Base | Representation |
---|---|
bin | 11100000011111010… |
… | …000001000010000101 |
3 | 2212202211111101212121 |
4 | 130003322001002011 |
5 | 443201324430201 |
6 | 21501445045541 |
7 | 2114441264116 |
oct | 340372010205 |
9 | 85684441777 |
10 | 30130311301 |
11 | 11861858922 |
12 | 5a0a6b68b1 |
13 | 2ac238c48c |
14 | 165b88a20d |
15 | bb52b99a1 |
hex | 703e81085 |
30130311301 has 4 divisors (see below), whose sum is σ = 31902682572. Its totient is φ = 28357940032.
The previous prime is 30130311287. The next prime is 30130311307. The reversal of 30130311301 is 10311303103.
It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 10311303103 = 1249 ⋅8255647.
It can be written as a sum of positive squares in 2 ways, for example, as 19383879076 + 10746432225 = 139226^2 + 103665^2 .
It is a cyclic number.
It is not a de Polignac number, because 30130311301 - 219 = 30129787013 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 (30130311307) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (13) of ones.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 886185610 + ... + 886185643.
It is an arithmetic number, because the mean of its divisors is an integer number (7975670643).
Almost surely, 230130311301 is an apocalyptic number.
It is an amenable number.
30130311301 is a deficient number, since it is larger than the sum of its proper divisors (1772371271).
30130311301 is a wasteful number, since it uses less digits than its factorization.
30130311301 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 1772371270.
The product of its (nonzero) digits is 81, while the sum is 16.
Adding to 30130311301 its reverse (10311303103), we get a palindrome (40441614404).
The spelling of 30130311301 in words is "thirty billion, one hundred thirty million, three hundred eleven thousand, three hundred one".
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