Base | Representation |
---|---|
bin | 110001101010… |
… | …010000100010 |
3 | 220111101112120 |
4 | 301222100202 |
5 | 11313040041 |
6 | 1143005110 |
7 | 215436531 |
oct | 61522042 |
9 | 26441476 |
10 | 13018146 |
11 | 73917a9 |
12 | 4439796 |
13 | 290a55b |
14 | 1a2c318 |
15 | 1222366 |
hex | c6a422 |
13018146 has 8 divisors (see below), whose sum is σ = 26036304. Its totient is φ = 4339380.
The previous prime is 13018139. The next prime is 13018153. The reversal of 13018146 is 64181031.
It is an interprime number because it is at equal distance from previous prime (13018139) and next prime (13018153).
It is a sphenic number, since it is the product of 3 distinct primes.
13018146 is an admirable number.
It is a Curzon number.
It is a plaindrome in base 15.
It is an unprimeable number.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1084840 + ... + 1084851.
It is an arithmetic number, because the mean of its divisors is an integer number (3254538).
Almost surely, 213018146 is an apocalyptic number.
13018146 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
13018146 is a wasteful number, since it uses less digits than its factorization.
13018146 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 2169696.
The product of its (nonzero) digits is 576, while the sum is 24.
The square root of 13018146 is about 3608.0667953906. The cubic root of 13018146 is about 235.2428212908.
Adding to 13018146 its reverse (64181031), we get a palindrome (77199177).
The spelling of 13018146 in words is "thirteen million, eighteen thousand, one hundred forty-six".
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