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440224345 = 5118004079
BaseRepresentation
bin11010001111010…
…100101001011001
31010200100201021101
4122033110221121
51400144134340
6111403311401
713623562621
oct3217245131
91120321241
10440224345
1120654a080
1210351b561
13702862a2
1442675881
15289abc9a
hex1a3d4a59

440224345 has 8 divisors (see below), whose sum is σ = 576293760. Its totient is φ = 320163120.

The previous prime is 440224327. The next prime is 440224361. The reversal of 440224345 is 543422044.

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

It is not a de Polignac number, because 440224345 - 219 = 439700057 is a prime.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 4001985 + ... + 4002094.

It is an arithmetic number, because the mean of its divisors is an integer number (72036720).

Almost surely, 2440224345 is an apocalyptic number.

It is an amenable number.

440224345 is a deficient number, since it is larger than the sum of its proper divisors (136069415).

440224345 is a wasteful number, since it uses less digits than its factorization.

440224345 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8004095.

The product of its (nonzero) digits is 15360, while the sum is 28.

The square root of 440224345 is about 20981.5238960377. The cubic root of 440224345 is about 760.7197388806.

Adding to 440224345 its reverse (543422044), we get a palindrome (983646389).

It can be divided in two parts, 440 and 224345, that added together give a triangular number (224785 = T670).

The spelling of 440224345 in words is "four hundred forty million, two hundred twenty-four thousand, three hundred forty-five".

Divisors: 1 5 11 55 8004079 40020395 88044869 440224345