Search a number
-
+
57868507130185 = 511573701426037
BaseRepresentation
bin11010010100001100011111…
…10011111010100101001001
321120220011201202111202222201
431022012033303322211021
530041104200311131220
6323024231500520201
715121601360453023
oct1512061763724511
9246804652452881
1057868507130185
1117490994711a94
1265a7379b50061
132639c9107889b
141040bca413013
156a545cb74d0a
hex34a18fcfa949

57868507130185 has 4 divisors (see below), whose sum is σ = 69442208556228. Its totient is φ = 46294805704144.

The previous prime is 57868507130113. The next prime is 57868507130201. The reversal of 57868507130185 is 58103170586875.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 31271269253184 + 26597237877001 = 5592072^2 + 5157251^2 .

It is a cyclic number.

It is not a de Polignac number, because 57868507130185 - 29 = 57868507129673 is a prime.

It is a Duffinian number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 5786850713014 + ... + 5786850713023.

It is an arithmetic number, because the mean of its divisors is an integer number (17360552139057).

Almost surely, 257868507130185 is an apocalyptic number.

It is an amenable number.

57868507130185 is a deficient number, since it is larger than the sum of its proper divisors (11573701426043).

57868507130185 is a wasteful number, since it uses less digits than its factorization.

57868507130185 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11573701426042.

The product of its (nonzero) digits is 56448000, while the sum is 64.

The spelling of 57868507130185 in words is "fifty-seven trillion, eight hundred sixty-eight billion, five hundred seven million, one hundred thirty thousand, one hundred eighty-five".

Divisors: 1 5 11573701426037 57868507130185