Base | Representation |
---|---|
bin | 1101101111000001100000… |
… | …10010101011110111110101 |
3 | 10221221101021102002000211211 |
4 | 12313200300102223313311 |
5 | 12424321241134331013 |
6 | 144123024223201421 |
7 | 6235044666023662 |
oct | 667406022536765 |
9 | 127841242060754 |
10 | 30203020230133 |
11 | 969503558a913 |
12 | 347966a446271 |
13 | 13b11953a6a3a |
14 | 765b9661ca69 |
15 | 3759b348b23d |
hex | 1b78304abdf5 |
30203020230133 has 4 divisors (see below), whose sum is σ = 30203056916640. Its totient is φ = 30202983543628.
The previous prime is 30203020230113. The next prime is 30203020230151. The reversal of 30203020230133 is 33103202030203.
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 30203020230133 - 29 = 30203020229621 is a prime.
It is a Duffinian number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (30203020230113) 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, 17079313 + ... + 18764566.
It is an arithmetic number, because the mean of its divisors is an integer number (7550764229160).
Almost surely, 230203020230133 is an apocalyptic number.
It is an amenable number.
30203020230133 is a deficient number, since it is larger than the sum of its proper divisors (36686507).
30203020230133 is an equidigital number, since it uses as much as digits as its factorization.
30203020230133 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 36686506.
The product of its (nonzero) digits is 1944, while the sum is 22.
Adding to 30203020230133 its reverse (33103202030203), we get a palindrome (63306222260336).
The spelling of 30203020230133 in words is "thirty trillion, two hundred three billion, twenty million, two hundred thirty thousand, one hundred thirty-three".
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