of its sum of digits (36).
It is a junction number, because it is equal to n+sod(n) for n = 245223530199 and 245223530208.
It is not an unprimeable number, because it can be changed into a prime (245223530243) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (17) of ones.
It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 7559692 + ... + 7592060.
It is an arithmetic number, because the mean of its divisors is an integer number (4133001600).
Almost surely, 2245223530244 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 245223530244, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (396768153600).
245223530244 is an abundant number, since it is smaller than the sum of its proper divisors (548312776956).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
245223530244 is a wasteful number, since it uses less digits than its factorization.
245223530244 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 33311 (or 33303 counting only the distinct ones).
The product of its (nonzero) digits is 230400, while the sum is 36.
Adding to 245223530244 its reverse (442035322542), we get a palindrome (687258852786).
The spelling of 245223530244 in words is "two hundred forty-five billion, two hundred twenty-three million, five hundred thirty thousand, two hundred forty-four".
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