Base | Representation |
---|---|
bin | 111001110100… |
… | …1100100011001 |
3 | 2010001020212101 |
4 | 1303221210121 |
5 | 30230114300 |
6 | 3001443401 |
7 | 515455150 |
oct | 163514431 |
9 | 63036771 |
10 | 30316825 |
11 | 16127530 |
12 | a1a0561 |
13 | 6386266 |
14 | 4052597 |
15 | 29dcb6a |
hex | 1ce9919 |
30316825 has 24 divisors (see below), whose sum is σ = 46872000. Its totient is φ = 18897600.
The previous prime is 30316813. The next prime is 30316841. The reversal of 30316825 is 52861303.
It is not a de Polignac number, because 30316825 - 27 = 30316697 is a prime.
It is a junction number, because it is equal to n+sod(n) for n = 30316793 and 30316802.
It is an unprimeable number.
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 in 23 ways as a sum of consecutive naturals, for example, 5950 + ... + 9799.
It is an arithmetic number, because the mean of its divisors is an integer number (1953000).
Almost surely, 230316825 is an apocalyptic number.
30316825 is a gapful number since it is divisible by the number (35) formed by its first and last digit.
It is an amenable number.
30316825 is a deficient number, since it is larger than the sum of its proper divisors (16555175).
30316825 is a wasteful number, since it uses less digits than its factorization.
30316825 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 15777 (or 15772 counting only the distinct ones).
The product of its (nonzero) digits is 4320, while the sum is 28.
The square root of 30316825 is about 5506.0716486439. The cubic root of 30316825 is about 311.8132545906.
The spelling of 30316825 in words is "thirty million, three hundred sixteen thousand, eight hundred twenty-five".
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