Base | Representation |
---|---|
bin | 1101101001001001011101… |
… | …10001100111111011100111 |
3 | 10221020002011102110221001002 |
4 | 12310210232301213323213 |
5 | 12413014304104314421 |
6 | 143450155055223515 |
7 | 6214340000441264 |
oct | 664445661477347 |
9 | 127202142427032 |
10 | 30001131323111 |
11 | 961745455a933 |
12 | 3446506217b9b |
13 | 139812c939200 |
14 | 75a0c372026b |
15 | 3705e929ab0b |
hex | 1b492ec67ee7 |
30001131323111 has 12 divisors (see below), whose sum is σ = 32489187156720. Its totient is φ = 27691003454400.
The previous prime is 30001131323077. The next prime is 30001131323113. The reversal of 30001131323111 is 11132313110003.
It is not a de Polignac number, because 30001131323111 - 222 = 30001127128807 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 (30001131323113) by changing a digit.
It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 5527091 + ... + 9515828.
It is an arithmetic number, because the mean of its divisors is an integer number (2707432263060).
Almost surely, 230001131323111 is an apocalyptic number.
30001131323111 is a deficient number, since it is larger than the sum of its proper divisors (2488055833609).
30001131323111 is a wasteful number, since it uses less digits than its factorization.
30001131323111 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 15054746 (or 15054733 counting only the distinct ones).
The product of its (nonzero) digits is 162, while the sum is 20.
Adding to 30001131323111 its reverse (11132313110003), we get a palindrome (41133444433114).
The spelling of 30001131323111 in words is "thirty trillion, one billion, one hundred thirty-one million, three hundred twenty-three thousand, one hundred eleven".
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