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51141 = 317047
BaseRepresentation
bin1100011111000101
32121011010
430133011
53114031
61032433
7302046
oct143705
977133
1051141
1135472
1225719
131a37c
14148cd
1510246
hexc7c5

51141 has 4 divisors (see below), whose sum is σ = 68192. Its totient is φ = 34092.

The previous prime is 51137. The next prime is 51151. The reversal of 51141 is 14115.

It is a happy number.

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 not a de Polignac number, because 51141 - 22 = 51137 is a prime.

It is a D-number.

It is a Duffinian number.

51141 is a lucky number.

It is a plaindrome in base 14.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (51131) 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, 8521 + ... + 8526.

It is an arithmetic number, because the mean of its divisors is an integer number (17048).

251141 is an apocalyptic number.

It is an amenable number.

51141 is a deficient number, since it is larger than the sum of its proper divisors (17051).

51141 is a wasteful number, since it uses less digits than its factorization.

51141 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 17050.

The product of its digits is 20, while the sum is 12.

The square root of 51141 is about 226.1437595867. The cubic root of 51141 is about 37.1184419710.

Adding to 51141 its reverse (14115), we get a palindrome (65256).

It can be divided in two parts, 5114 and 1, that added together give a palindrome (5115).

The spelling of 51141 in words is "fifty-one thousand, one hundred forty-one".

Divisors: 1 3 17047 51141