Base | Representation |
---|---|
bin | 110001110110… |
… | …000011010010 |
3 | 220120211210121 |
4 | 301312003102 |
5 | 11321111300 |
6 | 1144020454 |
7 | 216030415 |
oct | 61660322 |
9 | 26524717 |
10 | 13066450 |
11 | 7415021 |
12 | 446172a |
13 | 2926537 |
14 | 1a41b7c |
15 | 123181a |
hex | c760d2 |
13066450 has 12 divisors (see below), whose sum is σ = 24303690. Its totient is φ = 5226560.
The previous prime is 13066447. The next prime is 13066451. The reversal of 13066450 is 5466031.
It can be written as a sum of positive squares in 3 ways, for example, as 8982009 + 4084441 = 2997^2 + 2021^2 .
It is a Harshad number since it is a multiple of its sum of digits (25).
It is not an unprimeable number, because it can be changed into a prime (13066451) by changing a digit.
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 5 ways as a sum of consecutive naturals, for example, 130615 + ... + 130714.
Almost surely, 213066450 is an apocalyptic number.
13066450 is a gapful number since it is divisible by the number (10) formed by its first and last digit.
13066450 is a deficient number, since it is larger than the sum of its proper divisors (11237240).
13066450 is a wasteful number, since it uses less digits than its factorization.
13066450 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 261341 (or 261336 counting only the distinct ones).
The product of its (nonzero) digits is 2160, while the sum is 25.
The square root of 13066450 is about 3614.7544868220. The cubic root of 13066450 is about 235.5334193463.
The spelling of 13066450 in words is "thirteen million, sixty-six thousand, four hundred fifty".
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