Base | Representation |
---|---|
bin | 1101101111100011011111… |
… | …00000010101111010111110 |
3 | 10222000010100121122001201220 |
4 | 12313301233200111322332 |
5 | 12430121120211102110 |
6 | 144135242214414210 |
7 | 6236262004004151 |
oct | 667615740257276 |
9 | 128003317561656 |
10 | 30221260644030 |
11 | 96a1845848845 |
12 | 34810bb061366 |
13 | 13b2b11371661 |
14 | 766a06d4bc98 |
15 | 3761ce9d3370 |
hex | 1b7c6f815ebe |
30221260644030 has 16 divisors (see below), whose sum is σ = 72531025545744. Its totient is φ = 8059002838400.
The previous prime is 30221260643969. The next prime is 30221260644049. The reversal of 30221260644030 is 3044606212203.
It is a junction number, because it is equal to n+sod(n) for n = 30221260643982 and 30221260644000.
It is a congruent number.
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, 503687677371 + ... + 503687677430.
It is an arithmetic number, because the mean of its divisors is an integer number (4533189096609).
Almost surely, 230221260644030 is an apocalyptic number.
30221260644030 is a gapful number since it is divisible by the number (30) formed by its first and last digit.
30221260644030 is an abundant number, since it is smaller than the sum of its proper divisors (42309764901714).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
30221260644030 is a wasteful number, since it uses less digits than its factorization.
30221260644030 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 1007375354811.
The product of its (nonzero) digits is 41472, while the sum is 33.
Adding to 30221260644030 its reverse (3044606212203), we get a palindrome (33265866856233).
The spelling of 30221260644030 in words is "thirty trillion, two hundred twenty-one billion, two hundred sixty million, six hundred forty-four thousand, thirty".
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