Base | Representation |
---|---|
bin | 11100001001111011… |
… | …101011100101000111 |
3 | 2220000212201210121110 |
4 | 130021323223211013 |
5 | 443403220123030 |
6 | 21515500020103 |
7 | 2120106516351 |
oct | 341173534507 |
9 | 86025653543 |
10 | 30231411015 |
11 | 11903930603 |
12 | 5a38531633 |
13 | 2b0a2c96b0 |
14 | 166b0860d1 |
15 | bbe0da1b0 |
hex | 709eeb947 |
30231411015 has 64 divisors (see below), whose sum is σ = 55192185216. Its totient is φ = 13998292992.
The previous prime is 30231410953. The next prime is 30231411019. The reversal of 30231411015 is 51011413203.
It is not a de Polignac number, because 30231411015 - 214 = 30231394631 is a prime.
It is a junction number, because it is equal to n+sod(n) for n = 30231410982 and 30231411000.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (30231411019) by changing a digit.
It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 8594037 + ... + 8597553.
It is an arithmetic number, because the mean of its divisors is an integer number (862377894).
Almost surely, 230231411015 is an apocalyptic number.
30231411015 is a deficient number, since it is larger than the sum of its proper divisors (24960774201).
30231411015 is a wasteful number, since it uses less digits than its factorization.
30231411015 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 6148.
The product of its (nonzero) digits is 360, while the sum is 21.
Adding to 30231411015 its reverse (51011413203), we get a palindrome (81242824218).
The spelling of 30231411015 in words is "thirty billion, two hundred thirty-one million, four hundred eleven thousand, fifteen".
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