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244317944 = 23133175781
BaseRepresentation
bin11101000111111…
…11111011111000
3122000201122012202
432203333323320
51000021133234
640124325332
76024445133
oct1643777370
9560648182
10244317944
11115a02762
12699a3848
133b803340
142463b21a
15166b077e
hexe8ffef8

244317944 has 32 divisors (see below), whose sum is σ = 509255040. Its totient is φ = 109123200.

The previous prime is 244317907. The next prime is 244317947. The reversal of 244317944 is 449713442.

It is a happy number.

It is a hoax number, since the sum of its digits (38) coincides with the sum of the digits of its distinct prime factors.

It is a junction number, because it is equal to n+sod(n) for n = 244317898 and 244317907.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (244317947) 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, 34667 + ... + 41114.

It is an arithmetic number, because the mean of its divisors is an integer number (15914220).

Almost surely, 2244317944 is an apocalyptic number.

It is an amenable number.

244317944 is an abundant number, since it is smaller than the sum of its proper divisors (264937096).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

244317944 is a wasteful number, since it uses less digits than its factorization.

244317944 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 75831 (or 75827 counting only the distinct ones).

The product of its digits is 96768, while the sum is 38.

The square root of 244317944 is about 15630.6731780816. The cubic root of 244317944 is about 625.1512755955.

The spelling of 244317944 in words is "two hundred forty-four million, three hundred seventeen thousand, nine hundred forty-four".

Divisors: 1 2 4 8 13 26 31 52 62 104 124 248 403 806 1612 3224 75781 151562 303124 606248 985153 1970306 2349211 3940612 4698422 7881224 9396844 18793688 30539743 61079486 122158972 244317944