Base | Representation |
---|---|
bin | 111001010011… |
… | …1011000010100 |
3 | 2002112110222022 |
4 | 1302213120110 |
5 | 30142430331 |
6 | 2551552312 |
7 | 513245561 |
oct | 162473024 |
9 | 62473868 |
10 | 30045716 |
11 | 15a61878 |
12 | a08b698 |
13 | 62bca3c |
14 | 3dc1868 |
15 | 298767b |
hex | 1ca7614 |
30045716 has 12 divisors (see below), whose sum is σ = 52811220. Its totient is φ = 14956800.
The previous prime is 30045713. The next prime is 30045721. The reversal of 30045716 is 61754003.
It can be written as a sum of positive squares in 2 ways, for example, as 17056900 + 12988816 = 4130^2 + 3604^2 .
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (30045713) 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, 15485 + ... + 17316.
It is an arithmetic number, because the mean of its divisors is an integer number (4400935).
Almost surely, 230045716 is an apocalyptic number.
It is an amenable number.
30045716 is a deficient number, since it is larger than the sum of its proper divisors (22765504).
30045716 is a wasteful number, since it uses less digits than its factorization.
30045716 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 33034 (or 33032 counting only the distinct ones).
The product of its (nonzero) digits is 2520, while the sum is 26.
The square root of 30045716 is about 5481.3972671209. The cubic root of 30045716 is about 310.8810040921.
Adding to 30045716 its reverse (61754003), we get a palindrome (91799719).
The spelling of 30045716 in words is "thirty million, forty-five thousand, seven hundred sixteen".
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