Search a number
53241 = 317747
BaseRepresentation
bin1100111111111001
32201000220
430333321
53200431
61050253
7311136
oct147771
981026
1053241
1137001
1226989
131b306
141558d
1510b96
hexcff9

53241 has 4 divisors (see below), whose sum is σ = 70992. Its totient is φ = 35492.

The previous prime is 53239. The next prime is 53267. The reversal of 53241 is 14235.

Adding to 53241 its product of digits (120), we get a square (53361 = 2312).

Adding to 53241 its reverse (14235), we get a palindrome (67476).

It can be divided in two parts, 532 and 41, that multiplied together give a palindrome (21812).

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 53241 - 21 = 53239 is a prime.

It is an Ulam number.

It is a D-number.

53241 is a lucky number.

It is a plaindrome in base 14.

It is a self number, because there is not a number n which added to its sum of digits gives 53241.

It is not an unprimeable number, because it can be changed into a prime (53201) 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, 8871 + ... + 8876.

It is an arithmetic number, because the mean of its divisors is an integer number (17748).

253241 is an apocalyptic number.

It is an amenable number.

53241 is a deficient number, since it is larger than the sum of its proper divisors (17751).

53241 is a wasteful number, since it uses less digits than its factorization.

53241 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 17750.

The product of its digits is 120, while the sum is 15.

The square root of 53241 is about 230.7401135477. The cubic root of 53241 is about 37.6197063593.

The spelling of 53241 in words is "fifty-three thousand, two hundred forty-one".

Divisors: 1 3 17747 53241