Base | Representation |
---|---|
bin | 100010011100110101011001… |
… | …1010100111110001011100100 |
3 | 1110201221101201212102111100112 |
4 | 1010321222303110332023210 |
5 | 304204321202043034340 |
6 | 2552254042004232152 |
7 | 120554130100051154 |
oct | 10471526324761344 |
9 | 1421841655374315 |
10 | 303030131221220 |
11 | 886113a2105717 |
12 | 29ba132999b658 |
13 | 100118075523b0 |
14 | 54b8a45374764 |
15 | 250779849c065 |
hex | 1139ab353e2e4 |
303030131221220 has 48 divisors (see below), whose sum is σ = 685317035020800. Its totient is φ = 111887601388416.
The previous prime is 303030131221211. The next prime is 303030131221309. The reversal of 303030131221220 is 22122131030303.
It is an unprimeable number.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 66807989 + ... + 71199491.
It is an arithmetic number, because the mean of its divisors is an integer number (14277438229600).
Almost surely, 2303030131221220 is an apocalyptic number.
It is an amenable number.
303030131221220 is an abundant number, since it is smaller than the sum of its proper divisors (382286903799580).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
303030131221220 is a wasteful number, since it uses less digits than its factorization.
303030131221220 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 4656924 (or 4656922 counting only the distinct ones).
The product of its (nonzero) digits is 1296, while the sum is 23.
Adding to 303030131221220 its reverse (22122131030303), we get a palindrome (325152262251523).
The spelling of 303030131221220 in words is "three hundred three trillion, thirty billion, one hundred thirty-one million, two hundred twenty-one thousand, two hundred twenty".
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