Base | Representation |
---|---|
bin | 110010010001111010001011… |
… | …111001001101101001111111 |
3 | 1001222222010000022000102210211 |
4 | 302101322023321031221333 |
5 | 212441020423001424043 |
6 | 2102151040230013251 |
7 | 64402222465040662 |
oct | 6221721371155177 |
9 | 1058863008012724 |
10 | 221133033233023 |
11 | 64506aa137425a |
12 | 209750914a7227 |
13 | 96509a8c61bc2 |
14 | 3c86c7856b6d9 |
15 | 1a8729e95aa9d |
hex | c91e8be4da7f |
221133033233023 has 4 divisors (see below), whose sum is σ = 221133144673728. Its totient is φ = 221132921792320.
The previous prime is 221133033233011. The next prime is 221133033233051. The reversal of 221133033233023 is 320332330331122.
It is a semiprime because it is the product of two primes.
It is a cyclic number.
It is a de Polignac number, because none of the positive numbers 2k-221133033233023 is a prime.
It is a Duffinian number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (221133033273023) by changing a digit.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 52688911 + ... + 56730832.
It is an arithmetic number, because the mean of its divisors is an integer number (55283286168432).
Almost surely, 2221133033233023 is an apocalyptic number.
221133033233023 is a deficient number, since it is larger than the sum of its proper divisors (111440705).
221133033233023 is a wasteful number, since it uses less digits than its factorization.
221133033233023 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 111440704.
The product of its (nonzero) digits is 34992, while the sum is 31.
Adding to 221133033233023 its reverse (320332330331122), we get a palindrome (541465363564145).
The spelling of 221133033233023 in words is "two hundred twenty-one trillion, one hundred thirty-three billion, thirty-three million, two hundred thirty-three thousand, twenty-three".
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