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13041026 = 26520513
BaseRepresentation
bin110001101111…
…110110000010
3220112112220222
4301233312002
511314303101
61143303042
7215563325
oct61576602
926475828
1013041026
1173a7a09
12444aa82
132917aab
141a367bc
15122901b
hexc6fd82

13041026 has 4 divisors (see below), whose sum is σ = 19561542. Its totient is φ = 6520512.

The previous prime is 13041013. The next prime is 13041029. The reversal of 13041026 is 62014031.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 62014031 = 83747157.

It can be written as a sum of positive squares in only one way, i.e., 6786025 + 6255001 = 2605^2 + 2501^2 .

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 13040995 and 13041013.

It is not an unprimeable number, because it can be changed into a prime (13041029) 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 as a sum of consecutive naturals, namely, 3260255 + ... + 3260258.

Almost surely, 213041026 is an apocalyptic number.

13041026 is a deficient number, since it is larger than the sum of its proper divisors (6520516).

13041026 is an equidigital number, since it uses as much as digits as its factorization.

13041026 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6520515.

The product of its (nonzero) digits is 144, while the sum is 17.

The square root of 13041026 is about 3611.2360764702. The cubic root of 13041026 is about 235.3805573806.

Adding to 13041026 its reverse (62014031), we get a palindrome (75055057).

The spelling of 13041026 in words is "thirteen million, forty-one thousand, twenty-six".

Divisors: 1 2 6520513 13041026