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440222041 = 7313754829
BaseRepresentation
bin11010001111010…
…100000101011001
31010200100121010001
4122033110011121
51400144101131
6111403253001
713623553120
oct3217240531
91120317101
10440222041
11206548376
1210351a161
137028521c
1442674ab7
15289ab261
hex1a3d4159

440222041 has 16 divisors (see below), whose sum is σ = 533386240. Its totient is φ = 355285440.

The previous prime is 440222033. The next prime is 440222063. The reversal of 440222041 is 140222044.

It is a cyclic number.

It is not a de Polignac number, because 440222041 - 23 = 440222033 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (440222071) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 19386 + ... + 35443.

It is an arithmetic number, because the mean of its divisors is an integer number (33336640).

Almost surely, 2440222041 is an apocalyptic number.

It is an amenable number.

440222041 is a deficient number, since it is larger than the sum of its proper divisors (93164199).

440222041 is a wasteful number, since it uses less digits than its factorization.

440222041 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 54904.

The product of its (nonzero) digits is 512, while the sum is 19.

The square root of 440222041 is about 20981.4689905164. The cubic root of 440222041 is about 760.7184117532.

Adding to 440222041 its reverse (140222044), we get a palindrome (580444085).

The spelling of 440222041 in words is "four hundred forty million, two hundred twenty-two thousand, forty-one".

Divisors: 1 7 31 37 217 259 1147 8029 54829 383803 1699699 2028673 11897893 14200711 62888863 440222041