Base | Representation |
---|---|
bin | 101000000110001001100 |
3 | 2110202021210 |
4 | 11000301030 |
5 | 314020433 |
6 | 44054420 |
7 | 14111343 |
oct | 5006114 |
9 | 2422253 |
10 | 1313868 |
11 | 818146 |
12 | 534410 |
13 | 37004a |
14 | 262b5a |
15 | 1ae463 |
hex | 140c4c |
1313868 has 24 divisors (see below), whose sum is σ = 3098368. Its totient is φ = 433296.
The previous prime is 1313863. The next prime is 1313881. The reversal of 1313868 is 8683131.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (1313863) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (7) of ones.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 705 + ... + 1767.
21313868 is an apocalyptic number.
It is an amenable number.
1313868 is an abundant number, since it is smaller than the sum of its proper divisors (1784500).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
1313868 is a wasteful number, since it uses less digits than its factorization.
1313868 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 1173 (or 1171 counting only the distinct ones).
The product of its digits is 3456, while the sum is 30.
The square root of 1313868 is about 1146.2408123950. The cubic root of 1313868 is about 109.5260045409.
Adding to 1313868 its reverse (8683131), we get a palindrome (9996999).
The spelling of 1313868 in words is "one million, three hundred thirteen thousand, eight hundred sixty-eight".
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