Base | Representation |
---|---|
bin | 1101101111100001101100… |
… | …11000101010110101011111 |
3 | 10222000000212211101201201021 |
4 | 12313300312120222311133 |
5 | 12430112134344044411 |
6 | 144135003142425011 |
7 | 6236226156326245 |
oct | 667606630526537 |
9 | 128000784351637 |
10 | 30220302331231 |
11 | 96a13a39081a1 |
12 | 3480a92132167 |
13 | 13b29ba96bc6c |
14 | 766955972795 |
15 | 3761757d8a71 |
hex | 1b7c3662ad5f |
30220302331231 has 2 divisors, whose sum is σ = 30220302331232. Its totient is φ = 30220302331230.
The previous prime is 30220302331159. The next prime is 30220302331243. The reversal of 30220302331231 is 13213320302203.
It is a strong prime.
It is a cyclic number.
It is not a de Polignac number, because 30220302331231 - 231 = 30218154847583 is a prime.
It is a super-2 number, since 2×302203023312312 (a number of 28 digits) contains 22 as substring.
It is a junction number, because it is equal to n+sod(n) for n = 30220302331196 and 30220302331205.
It is a congruent number.
It is not a weakly prime, because it can be changed into another prime (30220302335231) by changing a digit.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 15110151165615 + 15110151165616.
It is an arithmetic number, because the mean of its divisors is an integer number (15110151165616).
Almost surely, 230220302331231 is an apocalyptic number.
30220302331231 is a deficient number, since it is larger than the sum of its proper divisors (1).
30220302331231 is an equidigital number, since it uses as much as digits as its factorization.
30220302331231 is an odious number, because the sum of its binary digits is odd.
The product of its (nonzero) digits is 3888, while the sum is 25.
Adding to 30220302331231 its reverse (13213320302203), we get a palindrome (43433622633434).
The spelling of 30220302331231 in words is "thirty trillion, two hundred twenty billion, three hundred two million, three hundred thirty-one thousand, two hundred thirty-one".
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