Base | Representation |
---|---|
bin | 11011111100011001… |
… | …001111111010101111 |
3 | 2212110001100101210221 |
4 | 123330121033322233 |
5 | 442422043443012 |
6 | 21441143512211 |
7 | 2111351115631 |
oct | 337431177257 |
9 | 85401311727 |
10 | 30004281007 |
11 | 117a76a8458 |
12 | 5994458667 |
13 | 2aa223383c |
14 | 1648c40a51 |
15 | ba91c2507 |
hex | 6fc64feaf |
30004281007 has 2 divisors, whose sum is σ = 30004281008. Its totient is φ = 30004281006.
The previous prime is 30004281001. The next prime is 30004281029. The reversal of 30004281007 is 70018240003.
It is a weak prime.
It is a cyclic number.
It is not a de Polignac number, because 30004281007 - 27 = 30004280879 is a prime.
It is a congruent number.
It is not a weakly prime, because it can be changed into another prime (30004281001) by changing a digit.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 15002140503 + 15002140504.
It is an arithmetic number, because the mean of its divisors is an integer number (15002140504).
Almost surely, 230004281007 is an apocalyptic number.
30004281007 is a deficient number, since it is larger than the sum of its proper divisors (1).
30004281007 is an equidigital number, since it uses as much as digits as its factorization.
30004281007 is an evil number, because the sum of its binary digits is even.
The product of its (nonzero) digits is 1344, while the sum is 25.
The spelling of 30004281007 in words is "thirty billion, four million, two hundred eighty-one thousand, seven".
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