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13001083 = 26994817
BaseRepresentation
bin110001100110…
…000101111011
3220110112010121
4301212011323
511312013313
61142354111
7215336014
oct61460573
926415117
1013001083
11737a9a7
12442b937
132902864
141a2600b
15121c28d
hexc6617b

13001083 has 4 divisors (see below), whose sum is σ = 13008600. Its totient is φ = 12993568.

The previous prime is 13001071. The next prime is 13001089. The reversal of 13001083 is 38010031.

It is a semiprime because it is the product of two primes, and also a brilliant number, because the two primes have the same length, and also an emirpimes, since its reverse is a distinct semiprime: 38010031 = 89427079.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2k-13001083 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (13001089) 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 3 ways as a sum of consecutive naturals, for example, 291 + ... + 5107.

It is an arithmetic number, because the mean of its divisors is an integer number (3252150).

Almost surely, 213001083 is an apocalyptic number.

13001083 is a deficient number, since it is larger than the sum of its proper divisors (7517).

13001083 is an equidigital number, since it uses as much as digits as its factorization.

13001083 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7516.

The product of its (nonzero) digits is 72, while the sum is 16.

The square root of 13001083 is about 3605.7014574144. The cubic root of 13001083 is about 235.1399980663.

The spelling of 13001083 in words is "thirteen million, one thousand, eighty-three".

Divisors: 1 2699 4817 13001083