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13655041 = 22959629
BaseRepresentation
bin110100000101…
…110000000001
3221200202012021
4310011300001
511443430131
61204401441
7224031421
oct64056001
927622167
1013655041
117787264
1246a6281
132aa140a
141b56481
1512eae11
hexd05c01

13655041 has 4 divisors (see below), whose sum is σ = 13714900. Its totient is φ = 13595184.

The previous prime is 13655039. The next prime is 13655093. The reversal of 13655041 is 14055631.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 14055631 = 69120341.

It can be written as a sum of positive squares in 2 ways, for example, as 10400625 + 3254416 = 3225^2 + 1804^2 .

It is a cyclic number.

It is not a de Polignac number, because 13655041 - 21 = 13655039 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 13654997 and 13655015.

It is not an unprimeable number, because it can be changed into a prime (13655021) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 29586 + ... + 30043.

It is an arithmetic number, because the mean of its divisors is an integer number (3428725).

Almost surely, 213655041 is an apocalyptic number.

It is an amenable number.

13655041 is a deficient number, since it is larger than the sum of its proper divisors (59859).

13655041 is an equidigital number, since it uses as much as digits as its factorization.

13655041 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 59858.

The product of its (nonzero) digits is 1800, while the sum is 25.

The square root of 13655041 is about 3695.2727910129. The cubic root of 13655041 is about 239.0182172467.

The spelling of 13655041 in words is "thirteen million, six hundred fifty-five thousand, forty-one".

Divisors: 1 229 59629 13655041