Base | Representation |
---|---|
bin | 11100001111110111… |
… | …111110010011001111 |
3 | 2220021211022122111112 |
4 | 130033313332103033 |
5 | 444104230234130 |
6 | 21533420442235 |
7 | 2122430055005 |
oct | 341767762317 |
9 | 86254278445 |
10 | 30331102415 |
11 | 11955131199 |
12 | 5a659a937b |
13 | 2b24b628a3 |
14 | 167a3d6a75 |
15 | bc7c2d495 |
hex | 70fdfe4cf |
30331102415 has 8 divisors (see below), whose sum is σ = 38538342000. Its totient is φ = 22837535872.
The previous prime is 30331102393. The next prime is 30331102421. The reversal of 30331102415 is 51420113303.
It is a sphenic number, since it is the product of 3 distinct primes.
It is a cyclic number.
It is not a de Polignac number, because 30331102415 - 210 = 30331101391 is a prime.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 178418165 + ... + 178418334.
It is an arithmetic number, because the mean of its divisors is an integer number (4817292750).
Almost surely, 230331102415 is an apocalyptic number.
30331102415 is a deficient number, since it is larger than the sum of its proper divisors (8207239585).
30331102415 is a wasteful number, since it uses less digits than its factorization.
30331102415 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 356836521.
The product of its (nonzero) digits is 1080, while the sum is 23.
Adding to 30331102415 its reverse (51420113303), we get a palindrome (81751215718).
The spelling of 30331102415 in words is "thirty billion, three hundred thirty-one million, one hundred two thousand, four hundred fifteen".
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