Search a number
-
+
13041005 = 55234987
BaseRepresentation
bin110001101111…
…110101101101
3220112112220012
4301233311231
511314303010
61143303005
7215563265
oct61576555
926475805
1013041005
1173a799a
12444aa65
132917a93
141a367a5
151229005
hexc6fd6d

13041005 has 8 divisors (see below), whose sum is σ = 15682272. Its totient is φ = 10410768.

The previous prime is 13041001. The next prime is 13041013. The reversal of 13041005 is 50014031.

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 13041005 - 22 = 13041001 is a prime.

It is a super-2 number, since 2×130410052 = 340135622820050, which contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (13041001) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 122 + ... + 5108.

It is an arithmetic number, because the mean of its divisors is an integer number (1960284).

Almost surely, 213041005 is an apocalyptic number.

It is an amenable number.

13041005 is a deficient number, since it is larger than the sum of its proper divisors (2641267).

13041005 is an equidigital number, since it uses as much as digits as its factorization.

13041005 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5515.

The product of its (nonzero) digits is 60, while the sum is 14.

The square root of 13041005 is about 3611.2331688774. The cubic root of 13041005 is about 235.3804310358.

Adding to 13041005 its reverse (50014031), we get a palindrome (63055036).

The spelling of 13041005 in words is "thirteen million, forty-one thousand, five".

Divisors: 1 5 523 2615 4987 24935 2608201 13041005