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124444 = 2253587
BaseRepresentation
bin11110011000011100
320022201001
4132120130
512440234
62400044
71025545
oct363034
9208631
10124444
1185551
1260024
1344848
14334cc
1526d14
hex1e61c

124444 has 12 divisors (see below), whose sum is σ = 222264. Its totient is φ = 60944.

The previous prime is 124433. The next prime is 124447. The reversal of 124444 is 444421.

It is a nude number because it is divisible by every one of its digits.

124444 is a modest number, since divided by 444 gives 124 as remainder.

It is a plaindrome in base 10 and base 14.

It is a nialpdrome in base 11.

It is a zygodrome in base 2.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (124447) 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, 82 + ... + 505.

It is an arithmetic number, because the mean of its divisors is an integer number (18522).

2124444 is an apocalyptic number.

It is an amenable number.

124444 is a deficient number, since it is larger than the sum of its proper divisors (97820).

124444 is a wasteful number, since it uses less digits than its factorization.

124444 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 644 (or 642 counting only the distinct ones).

The product of its digits is 512, while the sum is 19.

The square root of 124444 is about 352.7662115339. The cubic root of 124444 is about 49.9257564792.

Adding to 124444 its reverse (444421), we get a palindrome (568865).

The spelling of 124444 in words is "one hundred twenty-four thousand, four hundred forty-four", and thus it is an iban number.

Divisors: 1 2 4 53 106 212 587 1174 2348 31111 62222 124444