Base | Representation |
---|---|
bin | 101110001011111011101011… |
… | …011100000100011111101111 |
3 | 222122020001101020122222112222 |
4 | 232023323223130010133233 |
5 | 203111041003111114411 |
6 | 2000004410041145555 |
7 | 60533445031346363 |
oct | 5613735334043757 |
9 | 878201336588488 |
10 | 203130133301231 |
11 | 597a6007725364 |
12 | 1a947b9278b2bb |
13 | 8946121496876 |
14 | 382379d9a52a3 |
15 | 1873d331c84db |
hex | b8beeb7047ef |
203130133301231 has 8 divisors (see below), whose sum is σ = 209684610000000. Its totient is φ = 196575774837120.
The previous prime is 203130133301209. The next prime is 203130133301311. The reversal of 203130133301231 is 132103331031302.
It is a sphenic number, since it is the product of 3 distinct primes.
It is a cyclic number.
It is a de Polignac number, because none of the positive numbers 2k-203130133301231 is a prime.
It is a super-2 number, since 2×2031301333012312 (a number of 29 digits) contains 22 as substring.
It is a Duffinian number.
It is a self number, because there is not a number n which added to its sum of digits gives 203130133301231.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (203130133301201) by changing a digit.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 26060606 + ... + 32945643.
It is an arithmetic number, because the mean of its divisors is an integer number (26210576250000).
Almost surely, 2203130133301231 is an apocalyptic number.
203130133301231 is a deficient number, since it is larger than the sum of its proper divisors (6554476698769).
203130133301231 is a wasteful number, since it uses less digits than its factorization.
203130133301231 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 59117329.
The product of its (nonzero) digits is 2916, while the sum is 26.
Adding to 203130133301231 its reverse (132103331031302), we get a palindrome (335233464332533).
The spelling of 203130133301231 in words is "two hundred three trillion, one hundred thirty billion, one hundred thirty-three million, three hundred one thousand, two hundred thirty-one".
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