Base | Representation |
---|---|
bin | 111100000111010… |
… | …001101001000100 |
3 | 2121021202011002210 |
4 | 330013101221010 |
5 | 4031141241403 |
6 | 244024303420 |
7 | 33664310343 |
oct | 7407215104 |
9 | 2537664083 |
10 | 1008540228 |
11 | 478327223 |
12 | 241911b70 |
13 | 130c3a487 |
14 | 97d31b5a |
15 | 5d81bb03 |
hex | 3c1d1a44 |
1008540228 has 48 divisors (see below), whose sum is σ = 2447540480. Its totient is φ = 322942464.
The previous prime is 1008540227. The next prime is 1008540251. The reversal of 1008540228 is 8220458001.
It is a junction number, because it is equal to n+sod(n) for n = 1008540195 and 1008540204.
It is not an unprimeable number, because it can be changed into a prime (1008540227) 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 15 ways as a sum of consecutive naturals, for example, 20700 + ... + 49452.
Almost surely, 21008540228 is an apocalyptic number.
It is an amenable number.
1008540228 is an abundant number, since it is smaller than the sum of its proper divisors (1439000252).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
1008540228 is a wasteful number, since it uses less digits than its factorization.
1008540228 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 28876 (or 28874 counting only the distinct ones).
The product of its (nonzero) digits is 5120, while the sum is 30.
The square root of 1008540228 is about 31757.5223844682. The cubic root of 1008540228 is about 1002.8386769550.
Adding to 1008540228 its reverse (8220458001), we get a palindrome (9228998229).
The spelling of 1008540228 in words is "one billion, eight million, five hundred forty thousand, two hundred twenty-eight".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.069 sec. • engine limits •