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244162243 = 1321444747
BaseRepresentation
bin11101000110110…
…01111011000011
3122000102201122001
432203121323003
51000001142433
640121124431
76023226163
oct1643317303
9560381561
10244162243
11115906786
1269929717
133b77a500
14245da5a3
151667e57d
hexe8d9ec3

244162243 has 6 divisors (see below), whose sum is σ = 264388884. Its totient is φ = 225380376.

The previous prime is 244162241. The next prime is 244162249. The reversal of 244162243 is 342261442.

It is not a de Polignac number, because 244162243 - 21 = 244162241 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (244162241) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 722205 + ... + 722542.

It is an arithmetic number, because the mean of its divisors is an integer number (44064814).

Almost surely, 2244162243 is an apocalyptic number.

244162243 is a deficient number, since it is larger than the sum of its proper divisors (20226641).

244162243 is a wasteful number, since it uses less digits than its factorization.

244162243 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1444773 (or 1444760 counting only the distinct ones).

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

The square root of 244162243 is about 15625.6917606869. The cubic root of 244162243 is about 625.0184468155.

The spelling of 244162243 in words is "two hundred forty-four million, one hundred sixty-two thousand, two hundred forty-three".

Divisors: 1 13 169 1444747 18781711 244162243