Base | Representation |
---|---|
bin | 10010110101001… |
… | …011011000100010 |
3 | 211000110220200112 |
4 | 102311023120202 |
5 | 1121334231041 |
6 | 51203251322 |
7 | 10554235100 |
oct | 2265133042 |
9 | 730426615 |
10 | 315930146 |
11 | 152374aa4 |
12 | 89979b42 |
13 | 505b791c |
14 | 2dd5cc70 |
15 | 1cb08deb |
hex | 12d4b622 |
315930146 has 48 divisors (see below), whose sum is σ = 568912896. Its totient is φ = 131128704.
The previous prime is 315930143. The next prime is 315930151. The reversal of 315930146 is 641039513.
It is not an unprimeable number, because it can be changed into a prime (315930143) 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 23 ways as a sum of consecutive naturals, for example, 520175 + ... + 520781.
It is an arithmetic number, because the mean of its divisors is an integer number (11852352).
Almost surely, 2315930146 is an apocalyptic number.
315930146 is a deficient number, since it is larger than the sum of its proper divisors (252982750).
315930146 is a wasteful number, since it uses less digits than its factorization.
315930146 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 783 (or 776 counting only the distinct ones).
The product of its (nonzero) digits is 9720, while the sum is 32.
The square root of 315930146 is about 17774.4239287804. The cubic root of 315930146 is about 681.0782676741.
Adding to 315930146 its reverse (641039513), we get a palindrome (956969659).
The spelling of 315930146 in words is "three hundred fifteen million, nine hundred thirty thousand, one hundred forty-six".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.070 sec. • engine limits •