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13612041 = 323741997
BaseRepresentation
bin110011111011…
…010000001001
3221121120012200
4303323100021
511441041131
61203430413
7223462152
oct63732011
927546180
1013612041
117757a23
124685409
132a87981
141b44929
1512dd2e6
hexcfb409

13612041 has 24 divisors (see below), whose sum is σ = 20706504. Its totient is φ = 8605440.

The previous prime is 13612031. The next prime is 13612051. The reversal of 13612041 is 14021631.

It is a happy number.

13612041 is a `hidden beast` number, since 13 + 612 + 0 + 41 = 666.

13612041 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is an interprime number because it is at equal distance from previous prime (13612031) and next prime (13612051).

It can be written as a sum of positive squares in 4 ways, for example, as 3594816 + 10017225 = 1896^2 + 3165^2 .

It is not a de Polignac number, because 13612041 - 26 = 13611977 is a prime.

It is not an unprimeable number, because it can be changed into a prime (13612031) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 13155 + ... + 14151.

It is an arithmetic number, because the mean of its divisors is an integer number (862771).

Almost surely, 213612041 is an apocalyptic number.

It is an amenable number.

13612041 is a deficient number, since it is larger than the sum of its proper divisors (7094463).

13612041 is a wasteful number, since it uses less digits than its factorization.

13612041 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1081 (or 1078 counting only the distinct ones).

The product of its (nonzero) digits is 144, while the sum is 18.

The square root of 13612041 is about 3689.4499590047. The cubic root of 13612041 is about 238.7670623662.

Adding to 13612041 its reverse (14021631), we get a palindrome (27633672).

It can be divided in two parts, 136120 and 41, that added together give a square (136161 = 3692).

The spelling of 13612041 in words is "thirteen million, six hundred twelve thousand, forty-one".

Divisors: 1 3 9 37 41 111 123 333 369 997 1517 2991 4551 8973 13653 36889 40877 110667 122631 332001 367893 1512449 4537347 13612041