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BaseRepresentation
bin1010010010011101
32010210210
422102131
52322031
6523033
7233601
oct122235
963723
1042141
1129730
1220479
1316248
1411501
15c746
hexa49d

42141 has 8 divisors (see below), whose sum is σ = 61344. Its totient is φ = 25520.

The previous prime is 42139. The next prime is 42157. The reversal of 42141 is 14124.

Adding to 42141 its reverse (14124), we get a palindrome (56265).

It can be divided in two parts, 4 and 2141, that added together give a triangular number (2145 = T65).

42141 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 not a de Polignac number, because 42141 - 21 = 42139 is a prime.

It is a plaindrome in base 8.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (42101) 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, 606 + ... + 671.

It is an arithmetic number, because the mean of its divisors is an integer number (7668).

242141 is an apocalyptic number.

It is an amenable number.

42141 is a deficient number, since it is larger than the sum of its proper divisors (19203).

42141 is a wasteful number, since it uses less digits than its factorization.

42141 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1291.

The product of its digits is 32, while the sum is 12.

The square root of 42141 is about 205.2827318602. The cubic root of 42141 is about 34.7991213941.

The spelling of 42141 in words is "forty-two thousand, one hundred forty-one", and thus it is an iban number.

Divisors: 1 3 11 33 1277 3831 14047 42141