Base | Representation |
---|---|
bin | 11100001110001010… |
… | …010001010001101101 |
3 | 2220012211012120210012 |
4 | 130032022101101231 |
5 | 444024400004201 |
6 | 21530512223005 |
7 | 2121630451055 |
oct | 341612212155 |
9 | 86184176705 |
10 | 30302344301 |
11 | 1193a979859 |
12 | 5a5823aa65 |
13 | 2b1bc03c58 |
14 | 167666c565 |
15 | bc544c5bb |
hex | 70e29146d |
30302344301 has 4 divisors (see below), whose sum is σ = 30302723100. Its totient is φ = 30301965504.
The previous prime is 30302344273. The next prime is 30302344309. The reversal of 30302344301 is 10344320303.
It is a semiprime because it is the product of two primes, and also a brilliant number, because the two primes have the same length, and also an emirpimes, since its reverse is a distinct semiprime: 10344320303 = 37313 ⋅277231.
It can be written as a sum of positive squares in 2 ways, for example, as 3105387076 + 27196957225 = 55726^2 + 164915^2 .
It is a cyclic number.
It is a de Polignac number, because none of the positive numbers 2k-30302344301 is a prime.
It is a Duffinian number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (30302344309) 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, 17246 + ... + 246783.
It is an arithmetic number, because the mean of its divisors is an integer number (7575680775).
Almost surely, 230302344301 is an apocalyptic number.
It is an amenable number.
30302344301 is a deficient number, since it is larger than the sum of its proper divisors (378799).
30302344301 is a wasteful number, since it uses less digits than its factorization.
30302344301 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 378798.
The product of its (nonzero) digits is 2592, while the sum is 23.
Adding to 30302344301 its reverse (10344320303), we get a palindrome (40646664604).
The spelling of 30302344301 in words is "thirty billion, three hundred two million, three hundred forty-four thousand, three hundred one".
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