Base | Representation |
---|---|
bin | 111001010011… |
… | …0000011110000 |
3 | 2002112012112212 |
4 | 1302212003300 |
5 | 30142242204 |
6 | 2551511252 |
7 | 513224030 |
oct | 162460360 |
9 | 62465485 |
10 | 30040304 |
11 | 15a587a8 |
12 | a088528 |
13 | 62ba438 |
14 | 3dbd8c0 |
15 | 2985c6e |
hex | 1ca60f0 |
30040304 has 40 divisors (see below), whose sum is σ = 67623648. Its totient is φ = 12660480.
The previous prime is 30040267. The next prime is 30040363. The reversal of 30040304 is 40304003.
It is a Harshad number since it is a multiple of its sum of digits (14).
It is a congruent number.
It is an unprimeable number.
It is a pernicious number, because its binary representation contains a prime number (11) of ones.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 4634 + ... + 9030.
Almost surely, 230040304 is an apocalyptic number.
It is an amenable number.
It is a practical number, because each smaller number is the sum of distinct divisors of 30040304, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (33811824).
30040304 is an abundant number, since it is smaller than the sum of its proper divisors (37583344).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
30040304 is a wasteful number, since it uses less digits than its factorization.
30040304 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 4473 (or 4467 counting only the distinct ones).
The product of its (nonzero) digits is 144, while the sum is 14.
The square root of 30040304 is about 5480.9035751416. The cubic root of 30040304 is about 310.8623371045.
Adding to 30040304 its reverse (40304003), we get a palindrome (70344307).
It can be divided in two parts, 300 and 40304, that added together give a palindrome (40604).
The spelling of 30040304 in words is "thirty million, forty thousand, three hundred four".
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