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44121432430 = 2518731235553
BaseRepresentation
bin101001000101110101…
…111010000101101110
311012212220020222221001
4221011311322011232
51210330041314210
632134043230514
73121240662535
oct510565720556
9135786228831
1044121432430
1117791442249
12867421843a
134211bacb8a
1421c7ad131c
15123374703a
hexa45d7a16e

44121432430 has 16 divisors (see below), whose sum is σ = 79423155504. Its totient is φ = 17647555840.

The previous prime is 44121432419. The next prime is 44121432463. The reversal of 44121432430 is 3423412144.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 69534 + ... + 305086.

It is an arithmetic number, because the mean of its divisors is an integer number (4963947219).

Almost surely, 244121432430 is an apocalyptic number.

44121432430 is a deficient number, since it is larger than the sum of its proper divisors (35301723074).

44121432430 is a wasteful number, since it uses less digits than its factorization.

44121432430 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 254291.

The product of its (nonzero) digits is 9216, while the sum is 28.

Adding to 44121432430 its reverse (3423412144), we get a palindrome (47544844574).

The spelling of 44121432430 in words is "forty-four billion, one hundred twenty-one million, four hundred thirty-two thousand, four hundred thirty".

Divisors: 1 2 5 10 18731 37462 93655 187310 235553 471106 1177765 2355530 4412143243 8824286486 22060716215 44121432430