Base | Representation |
---|---|
bin | 111010011010… |
… | …0110111011100 |
3 | 2010121220221022 |
4 | 1310310313130 |
5 | 30320001434 |
6 | 3012223312 |
7 | 521211266 |
oct | 164646734 |
9 | 63556838 |
10 | 30625244 |
11 | 16318221 |
12 | a30ab38 |
13 | 6463760 |
14 | 40d2b36 |
15 | 2a4e22e |
hex | 1d34ddc |
30625244 has 12 divisors (see below), whose sum is σ = 57716904. Its totient is φ = 14134704.
The previous prime is 30625229. The next prime is 30625249. The reversal of 30625244 is 44252603.
It is a Harshad number since it is a multiple of its sum of digits (26).
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (30625249) by changing a digit.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 294422 + ... + 294525.
It is an arithmetic number, because the mean of its divisors is an integer number (4809742).
Almost surely, 230625244 is an apocalyptic number.
It is an amenable number.
30625244 is a deficient number, since it is larger than the sum of its proper divisors (27091660).
30625244 is a wasteful number, since it uses less digits than its factorization.
30625244 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 588964 (or 588962 counting only the distinct ones).
The product of its (nonzero) digits is 5760, while the sum is 26.
The square root of 30625244 is about 5534.0079508436. The cubic root of 30625244 is about 312.8670681862.
Adding to 30625244 its reverse (44252603), we get a palindrome (74877847).
The spelling of 30625244 in words is "thirty million, six hundred twenty-five thousand, two hundred forty-four".
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