Search a number
-
+
13180141 = 132167467
BaseRepresentation
bin110010010001…
…110011101101
3220210121202101
4302101303231
511333231031
61150255101
7220013032
oct62216355
926717671
1013180141
117492487
1244b7491
132966200
141a71389
151255361
hexc91ced

13180141 has 12 divisors (see below), whose sum is σ = 14388192. Its totient is φ = 12067536.

The previous prime is 13180121. The next prime is 13180157. The reversal of 13180141 is 14108131.

It is a de Polignac number, because none of the positive numbers 2k-13180141 is a prime.

It is a super-2 number, since 2×131801412 = 347432233559762, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (13180121) 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 11 ways as a sum of consecutive naturals, for example, 27990 + ... + 28456.

It is an arithmetic number, because the mean of its divisors is an integer number (1199016).

Almost surely, 213180141 is an apocalyptic number.

It is an amenable number.

13180141 is a deficient number, since it is larger than the sum of its proper divisors (1208051).

13180141 is a wasteful number, since it uses less digits than its factorization.

13180141 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 660 (or 647 counting only the distinct ones).

The product of its (nonzero) digits is 96, while the sum is 19.

The square root of 13180141 is about 3630.4463912858. The cubic root of 13180141 is about 236.2145719203.

Adding to 13180141 its reverse (14108131), we get a palindrome (27288272).

The spelling of 13180141 in words is "thirteen million, one hundred eighty thousand, one hundred forty-one".

Divisors: 1 13 167 169 467 2171 6071 28223 77989 78923 1013857 13180141