Base | Representation |
---|---|
bin | 110011000010… |
… | …101111100011 |
3 | 221011210201000 |
4 | 303002233203 |
5 | 11411134304 |
6 | 1154443043 |
7 | 221506302 |
oct | 63025743 |
9 | 27153630 |
10 | 13380579 |
11 | 760a033 |
12 | 4593483 |
13 | 2a06504 |
14 | 1ac4439 |
15 | 1294939 |
hex | cc2be3 |
13380579 has 16 divisors (see below), whose sum is σ = 20867200. Its totient is φ = 8450568.
The previous prime is 13380529. The next prime is 13380583. The reversal of 13380579 is 97508331.
13380579 is a `hidden beast` number, since 1 + 3 + 3 + 80 + 579 = 666.
It is not a de Polignac number, because 13380579 - 29 = 13380067 is a prime.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (13380529) 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 15 ways as a sum of consecutive naturals, for example, 12529 + ... + 13554.
It is an arithmetic number, because the mean of its divisors is an integer number (1304200).
Almost surely, 213380579 is an apocalyptic number.
13380579 is a gapful number since it is divisible by the number (19) formed by its first and last digit.
13380579 is a deficient number, since it is larger than the sum of its proper divisors (7486621).
13380579 is a wasteful number, since it uses less digits than its factorization.
13380579 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 26111 (or 26105 counting only the distinct ones).
The product of its (nonzero) digits is 22680, while the sum is 36.
The square root of 13380579 is about 3657.9473752366. The cubic root of 13380579 is about 237.4059697943.
The spelling of 13380579 in words is "thirteen million, three hundred eighty thousand, five hundred seventy-nine".
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