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44280425 = 527401631
BaseRepresentation
bin1010100011101…
…0101001101001
310002022200022202
42220322221221
542313433200
64221025545
71045243310
oct250725151
9102280282
1044280425
1122aa45a2
12129b52b5
139234c47
145c49277
153d4a1d5
hex2a3aa69

44280425 has 24 divisors (see below), whose sum is σ = 63007872. Its totient is φ = 30240000.

The previous prime is 44280409. The next prime is 44280463. The reversal of 44280425 is 52408244.

44280425 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 44280425 - 24 = 44280409 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 69860 + ... + 70490.

It is an arithmetic number, because the mean of its divisors is an integer number (2625328).

Almost surely, 244280425 is an apocalyptic number.

It is an amenable number.

44280425 is a deficient number, since it is larger than the sum of its proper divisors (18727447).

44280425 is a wasteful number, since it uses less digits than its factorization.

44280425 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1049 (or 1044 counting only the distinct ones).

The product of its (nonzero) digits is 10240, while the sum is 29.

The square root of 44280425 is about 6654.3538379019. The cubic root of 44280425 is about 353.7832442630.

Adding to 44280425 its reverse (52408244), we get a palindrome (96688669).

The spelling of 44280425 in words is "forty-four million, two hundred eighty thousand, four hundred twenty-five".

Divisors: 1 5 7 25 35 175 401 631 2005 2807 3155 4417 10025 14035 15775 22085 70175 110425 253031 1265155 1771217 6325775 8856085 44280425