Base | Representation |
---|---|
bin | 10011001101101000101… |
… | …011101001101011001110 |
3 | 11200012221202112000012120 |
4 | 103031220223221223032 |
5 | 133112444133430410 |
6 | 2450313111513410 |
7 | 164250354211653 |
oct | 23155053515316 |
9 | 4605852460176 |
10 | 1320311233230 |
11 | 469a392a8360 |
12 | 193a75688866 |
13 | 97674103b42 |
14 | 47c90d29c2a |
15 | 2452716d570 |
hex | 13368ae9ace |
1320311233230 has 32 divisors (see below), whose sum is σ = 3456814866048. Its totient is φ = 320075450400.
The previous prime is 1320311233193. The next prime is 1320311233231. The reversal of 1320311233230 is 323321130231.
It is a self number, because there is not a number n which added to its sum of digits gives 1320311233230.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (1320311233231) 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, 2000471236 + ... + 2000471895.
It is an arithmetic number, because the mean of its divisors is an integer number (108025464564).
Almost surely, 21320311233230 is an apocalyptic number.
1320311233230 is a gapful number since it is divisible by the number (10) formed by its first and last digit.
1320311233230 is an abundant number, since it is smaller than the sum of its proper divisors (2136503632818).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
1320311233230 is a wasteful number, since it uses less digits than its factorization.
1320311233230 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 4000943152.
The product of its (nonzero) digits is 1944, while the sum is 24.
Adding to 1320311233230 its reverse (323321130231), we get a palindrome (1643632363461).
The spelling of 1320311233230 in words is "one trillion, three hundred twenty billion, three hundred eleven million, two hundred thirty-three thousand, two hundred thirty".
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