Base | Representation |
---|---|
bin | 1101111001011101010011… |
… | …01111101011111110101100 |
3 | 11000012122200021120120210121 |
4 | 12330232221233223332230 |
5 | 13001210013240131302 |
6 | 144555435553414324 |
7 | 6302666312121106 |
oct | 674565157537654 |
9 | 130178607516717 |
10 | 30561540161452 |
11 | 9813092757713 |
12 | 3517045b6a3a4 |
13 | 1408c3012b631 |
14 | 77928781c576 |
15 | 37ee9848de37 |
hex | 1bcba9bebfac |
30561540161452 has 24 divisors (see below), whose sum is σ = 58009924874160. Its totient is φ = 14031123171840.
The previous prime is 30561540161443. The next prime is 30561540161479. The reversal of 30561540161452 is 25416104516503.
It is a junction number, because it is equal to n+sod(n) for n = 30561540161399 and 30561540161408.
It is an unprimeable number.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 5480904702 + ... + 5480910277.
It is an arithmetic number, because the mean of its divisors is an integer number (2417080203090).
Almost surely, 230561540161452 is an apocalyptic number.
It is an amenable number.
30561540161452 is a deficient number, since it is larger than the sum of its proper divisors (27448384712708).
30561540161452 is a wasteful number, since it uses less digits than its factorization.
30561540161452 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 10961815041 (or 10961815039 counting only the distinct ones).
The product of its (nonzero) digits is 432000, while the sum is 43.
Adding to 30561540161452 its reverse (25416104516503), we get a palindrome (55977644677955).
The spelling of 30561540161452 in words is "thirty trillion, five hundred sixty-one billion, five hundred forty million, one hundred sixty-one thousand, four hundred fifty-two".
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