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13550041 = 73419443
BaseRepresentation
bin110011101100…
…000111011001
3221111102011101
4303230013121
511432100131
61202231401
7223113331
oct63540731
927442141
1013550041
11771538a
124655561
132a6569b
141b2a0c1
1512c9c61
hexcec1d9

13550041 has 8 divisors (see below), whose sum is σ = 13799520. Its totient is φ = 13302432.

The previous prime is 13550039. The next prime is 13550057. The reversal of 13550041 is 14005531.

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

It is a cyclic number.

It is not a de Polignac number, because 13550041 - 21 = 13550039 is a prime.

It is a super-2 number, since 2×135500412 = 367207222203362, which contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (13550081) 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 7 ways as a sum of consecutive naturals, for example, 30366 + ... + 30808.

It is an arithmetic number, because the mean of its divisors is an integer number (1724940).

Almost surely, 213550041 is an apocalyptic number.

It is an amenable number.

13550041 is a deficient number, since it is larger than the sum of its proper divisors (249479).

13550041 is an equidigital number, since it uses as much as digits as its factorization.

13550041 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 935.

The product of its (nonzero) digits is 300, while the sum is 19.

The square root of 13550041 is about 3681.0380329467. The cubic root of 13550041 is about 238.4039992366.

Adding to 13550041 its reverse (14005531), we get a palindrome (27555572).

It can be divided in two parts, 135 and 50041, that added together give a square (50176 = 2242).

The spelling of 13550041 in words is "thirteen million, five hundred fifty thousand, forty-one".

Divisors: 1 73 419 443 30587 32339 185617 13550041