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44214513 = 372300779
BaseRepresentation
bin1010100010101…
…0100011110001
310002012022220120
42220222203301
542304331023
64215400453
71044550200
oct250524361
9102168816
1044214513
1122a5a022
1212983129
139210c45
145c2d237
153d358e3
hex2a2a8f1

44214513 has 12 divisors (see below), whose sum is σ = 68577840. Its totient is φ = 25265352.

The previous prime is 44214509. The next prime is 44214529. The reversal of 44214513 is 31541244.

It is not a de Polignac number, because 44214513 - 22 = 44214509 is a prime.

It is not an unprimeable number, because it can be changed into a prime (44214553) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 150243 + ... + 150536.

It is an arithmetic number, because the mean of its divisors is an integer number (5714820).

Almost surely, 244214513 is an apocalyptic number.

It is an amenable number.

44214513 is a deficient number, since it is larger than the sum of its proper divisors (24363327).

44214513 is a wasteful number, since it uses less digits than its factorization.

44214513 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 300796 (or 300789 counting only the distinct ones).

The product of its digits is 1920, while the sum is 24.

The square root of 44214513 is about 6649.3994465666. The cubic root of 44214513 is about 353.6076200771.

Adding to 44214513 its reverse (31541244), we get a palindrome (75755757).

The spelling of 44214513 in words is "forty-four million, two hundred fourteen thousand, five hundred thirteen".

Divisors: 1 3 7 21 49 147 300779 902337 2105453 6316359 14738171 44214513