Base | Representation |
---|---|
bin | 111010001110… |
… | …0011101111010 |
3 | 2010102211211220 |
4 | 1310130131322 |
5 | 30303302211 |
6 | 3010132510 |
7 | 520314030 |
oct | 164343572 |
9 | 63384756 |
10 | 30525306 |
11 | 1625a129 |
12 | a281136 |
13 | 642a116 |
14 | 40a8550 |
15 | 2a2e806 |
hex | 1d1c77a |
30525306 has 32 divisors (see below), whose sum is σ = 69982080. Its totient is φ = 8695296.
The previous prime is 30525293. The next prime is 30525367. The reversal of 30525306 is 60352503.
It is an unprimeable number.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 16290 + ... + 18066.
It is an arithmetic number, because the mean of its divisors is an integer number (2186940).
Almost surely, 230525306 is an apocalyptic number.
30525306 is an abundant number, since it is smaller than the sum of its proper divisors (39456774).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
30525306 is a wasteful number, since it uses less digits than its factorization.
30525306 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 2198.
The product of its (nonzero) digits is 2700, while the sum is 24.
The square root of 30525306 is about 5524.9711311463. The cubic root of 30525306 is about 312.5263755871.
Adding to 30525306 its reverse (60352503), we get a palindrome (90877809).
The spelling of 30525306 in words is "thirty million, five hundred twenty-five thousand, three hundred six".
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