Base | Representation |
---|---|
bin | 111001010100101101… |
… | …0101001101100010111 |
3 | 102202202011001002100101 |
4 | 1302221122221230113 |
5 | 4004102430422221 |
6 | 132315122354531 |
7 | 11615365544062 |
oct | 1625132515427 |
9 | 382664032311 |
10 | 123101420311 |
11 | 482305a7101 |
12 | 1ba364bba47 |
13 | b7ba8bba0c |
14 | 5d5b1cd8d9 |
15 | 33073ced91 |
hex | 1ca96a9b17 |
123101420311 has 2 divisors, whose sum is σ = 123101420312. Its totient is φ = 123101420310.
The previous prime is 123101420293. The next prime is 123101420317. The reversal of 123101420311 is 113024101321.
It is a strong prime.
It is a cyclic number.
It is a de Polignac number, because none of the positive numbers 2k-123101420311 is a prime.
It is a congruent number.
It is not a weakly prime, because it can be changed into another prime (123101420317) by changing a digit.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 61550710155 + 61550710156.
It is an arithmetic number, because the mean of its divisors is an integer number (61550710156).
Almost surely, 2123101420311 is an apocalyptic number.
123101420311 is a deficient number, since it is larger than the sum of its proper divisors (1).
123101420311 is an equidigital number, since it uses as much as digits as its factorization.
123101420311 is an evil number, because the sum of its binary digits is even.
The product of its (nonzero) digits is 144, while the sum is 19.
Adding to 123101420311 its reverse (113024101321), we get a palindrome (236125521632).
The spelling of 123101420311 in words is "one hundred twenty-three billion, one hundred one million, four hundred twenty thousand, three hundred eleven".
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