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44212223 = 1117236429
BaseRepresentation
bin1010100010100…
…1111111111111
310002012012202202
42220221333333
542304242343
64215342115
71044540416
oct250517777
9102165682
1044212223
1122a58330
121298193b
13920cba3
145c2c47d
153d34db8
hex2a29fff

44212223 has 8 divisors (see below), whose sum is σ = 51068880. Its totient is φ = 37828480.

The previous prime is 44212199. The next prime is 44212237. The reversal of 44212223 is 32221244.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 44212223 - 210 = 44211199 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 44212195 and 44212204.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (44212243) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 118028 + ... + 118401.

It is an arithmetic number, because the mean of its divisors is an integer number (6383610).

Almost surely, 244212223 is an apocalyptic number.

44212223 is a deficient number, since it is larger than the sum of its proper divisors (6856657).

44212223 is a wasteful number, since it uses less digits than its factorization.

44212223 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 236457.

The product of its digits is 768, while the sum is 20.

The square root of 44212223 is about 6649.2272483350. The cubic root of 44212223 is about 353.6015151780.

Adding to 44212223 its reverse (32221244), we get a palindrome (76433467).

The spelling of 44212223 in words is "forty-four million, two hundred twelve thousand, two hundred twenty-three".

Divisors: 1 11 17 187 236429 2600719 4019293 44212223