Base | Representation |
---|---|
bin | 111101011001001… |
… | …010011011101001 |
3 | 2122210010202022002 |
4 | 331121022123221 |
5 | 4102140202010 |
6 | 250112340345 |
7 | 34344624263 |
oct | 7531123351 |
9 | 2583122262 |
10 | 1030006505 |
11 | 489459150 |
12 | 248b446b5 |
13 | 135515108 |
14 | 9ab1cb33 |
15 | 6065c1a5 |
hex | 3d64a6e9 |
1030006505 has 32 divisors (see below), whose sum is σ = 1380706560. Its totient is φ = 731278080.
The previous prime is 1030006499. The next prime is 1030006519. The reversal of 1030006505 is 5056000301.
1030006505 is digitally balanced in base 6, because in such base it contains all the possibile digits an equal number of times.
It is not a de Polignac number, because 1030006505 - 26 = 1030006441 is a prime.
It is an unprimeable number.
It is a pernicious number, because its binary representation contains a prime number (17) of ones.
It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 666764 + ... + 668306.
It is an arithmetic number, because the mean of its divisors is an integer number (43147080).
Almost surely, 21030006505 is an apocalyptic number.
It is an amenable number.
1030006505 is a deficient number, since it is larger than the sum of its proper divisors (350700055).
1030006505 is a wasteful number, since it uses less digits than its factorization.
1030006505 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 1841.
The product of its (nonzero) digits is 450, while the sum is 20.
The square root of 1030006505 is about 32093.7144157544. The cubic root of 1030006505 is about 1009.9037600682.
Adding to 1030006505 its reverse (5056000301), we get a palindrome (6086006806).
The spelling of 1030006505 in words is "one billion, thirty million, six thousand, five hundred five".
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