Base | Representation |
---|---|
bin | 1101110010001110110010… |
… | …11100000110101100101101 |
3 | 10222022220202021101210000202 |
4 | 12321013121130012230231 |
5 | 12433122444422344323 |
6 | 144245412345003245 |
7 | 6246026103414251 |
oct | 671073134065455 |
9 | 128286667353022 |
10 | 30313232231213 |
11 | 972785136a528 |
12 | 3496aa8183525 |
13 | 13bb6aa7a0569 |
14 | 76b24da2a261 |
15 | 3787b3eadd28 |
hex | 1b91d9706b2d |
30313232231213 has 16 divisors (see below), whose sum is σ = 31921023575040. Its totient is φ = 28706678380800.
The previous prime is 30313232231167. The next prime is 30313232231281. The reversal of 30313232231213 is 31213223231303.
It is a cyclic number.
It is not a de Polignac number, because 30313232231213 - 210 = 30313232230189 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 (30313232231413) by changing a digit.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1316981681 + ... + 1317004697.
It is an arithmetic number, because the mean of its divisors is an integer number (1995063973440).
Almost surely, 230313232231213 is an apocalyptic number.
It is an amenable number.
30313232231213 is a deficient number, since it is larger than the sum of its proper divisors (1607791343827).
30313232231213 is a wasteful number, since it uses less digits than its factorization.
30313232231213 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 46868.
The product of its (nonzero) digits is 11664, while the sum is 29.
Adding to 30313232231213 its reverse (31213223231303), we get a palindrome (61526455462516).
The spelling of 30313232231213 in words is "thirty trillion, three hundred thirteen billion, two hundred thirty-two million, two hundred thirty-one thousand, two hundred thirteen".
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