Base | Representation |
---|---|
bin | 1101101001001011101100… |
… | …11010011110000101011101 |
3 | 10221020012021012001021001012 |
4 | 12310211312122132011131 |
5 | 12413024234300304041 |
6 | 143450514232025005 |
7 | 6214411533360431 |
oct | 664456632360535 |
9 | 127205235037035 |
10 | 30002333213021 |
11 | 9617a10a37584 |
12 | 34467a0832165 |
13 | 1398291942980 |
14 | 75a1991c29c1 |
15 | 370669a5b3eb |
hex | 1b497669e15d |
30002333213021 has 16 divisors (see below), whose sum is σ = 32340405647088. Its totient is φ = 27668583321600.
The previous prime is 30002333213003. The next prime is 30002333213029. The reversal of 30002333213021 is 12031233320003.
It can be written as a sum of positive squares in 8 ways, for example, as 18454155388900 + 11548177824121 = 4295830^2 + 3398261^2 .
It is not a de Polignac number, because 30002333213021 - 238 = 29727455306077 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 (30002333213029) by changing a digit.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 89731265 + ... + 90065001.
It is an arithmetic number, because the mean of its divisors is an integer number (2021275352943).
Almost surely, 230002333213021 is an apocalyptic number.
It is an amenable number.
30002333213021 is a deficient number, since it is larger than the sum of its proper divisors (2338072434067).
30002333213021 is a wasteful number, since it uses less digits than its factorization.
30002333213021 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 340192.
The product of its (nonzero) digits is 1944, while the sum is 23.
Adding to 30002333213021 its reverse (12031233320003), we get a palindrome (42033566533024).
The spelling of 30002333213021 in words is "thirty trillion, two billion, three hundred thirty-three million, two hundred thirteen thousand, twenty-one".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.080 sec. • engine limits •