Base | Representation |
---|---|
bin | 110011011011… |
… | …010111011001 |
3 | 221100221001100 |
4 | 303123113121 |
5 | 11422401213 |
6 | 1200542013 |
7 | 222406320 |
oct | 63332731 |
9 | 27327040 |
10 | 13481433 |
11 | 7678889 |
12 | 4621909 |
13 | 2a403a4 |
14 | 1b0d0b7 |
15 | 12b4773 |
hex | cdb5d9 |
13481433 has 48 divisors (see below), whose sum is σ = 23662080. Its totient is φ = 7233408.
The previous prime is 13481417. The next prime is 13481443. The reversal of 13481433 is 33418431.
It is not a de Polignac number, because 13481433 - 24 = 13481417 is a prime.
It is a junction number, because it is equal to n+sod(n) for n = 13481397 and 13481406.
It is not an unprimeable number, because it can be changed into a prime (13481443) by changing a digit.
It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 85791 + ... + 85947.
It is an arithmetic number, because the mean of its divisors is an integer number (492960).
Almost surely, 213481433 is an apocalyptic number.
It is an amenable number.
13481433 is a deficient number, since it is larger than the sum of its proper divisors (10180647).
13481433 is a wasteful number, since it uses less digits than its factorization.
13481433 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 246 (or 243 counting only the distinct ones).
The product of its digits is 3456, while the sum is 27.
The square root of 13481433 is about 3671.7070961611. The cubic root of 13481433 is about 238.0009474340. Note that the first 3 decimals are identical.
Adding to 13481433 its reverse (33418431), we get a palindrome (46899864).
The spelling of 13481433 in words is "thirteen million, four hundred eighty-one thousand, four hundred thirty-three".
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