Base | Representation |
---|---|
bin | 1101110000010000010000… |
… | …11000100011110010111101 |
3 | 10222002102101222120212121012 |
4 | 12320020020120203302331 |
5 | 12431014333342313422 |
6 | 144154255453045005 |
7 | 6241102511114633 |
oct | 670101030436275 |
9 | 128072358525535 |
10 | 30245300354237 |
11 | 9700a61613941 |
12 | 34858a9a86765 |
13 | 13b5172962657 |
14 | 767c47963353 |
15 | 376b3a21a4e2 |
hex | 1b8208623cbd |
30245300354237 has 2 divisors, whose sum is σ = 30245300354238. Its totient is φ = 30245300354236.
The previous prime is 30245300354197. The next prime is 30245300354273. The reversal of 30245300354237 is 73245300354203.
Together with next prime (30245300354273) it forms an Ormiston pair, because they use the same digits, order apart.
It is a strong prime.
It can be written as a sum of positive squares in only one way, i.e., 28376225840356 + 1869074513881 = 5326934^2 + 1367141^2 .
It is a cyclic number.
It is not a de Polignac number, because 30245300354237 - 26 = 30245300354173 is a prime.
It is a junction number, because it is equal to n+sod(n) for n = 30245300354194 and 30245300354203.
It is a congruent number.
It is not a weakly prime, because it can be changed into another prime (30245300324237) by changing a digit.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 15122650177118 + 15122650177119.
It is an arithmetic number, because the mean of its divisors is an integer number (15122650177119).
Almost surely, 230245300354237 is an apocalyptic number.
It is an amenable number.
30245300354237 is a deficient number, since it is larger than the sum of its proper divisors (1).
30245300354237 is an equidigital number, since it uses as much as digits as its factorization.
30245300354237 is an evil number, because the sum of its binary digits is even.
The product of its (nonzero) digits is 907200, while the sum is 41.
The spelling of 30245300354237 in words is "thirty trillion, two hundred forty-five billion, three hundred million, three hundred fifty-four thousand, two hundred thirty-seven".
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