Base | Representation |
---|---|
bin | 111001010011… |
… | …1011000010010 |
3 | 2002112110222020 |
4 | 1302213120102 |
5 | 30142430324 |
6 | 2551552310 |
7 | 513245556 |
oct | 162473022 |
9 | 62473866 |
10 | 30045714 |
11 | 15a61876 |
12 | a08b696 |
13 | 62bca3a |
14 | 3dc1866 |
15 | 2987679 |
hex | 1ca7612 |
30045714 has 8 divisors (see below), whose sum is σ = 60091440. Its totient is φ = 10015236.
The previous prime is 30045713. The next prime is 30045721. The reversal of 30045714 is 41754003.
It is a sphenic number, since it is the product of 3 distinct primes.
30045714 is an admirable 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, 2503804 + ... + 2503815.
It is an arithmetic number, because the mean of its divisors is an integer number (7511430).
Almost surely, 230045714 is an apocalyptic number.
30045714 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
30045714 is a wasteful number, since it uses less digits than its factorization.
30045714 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 5007624.
The product of its (nonzero) digits is 1680, while the sum is 24.
The square root of 30045714 is about 5481.3970846856. The cubic root of 30045714 is about 310.8809971942.
Adding to 30045714 its reverse (41754003), we get a palindrome (71799717).
The spelling of 30045714 in words is "thirty million, forty-five thousand, seven hundred fourteen".
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