Base | Representation |
---|---|
bin | 111010001101… |
… | …1001111101100 |
3 | 2010102120222111 |
4 | 1310123033230 |
5 | 30303122200 |
6 | 3010053404 |
7 | 520263316 |
oct | 164331754 |
9 | 63376874 |
10 | 30520300 |
11 | 16256398 |
12 | a27a264 |
13 | 6427a65 |
14 | 40a67b6 |
15 | 2a2d0ba |
hex | 1d1b3ec |
30520300 has 36 divisors (see below), whose sum is σ = 66558240. Its totient is φ = 12147520.
The previous prime is 30520261. The next prime is 30520331. The reversal of 30520300 is 302503.
It is an unprimeable number.
It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 23262 + ... + 24538.
It is an arithmetic number, because the mean of its divisors is an integer number (1848840).
Almost surely, 230520300 is an apocalyptic number.
It is an amenable number.
30520300 is an abundant number, since it is smaller than the sum of its proper divisors (36037940).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
30520300 is a wasteful number, since it uses less digits than its factorization.
30520300 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 1530 (or 1523 counting only the distinct ones).
The product of its (nonzero) digits is 90, while the sum is 13.
The square root of 30520300 is about 5524.5180785296. The cubic root of 30520300 is about 312.5092903905.
Adding to 30520300 its reverse (302503), we get a palindrome (30822803).
The spelling of 30520300 in words is "thirty million, five hundred twenty thousand, three hundred".
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