Base | Representation |
---|---|
bin | 10001111001101101101… |
… | …101100010100100011111 |
3 | 11100121100211210011210111 |
4 | 101321231231202210133 |
5 | 130123423013120104 |
6 | 2341051403150451 |
7 | 154610351346046 |
oct | 21715555424437 |
9 | 4317324704714 |
10 | 1230201301279 |
11 | 4347a8621815 |
12 | 17a507b15427 |
13 | 8c0135a1492 |
14 | 437835b355d |
15 | 22001329404 |
hex | 11e6db6291f |
1230201301279 has 2 divisors, whose sum is σ = 1230201301280. Its totient is φ = 1230201301278.
The previous prime is 1230201301207. The next prime is 1230201301289. The reversal of 1230201301279 is 9721031020321.
It is a strong prime.
It is an emirp because it is prime and its reverse (9721031020321) is a distict prime.
It is a cyclic number.
It is not a de Polignac number, because 1230201301279 - 219 = 1230200776991 is a prime.
It is a self number, because there is not a number n which added to its sum of digits gives 1230201301279.
It is a congruent number.
It is not a weakly prime, because it can be changed into another prime (1230201301289) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (23) of ones.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 615100650639 + 615100650640.
It is an arithmetic number, because the mean of its divisors is an integer number (615100650640).
Almost surely, 21230201301279 is an apocalyptic number.
1230201301279 is a deficient number, since it is larger than the sum of its proper divisors (1).
1230201301279 is an equidigital number, since it uses as much as digits as its factorization.
1230201301279 is an odious number, because the sum of its binary digits is odd.
The product of its (nonzero) digits is 4536, while the sum is 31.
The spelling of 1230201301279 in words is "one trillion, two hundred thirty billion, two hundred one million, three hundred one thousand, two hundred seventy-nine".
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