[go: up one dir, main page]

Search a number
-
+
13180301 = 312271873
BaseRepresentation
bin110010010001…
…110110001101
3220210121222022
4302101312031
511333232201
61150255525
7220013351
oct62216615
926717868
1013180301
117492612
1244b75a5
1329662c4
141a71461
15125541b
hexc91d8d

13180301 has 8 divisors (see below), whose sum is σ = 13672704. Its totient is φ = 12692160.

The previous prime is 13180289. The next prime is 13180309. The reversal of 13180301 is 10308131.

13180301 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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 13180301 - 222 = 8985997 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is a self number, because there is not a number n which added to its sum of digits gives 13180301.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (13180309) 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, 6101 + ... + 7973.

It is an arithmetic number, because the mean of its divisors is an integer number (1709088).

Almost surely, 213180301 is an apocalyptic number.

It is an amenable number.

13180301 is a deficient number, since it is larger than the sum of its proper divisors (492403).

13180301 is a wasteful number, since it uses less digits than its factorization.

13180301 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2131.

The product of its (nonzero) digits is 72, while the sum is 17.

The square root of 13180301 is about 3630.4684270766. The cubic root of 13180301 is about 236.2155277568.

Adding to 13180301 its reverse (10308131), we get a palindrome (23488432).

The spelling of 13180301 in words is "thirteen million, one hundred eighty thousand, three hundred one".

Divisors: 1 31 227 1873 7037 58063 425171 13180301