Base | Representation |
---|---|
bin | 1101110111101111111001… |
… | …00100101110101000000011 |
3 | 11000000001001121002012002222 |
4 | 12323313330210232220003 |
5 | 12444224213331133431 |
6 | 144512443141401255 |
7 | 6265516553140004 |
oct | 673677444565003 |
9 | 130001047065088 |
10 | 30502800255491 |
11 | 97a018a5a0993 |
12 | 350779210922b |
13 | 140352b776625 |
14 | 7764b445d1ab |
15 | 37d6ab69757b |
hex | 1bbdfc92ea03 |
30502800255491 has 2 divisors, whose sum is σ = 30502800255492. Its totient is φ = 30502800255490.
The previous prime is 30502800255479. The next prime is 30502800255583. The reversal of 30502800255491 is 19455200820503.
It is a weak prime.
It is a cyclic number.
It is not a de Polignac number, because 30502800255491 - 222 = 30502796061187 is a prime.
It is not a weakly prime, because it can be changed into another prime (30502800255401) by changing a digit.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 15251400127745 + 15251400127746.
It is an arithmetic number, because the mean of its divisors is an integer number (15251400127746).
Almost surely, 230502800255491 is an apocalyptic number.
30502800255491 is a deficient number, since it is larger than the sum of its proper divisors (1).
30502800255491 is an equidigital number, since it uses as much as digits as its factorization.
30502800255491 is an evil number, because the sum of its binary digits is even.
The product of its (nonzero) digits is 432000, while the sum is 44.
The spelling of 30502800255491 in words is "thirty trillion, five hundred two billion, eight hundred million, two hundred fifty-five thousand, four hundred ninety-one".
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