Base | Representation |
---|---|
bin | 100101000110110… |
… | …0010110000010000 |
3 | 10012202210211000012 |
4 | 1022031202300100 |
5 | 10022214023313 |
6 | 323314014052 |
7 | 42565604543 |
oct | 11215426020 |
9 | 3182724005 |
10 | 1245064208 |
11 | 589896193 |
12 | 2a8b77328 |
13 | 16ac420ab |
14 | bb50085a |
15 | 7448cda8 |
hex | 4a362c10 |
1245064208 has 20 divisors (see below), whose sum is σ = 2477510700. Its totient is φ = 605706624.
The previous prime is 1245064193. The next prime is 1245064237. The reversal of 1245064208 is 8024605421.
It can be written as a sum of positive squares in 2 ways, for example, as 853340944 + 391723264 = 29212^2 + 19792^2 .
It is a hoax number, since the sum of its digits (32) coincides with the sum of the digits of its distinct prime factors.
It is an unprimeable number.
It is a pernicious number, because its binary representation contains a prime number (11) of ones.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1050983 + ... + 1052166.
It is an arithmetic number, because the mean of its divisors is an integer number (123875535).
Almost surely, 21245064208 is an apocalyptic number.
It is an amenable number.
1245064208 is a deficient number, since it is larger than the sum of its proper divisors (1232446492).
1245064208 is a wasteful number, since it uses less digits than its factorization.
1245064208 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 2103194 (or 2103188 counting only the distinct ones).
The product of its (nonzero) digits is 15360, while the sum is 32.
The square root of 1245064208 is about 35285.4673768111. The cubic root of 1245064208 is about 1075.7976291928.
Adding to 1245064208 its reverse (8024605421), we get a palindrome (9269669629).
The spelling of 1245064208 in words is "one billion, two hundred forty-five million, sixty-four thousand, two hundred eight".
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