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124342 = 262171
BaseRepresentation
bin11110010110110110
320022120021
4132112312
512434332
62355354
71025341
oct362666
9208507
10124342
1185469
125bb5a
134479a
1433458
1526c97
hex1e5b6

124342 has 4 divisors (see below), whose sum is σ = 186516. Its totient is φ = 62170.

The previous prime is 124339. The next prime is 124343. The reversal of 124342 is 243421.

It is a semiprime because it is the product of two primes.

It is a plaindrome in base 13 and base 14.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (124343) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 31084 + ... + 31087.

It is an arithmetic number, because the mean of its divisors is an integer number (46629).

2124342 is an apocalyptic number.

124342 is a deficient number, since it is larger than the sum of its proper divisors (62174).

124342 is an equidigital number, since it uses as much as digits as its factorization.

124342 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 62173.

The product of its digits is 192, while the sum is 16.

The square root of 124342 is about 352.6216102283. The cubic root of 124342 is about 49.9121122721.

Adding to 124342 its reverse (243421), we get a palindrome (367763).

The spelling of 124342 in words is "one hundred twenty-four thousand, three hundred forty-two", and thus it is an iban number.

Divisors: 1 2 62171 124342