Base | Representation |
---|---|
bin | 111001010010… |
… | …1100100011101 |
3 | 2002112002210200 |
4 | 1302211210131 |
5 | 30142211201 |
6 | 2551454113 |
7 | 513215136 |
oct | 162454435 |
9 | 62462720 |
10 | 30038301 |
11 | 15a57247 |
12 | a087339 |
13 | 62b9557 |
14 | 3dbcc8d |
15 | 2985386 |
hex | 1ca591d |
30038301 has 12 divisors (see below), whose sum is σ = 43877340. Its totient is φ = 19800000.
The previous prime is 30038263. The next prime is 30038321. The reversal of 30038301 is 10383003.
It can be written as a sum of positive squares in 2 ways, for example, as 8415801 + 21622500 = 2901^2 + 4650^2 .
It is not a de Polignac number, because 30038301 - 215 = 30005533 is a prime.
It is a super-3 number, since 3×300383013 (a number of 23 digits) contains 333 as substring.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (30038321) by changing a digit.
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 11 ways as a sum of consecutive naturals, for example, 17950 + ... + 19551.
It is an arithmetic number, because the mean of its divisors is an integer number (3656445).
Almost surely, 230038301 is an apocalyptic number.
It is an amenable number.
30038301 is a deficient number, since it is larger than the sum of its proper divisors (13839039).
30038301 is a wasteful number, since it uses less digits than its factorization.
30038301 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 37596 (or 37593 counting only the distinct ones).
The product of its (nonzero) digits is 216, while the sum is 18.
The square root of 30038301 is about 5480.7208467500. The cubic root of 30038301 is about 310.8554278191.
The spelling of 30038301 in words is "thirty million, thirty-eight thousand, three hundred one".
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