Base | Representation |
---|---|
bin | 1101101111111001100101… |
… | …11110011010110101110101 |
3 | 10222001020222210221211220012 |
4 | 12313330302332122311311 |
5 | 12430314422241121323 |
6 | 144144524100350005 |
7 | 6240162101021351 |
oct | 667746276326565 |
9 | 128036883854805 |
10 | 30233130020213 |
11 | 96a68867a184a |
12 | 34834720a5305 |
13 | 13b3c8342c783 |
14 | 767411486461 |
15 | 376676a50678 |
hex | 1b7f32f9ad75 |
30233130020213 has 4 divisors (see below), whose sum is σ = 30234208608768. Its totient is φ = 30232051431660.
The previous prime is 30233130020173. The next prime is 30233130020251. The reversal of 30233130020213 is 31202003133203.
It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.
It is a cyclic number.
It is not a de Polignac number, because 30233130020213 - 232 = 30228835052917 is a prime.
It is a Duffinian number.
It is a Curzon number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (30233130025213) by changing a digit.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 539252231 + ... + 539308292.
It is an arithmetic number, because the mean of its divisors is an integer number (7558552152192).
Almost surely, 230233130020213 is an apocalyptic number.
It is an amenable number.
30233130020213 is a deficient number, since it is larger than the sum of its proper divisors (1078588555).
30233130020213 is a wasteful number, since it uses less digits than its factorization.
30233130020213 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 1078588554.
The product of its (nonzero) digits is 1944, while the sum is 23.
Adding to 30233130020213 its reverse (31202003133203), we get a palindrome (61435133153416).
The spelling of 30233130020213 in words is "thirty trillion, two hundred thirty-three billion, one hundred thirty million, twenty thousand, two hundred thirteen".
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