Base | Representation |
---|---|
bin | 11100001010001110… |
… | …110010110000001101 |
3 | 2220001020011100012101 |
4 | 130022032302300031 |
5 | 443411010434013 |
6 | 21520155235101 |
7 | 2120200224202 |
oct | 341216626015 |
9 | 86036140171 |
10 | 30236421133 |
11 | 119067427a6 |
12 | 5a3a148a91 |
13 | 2b0b361c69 |
14 | 166b9cbca9 |
15 | bbe7798dd |
hex | 70a3b2c0d |
30236421133 has 8 divisors (see below), whose sum is σ = 30317836320. Its totient is φ = 30155112240.
The previous prime is 30236421071. The next prime is 30236421151. The reversal of 30236421133 is 33112463203.
It is a sphenic number, since it is the product of 3 distinct primes.
It is a cyclic number.
It is not a de Polignac number, because 30236421133 - 221 = 30234323981 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 (30236421433) by changing a digit.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 560403 + ... + 611983.
It is an arithmetic number, because the mean of its divisors is an integer number (3789729540).
Almost surely, 230236421133 is an apocalyptic number.
It is an amenable number.
30236421133 is a deficient number, since it is larger than the sum of its proper divisors (81415187).
30236421133 is an equidigital number, since it uses as much as digits as its factorization.
30236421133 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 53147.
The product of its (nonzero) digits is 7776, while the sum is 28.
Adding to 30236421133 its reverse (33112463203), we get a palindrome (63348884336).
The spelling of 30236421133 in words is "thirty billion, two hundred thirty-six million, four hundred twenty-one thousand, one hundred thirty-three".
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