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244412441 = 7213383693
BaseRepresentation
bin11101001000101…
…11000000011001
3122000220102211122
432210113000121
51000032144231
640130335025
76025320500
oct1644270031
9560812748
10244412441
11115a67759
1269a2a475
133b837360
1424663837
15166cd77b
hexe917019

244412441 has 12 divisors (see below), whose sum is σ = 306187812. Its totient is φ = 193380768.

The previous prime is 244412431. The next prime is 244412453. The reversal of 244412441 is 144214442.

It can be written as a sum of positive squares in 2 ways, for example, as 49000000 + 195412441 = 7000^2 + 13979^2 .

It is not a de Polignac number, because 244412441 - 214 = 244396057 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 244412441.

It is not an unprimeable number, because it can be changed into a prime (244412411) 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, 191210 + ... + 192483.

It is an arithmetic number, because the mean of its divisors is an integer number (25515651).

Almost surely, 2244412441 is an apocalyptic number.

It is an amenable number.

244412441 is a deficient number, since it is larger than the sum of its proper divisors (61775371).

244412441 is a wasteful number, since it uses less digits than its factorization.

244412441 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 383720 (or 383713 counting only the distinct ones).

The product of its digits is 4096, while the sum is 26.

The square root of 244412441 is about 15633.6956923179. The cubic root of 244412441 is about 625.2318636255.

Adding to 244412441 its reverse (144214442), we get a palindrome (388626883).

The spelling of 244412441 in words is "two hundred forty-four million, four hundred twelve thousand, four hundred forty-one".

Divisors: 1 7 13 49 91 637 383693 2685851 4988009 18800957 34916063 244412441