Base | Representation |
---|---|
bin | 101000001011101… |
… | …0011001101000001 |
3 | 10110222000222122201 |
4 | 1100113103031001 |
5 | 10230130111444 |
6 | 341442233201 |
7 | 45261143533 |
oct | 12027231501 |
9 | 3428028581 |
10 | 1348285249 |
11 | 632087733 |
12 | 317655801 |
13 | 186442a2c |
14 | cb0cd853 |
15 | 7d57bdd4 |
hex | 505d3341 |
1348285249 has 8 divisors (see below), whose sum is σ = 1428130440. Its totient is φ = 1268499456.
The previous prime is 1348285247. The next prime is 1348285271. The reversal of 1348285249 is 9425828431.
It can be written as a sum of positive squares in 4 ways, for example, as 316590849 + 1031694400 = 17793^2 + 32120^2 .
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 1348285249 - 21 = 1348285247 is a prime.
It is a super-2 number, since 2×13482852492 = 3635746225341984002, which contains 22 as substring.
It is a Duffinian number.
It is a junction number, because it is equal to n+sod(n) for n = 1348285199 and 1348285208.
It is not an unprimeable number, because it can be changed into a prime (1348285247) 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 7 ways as a sum of consecutive naturals, for example, 37117 + ... + 63829.
It is an arithmetic number, because the mean of its divisors is an integer number (178516305).
Almost surely, 21348285249 is an apocalyptic number.
It is an amenable number.
1348285249 is a deficient number, since it is larger than the sum of its proper divisors (79845191).
1348285249 is a wasteful number, since it uses less digits than its factorization.
1348285249 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 29699.
The product of its digits is 552960, while the sum is 46.
The square root of 1348285249 is about 36719.0039216752. The cubic root of 1348285249 is about 1104.7413108324.
The spelling of 1348285249 in words is "one billion, three hundred forty-eight million, two hundred eighty-five thousand, two hundred forty-nine".
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