Base | Representation |
---|---|
bin | 111001010100110000… |
… | …1100011100101011101 |
3 | 102202202021110001012001 |
4 | 1302221201203211131 |
5 | 4004103411332201 |
6 | 132315225242301 |
7 | 11615420123032 |
oct | 1625141434535 |
9 | 382667401161 |
10 | 123103230301 |
11 | 48231622a67 |
12 | 1ba37033391 |
13 | b7bb0a380c |
14 | 5d5b541389 |
15 | 330763b301 |
hex | 1ca986395d |
123103230301 has 2 divisors, whose sum is σ = 123103230302. Its totient is φ = 123103230300.
The previous prime is 123103230293. The next prime is 123103230337. The reversal of 123103230301 is 103032301321.
It is a weak prime.
It can be written as a sum of positive squares in only one way, i.e., 113168324025 + 9934906276 = 336405^2 + 99674^2 .
It is an emirp because it is prime and its reverse (103032301321) is a distict prime.
It is a cyclic number.
It is not a de Polignac number, because 123103230301 - 23 = 123103230293 is a prime.
It is a congruent number.
It is not a weakly prime, because it can be changed into another prime (123103231301) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (19) of ones.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 61551615150 + 61551615151.
It is an arithmetic number, because the mean of its divisors is an integer number (61551615151).
Almost surely, 2123103230301 is an apocalyptic number.
It is an amenable number.
123103230301 is a deficient number, since it is larger than the sum of its proper divisors (1).
123103230301 is an equidigital number, since it uses as much as digits as its factorization.
123103230301 is an odious number, because the sum of its binary digits is odd.
The product of its (nonzero) digits is 324, while the sum is 19.
Adding to 123103230301 its reverse (103032301321), we get a palindrome (226135531622).
The spelling of 123103230301 in words is "one hundred twenty-three billion, one hundred three million, two hundred thirty thousand, three hundred one".
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