Base | Representation |
---|---|
bin | 11100010110100100… |
… | …000101101101100001 |
3 | 2220120122111102100121 |
4 | 130112210011231201 |
5 | 444321443033101 |
6 | 21552510120241 |
7 | 2125262016211 |
oct | 342644055541 |
9 | 86518442317 |
10 | 30443330401 |
11 | 11a025147a0 |
12 | 5a974b0081 |
13 | 2b42198093 |
14 | 168b28c241 |
15 | bd29eb0a1 |
hex | 716905b61 |
30443330401 has 16 divisors (see below), whose sum is σ = 33534443520. Its totient is φ = 27406950480.
The previous prime is 30443330389. The next prime is 30443330429. The reversal of 30443330401 is 10403334403.
It is a cyclic number.
It is not a de Polignac number, because 30443330401 - 25 = 30443330369 is a prime.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (30443330201) by changing a digit.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 744240 + ... + 784078.
It is an arithmetic number, because the mean of its divisors is an integer number (2095902720).
Almost surely, 230443330401 is an apocalyptic number.
It is an amenable number.
30443330401 is a deficient number, since it is larger than the sum of its proper divisors (3091113119).
30443330401 is a wasteful number, since it uses less digits than its factorization.
30443330401 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 40524.
The product of its (nonzero) digits is 5184, while the sum is 25.
Adding to 30443330401 its reverse (10403334403), we get a palindrome (40846664804).
The spelling of 30443330401 in words is "thirty billion, four hundred forty-three million, three hundred thirty thousand, four hundred one".
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