Base | Representation |
---|---|
bin | 111001010101… |
… | …0111000100001 |
3 | 2002120012122202 |
4 | 1302222320201 |
5 | 30143410230 |
6 | 2552142545 |
7 | 513335450 |
oct | 162527041 |
9 | 62505582 |
10 | 30060065 |
11 | 15a71632 |
12 | a097a55 |
13 | 62c6429 |
14 | 3dc6b97 |
15 | 298ba45 |
hex | 1caae21 |
30060065 has 8 divisors (see below), whose sum is σ = 41225280. Its totient is φ = 20612592.
The previous prime is 30060047. The next prime is 30060067. The reversal of 30060065 is 56006003.
It is a sphenic number, since it is the product of 3 distinct primes.
It is not a de Polignac number, because 30060065 - 210 = 30059041 is a prime.
It is not an unprimeable number, because it can be changed into a prime (30060067) by changing a digit.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 429395 + ... + 429464.
It is an arithmetic number, because the mean of its divisors is an integer number (5153160).
Almost surely, 230060065 is an apocalyptic number.
30060065 is a gapful number since it is divisible by the number (35) formed by its first and last digit.
It is an amenable number.
30060065 is a deficient number, since it is larger than the sum of its proper divisors (11165215).
30060065 is an equidigital number, since it uses as much as digits as its factorization.
30060065 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 858871.
The product of its (nonzero) digits is 540, while the sum is 20.
The square root of 30060065 is about 5482.7059924822. The cubic root of 30060065 is about 310.9304855955.
Adding to 30060065 its reverse (56006003), we get a palindrome (86066068).
The spelling of 30060065 in words is "thirty million, sixty thousand, sixty-five".
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