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83141 = 711171
BaseRepresentation
bin10100010011000101
311020001022
4110103011
510130031
61440525
7464252
oct242305
9136038
1083141
1157513
1240145
132bac6
1422429
151997b
hex144c5

83141 has 4 divisors (see below), whose sum is σ = 84384. Its totient is φ = 81900.

The previous prime is 83137. The next prime is 83177. The reversal of 83141 is 14138.

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, and also an emirpimes, since its reverse is a distinct semiprime: 14138 = 27069.

It is a cyclic number.

It is not a de Polignac number, because 83141 - 22 = 83137 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 (83101) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (7) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 515 + ... + 656.

It is an arithmetic number, because the mean of its divisors is an integer number (21096).

283141 is an apocalyptic number.

It is an amenable number.

83141 is a deficient number, since it is larger than the sum of its proper divisors (1243).

83141 is a wasteful number, since it uses less digits than its factorization.

83141 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1242.

The product of its digits is 96, while the sum is 17.

The square root of 83141 is about 288.3418110507. The cubic root of 83141 is about 43.6453936226.

Adding to 83141 its reverse (14138), we get a palindrome (97279).

The spelling of 83141 in words is "eighty-three thousand, one hundred forty-one".

Divisors: 1 71 1171 83141