Base | Representation |
---|---|
bin | 111001010001… |
… | …0010100101111 |
3 | 2002111102120022 |
4 | 1302202110233 |
5 | 30141300012 |
6 | 2551312355 |
7 | 513131315 |
oct | 162422457 |
9 | 62442508 |
10 | 30025007 |
11 | 15a48261 |
12 | a07b6bb |
13 | 62b349c |
14 | 3db80b5 |
15 | 2981472 |
hex | 1ca252f |
30025007 has 2 divisors, whose sum is σ = 30025008. Its totient is φ = 30025006.
The previous prime is 30024983. The next prime is 30025013. The reversal of 30025007 is 70052003.
30025007 is nontrivially palindromic in base 7.
It is a strong prime.
It is a cyclic number.
It is not a de Polignac number, because 30025007 - 214 = 30008623 is a prime.
It is a congruent number.
It is not a weakly prime, because it can be changed into another prime (30025027) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (13) of ones.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 15012503 + 15012504.
It is an arithmetic number, because the mean of its divisors is an integer number (15012504).
Almost surely, 230025007 is an apocalyptic number.
30025007 is a deficient number, since it is larger than the sum of its proper divisors (1).
30025007 is an equidigital number, since it uses as much as digits as its factorization.
30025007 is an odious number, because the sum of its binary digits is odd.
The product of its (nonzero) digits is 210, while the sum is 17.
The square root of 30025007 is about 5479.5079158625. The cubic root of 30025007 is about 310.8095627989.
The spelling of 30025007 in words is "thirty million, twenty-five thousand, seven".
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