Base | Representation |
---|---|
bin | 11100100001010110… |
… | …110110011100011001 |
3 | 2221001021020012000001 |
4 | 130201112312130121 |
5 | 1000204322044434 |
6 | 22022455213001 |
7 | 2132621120221 |
oct | 344126663431 |
9 | 87037205001 |
10 | 30624409369 |
11 | 11a95754034 |
12 | 5b28077161 |
13 | 2b708590b8 |
14 | 16a7347081 |
15 | be3869114 |
hex | 7215b6719 |
30624409369 has 2 divisors, whose sum is σ = 30624409370. Its totient is φ = 30624409368.
The previous prime is 30624409351. The next prime is 30624409411. The reversal of 30624409369 is 96390442603.
It is a weak prime.
It can be written as a sum of positive squares in only one way, i.e., 21370931344 + 9253478025 = 146188^2 + 96195^2 .
It is a cyclic number.
It is not a de Polignac number, because 30624409369 - 25 = 30624409337 is a prime.
It is a super-2 number, since 2×306244093692 (a number of 22 digits) contains 22 as substring.
It is not a weakly prime, because it can be changed into another prime (30624409469) by changing a digit.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 15312204684 + 15312204685.
It is an arithmetic number, because the mean of its divisors is an integer number (15312204685).
Almost surely, 230624409369 is an apocalyptic number.
It is an amenable number.
30624409369 is a deficient number, since it is larger than the sum of its proper divisors (1).
30624409369 is an equidigital number, since it uses as much as digits as its factorization.
30624409369 is an evil number, because the sum of its binary digits is even.
The product of its (nonzero) digits is 839808, while the sum is 46.
The spelling of 30624409369 in words is "thirty billion, six hundred twenty-four million, four hundred nine thousand, three hundred sixty-nine".
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