Base | Representation |
---|---|
bin | 111001010011… |
… | …0000010100010 |
3 | 2002112012102222 |
4 | 1302212002202 |
5 | 30142241401 |
6 | 2551511042 |
7 | 513223556 |
oct | 162460242 |
9 | 62465388 |
10 | 30040226 |
11 | 15a58737 |
12 | a088482 |
13 | 62ba3a8 |
14 | 3dbd866 |
15 | 2985c1b |
hex | 1ca60a2 |
30040226 has 8 divisors (see below), whose sum is σ = 46278300. Its totient is φ = 14614128.
The previous prime is 30040217. The next prime is 30040229. The reversal of 30040226 is 62204003.
It can be written as a sum of positive squares in 2 ways, for example, as 26020201 + 4020025 = 5101^2 + 2005^2 .
It is a sphenic number, since it is the product of 3 distinct primes.
It is not an unprimeable number, because it can be changed into a prime (30040229) 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, 202901 + ... + 203048.
Almost surely, 230040226 is an apocalyptic number.
30040226 is a deficient number, since it is larger than the sum of its proper divisors (16238074).
30040226 is a wasteful number, since it uses less digits than its factorization.
30040226 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 405988.
The product of its (nonzero) digits is 288, while the sum is 17.
The square root of 30040226 is about 5480.8964595219. The cubic root of 30040226 is about 310.8620680517.
Adding to 30040226 its reverse (62204003), we get a palindrome (92244229).
The spelling of 30040226 in words is "thirty million, forty thousand, two hundred twenty-six".
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