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43124 = 2210781
BaseRepresentation
bin1010100001110100
32012011012
422201310
52334444
6531352
7236504
oct124164
965135
1043124
112a444
1220b58
1316823
1411a04
15cb9e
hexa874

43124 has 6 divisors (see below), whose sum is σ = 75474. Its totient is φ = 21560.

The previous prime is 43117. The next prime is 43133. The reversal of 43124 is 42134.

It can be written as a sum of positive squares in only one way, i.e., 33124 + 10000 = 182^2 + 100^2 .

It is a plaindrome in base 5.

It is a nialpdrome in base 16.

It is a junction number, because it is equal to n+sod(n) for n = 43099 and 43108.

It is a congruent number.

It is an unprimeable number.

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 as a sum of consecutive naturals, namely, 5387 + ... + 5394.

It is an arithmetic number, because the mean of its divisors is an integer number (12579).

243124 is an apocalyptic number.

It is an amenable number.

43124 is a deficient number, since it is larger than the sum of its proper divisors (32350).

43124 is a wasteful number, since it uses less digits than its factorization.

43124 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10785 (or 10783 counting only the distinct ones).

The product of its digits is 96, while the sum is 14.

The square root of 43124 is about 207.6631888419. The cubic root of 43124 is about 35.0676243592.

Adding to 43124 its reverse (42134), we get a palindrome (85258).

Subtracting from 43124 its reverse (42134), we obtain a triangular number (990 = T44).

The spelling of 43124 in words is "forty-three thousand, one hundred twenty-four", and thus it is an iban number.

Divisors: 1 2 4 10781 21562 43124