Base | Representation |
---|---|
bin | 1011101110000000110… |
… | …1110110100001111110 |
3 | 201020200001100000201110 |
4 | 2323200031312201332 |
5 | 11244311014120410 |
6 | 232253445222450 |
7 | 20355102442563 |
oct | 2734015664176 |
9 | 636601300643 |
10 | 201330223230 |
11 | 78424731644 |
12 | 33029101a26 |
13 | 15ca6aa9906 |
14 | 9a5ca2c86a |
15 | 5385134720 |
hex | 2ee037687e |
201330223230 has 64 divisors (see below), whose sum is σ = 499571306496. Its totient is φ = 51873696000.
The previous prime is 201330223187. The next prime is 201330223271. The reversal of 201330223230 is 32322033102.
It is a junction number, because it is equal to n+sod(n) for n = 201330223197 and 201330223206.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 415290 + ... + 758370.
It is an arithmetic number, because the mean of its divisors is an integer number (7805801664).
Almost surely, 2201330223230 is an apocalyptic number.
It is a practical number, because each smaller number is the sum of distinct divisors of 201330223230, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (249785653248).
201330223230 is an abundant number, since it is smaller than the sum of its proper divisors (298241083266).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
201330223230 is a wasteful number, since it uses less digits than its factorization.
201330223230 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 343753.
The product of its (nonzero) digits is 1296, while the sum is 21.
Adding to 201330223230 its reverse (32322033102), we get a palindrome (233652256332).
The spelling of 201330223230 in words is "two hundred one billion, three hundred thirty million, two hundred twenty-three thousand, two hundred thirty".
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