Base | Representation |
---|---|
bin | 1101100100000110101… |
… | …1101111111000001000 |
3 | 211021111021110210001210 |
4 | 3121001223233320020 |
5 | 12304221214040240 |
6 | 255015210213120 |
7 | 22556464125231 |
oct | 3310153577010 |
9 | 737437423053 |
10 | 233030221320 |
11 | 8a911537376 |
12 | 391b54241a0 |
13 | 18c8941a430 |
14 | b3c8b5c088 |
15 | 60dd111780 |
hex | 3641aefe08 |
233030221320 has 128 divisors (see below), whose sum is σ = 753081235200. Its totient is φ = 57344953344.
The previous prime is 233030221313. The next prime is 233030221321. The reversal of 233030221320 is 23122030332.
233030221320 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.
It is not an unprimeable number, because it can be changed into a prime (233030221321) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (19) of ones.
It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 6006946 + ... + 6045614.
It is an arithmetic number, because the mean of its divisors is an integer number (5883447150).
Almost surely, 2233030221320 is an apocalyptic number.
233030221320 is a gapful number since it is divisible by the number (20) formed by its first and last digit.
It is an amenable number.
It is a practical number, because each smaller number is the sum of distinct divisors of 233030221320, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (376540617600).
233030221320 is an abundant number, since it is smaller than the sum of its proper divisors (520051013880).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
233030221320 is a wasteful number, since it uses less digits than its factorization.
233030221320 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 42559 (or 42555 counting only the distinct ones).
The product of its (nonzero) digits is 1296, while the sum is 21.
Adding to 233030221320 its reverse (23122030332), we get a palindrome (256152251652).
The spelling of 233030221320 in words is "two hundred thirty-three billion, thirty million, two hundred twenty-one thousand, three hundred twenty".
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