Search a number
-
+
255055141 = 1123186831
BaseRepresentation
bin11110011001111…
…01010100100101
3122202221010212201
433030331110211
51010243231031
641150414501
76214634665
oct1714752445
9582833781
10255055141
11120a76780
1271501431
1340ac2603
1425c341a5
15175d1d61
hexf33d525

255055141 has 4 divisors (see below), whose sum is σ = 278241984. Its totient is φ = 231868300.

The previous prime is 255055127. The next prime is 255055153. The reversal of 255055141 is 141550552.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 255055141 - 25 = 255055109 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (255055121) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 11593405 + ... + 11593426.

It is an arithmetic number, because the mean of its divisors is an integer number (69560496).

Almost surely, 2255055141 is an apocalyptic number.

It is an amenable number.

255055141 is a deficient number, since it is larger than the sum of its proper divisors (23186843).

255055141 is a wasteful number, since it uses less digits than its factorization.

255055141 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 23186842.

The product of its (nonzero) digits is 5000, while the sum is 28.

The square root of 255055141 is about 15970.4458610272. The cubic root of 255055141 is about 634.1782753542.

The spelling of 255055141 in words is "two hundred fifty-five million, fifty-five thousand, one hundred forty-one".

Divisors: 1 11 23186831 255055141