Base | Representation |
---|---|
bin | 111010000101… |
… | …0011001101000 |
3 | 2010022002100002 |
4 | 1310022121220 |
5 | 30243420204 |
6 | 3004402132 |
7 | 516555212 |
oct | 164123150 |
9 | 63262302 |
10 | 30451304 |
11 | 16209574 |
12 | a246348 |
13 | 6402530 |
14 | 40895b2 |
15 | 2a1791e |
hex | 1d0a668 |
30451304 has 16 divisors (see below), whose sum is σ = 61488420. Its totient is φ = 14054400.
The previous prime is 30451303. The next prime is 30451327. The reversal of 30451304 is 40315403.
It can be written as a sum of positive squares in 2 ways, for example, as 30360100 + 91204 = 5510^2 + 302^2 .
It is not an unprimeable number, because it can be changed into a prime (30451303) by changing a digit.
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 3 ways as a sum of consecutive naturals, for example, 146297 + ... + 146504.
Almost surely, 230451304 is an apocalyptic number.
It is an amenable number.
30451304 is an abundant number, since it is smaller than the sum of its proper divisors (31037116).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
30451304 is a wasteful number, since it uses less digits than its factorization.
30451304 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 292820 (or 292816 counting only the distinct ones).
The product of its (nonzero) digits is 720, while the sum is 20.
The square root of 30451304 is about 5518.2700187649. The cubic root of 30451304 is about 312.2736203668.
Adding to 30451304 its reverse (40315403), we get a palindrome (70766707).
The spelling of 30451304 in words is "thirty million, four hundred fifty-one thousand, three hundred four".
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