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124444105 = 5131313607
BaseRepresentation
bin1110110101011…
…01110111001001
322200011102012221
413122231313021
5223324202410
620203134041
73040520542
oct732556711
9280142187
10124444105
1164277775
1235814321
131ca21986
14127554c9
15add24da
hex76addc9

124444105 has 16 divisors (see below), whose sum is σ = 151202304. Its totient is φ = 98317440.

The previous prime is 124444093. The next prime is 124444121. The reversal of 124444105 is 501444421.

It is not a de Polignac number, because 124444105 - 221 = 122346953 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 124444105.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 204712 + ... + 205318.

It is an arithmetic number, because the mean of its divisors is an integer number (9450144).

Almost surely, 2124444105 is an apocalyptic number.

It is an amenable number.

124444105 is a deficient number, since it is larger than the sum of its proper divisors (26758199).

124444105 is a wasteful number, since it uses less digits than its factorization.

124444105 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1056.

The product of its (nonzero) digits is 2560, while the sum is 25.

The square root of 124444105 is about 11155.4518061798. The cubic root of 124444105 is about 499.2577052089.

Adding to 124444105 its reverse (501444421), we get a palindrome (625888526).

The spelling of 124444105 in words is "one hundred twenty-four million, four hundred forty-four thousand, one hundred five".

Divisors: 1 5 131 313 607 655 1565 3035 41003 79517 189991 205015 397585 949955 24888821 124444105