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13060066 = 28297877
BaseRepresentation
bin110001110100…
…011111100010
3220120112001011
4301310133202
511320410231
61143531134
7216002665
oct61643742
926515034
1013060066
117410248
124459aaa
132923666
141a3d6dc
15122e9b1
hexc747e2

13060066 has 8 divisors (see below), whose sum is σ = 19616220. Its totient is φ = 6521328.

The previous prime is 13060057. The next prime is 13060079. The reversal of 13060066 is 66006031.

It can be written as a sum of positive squares in 2 ways, for example, as 12752041 + 308025 = 3571^2 + 555^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is a plaindrome in base 12.

It is an unprimeable number.

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, 2281 + ... + 5596.

Almost surely, 213060066 is an apocalyptic number.

13060066 is a deficient number, since it is larger than the sum of its proper divisors (6556154).

13060066 is an equidigital number, since it uses as much as digits as its factorization.

13060066 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8708.

The product of its (nonzero) digits is 648, while the sum is 22.

The square root of 13060066 is about 3613.8713314118. The cubic root of 13060066 is about 235.4950541617.

Adding to 13060066 its reverse (66006031), we get a palindrome (79066097).

The spelling of 13060066 in words is "thirteen million, sixty thousand, sixty-six".

Divisors: 1 2 829 1658 7877 15754 6530033 13060066