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4944 = 243103
BaseRepresentation
bin1001101010000
320210010
41031100
5124234
634520
720262
oct11520
96703
104944
113795
122a40
132334
141b32
1516e9
hex1350

4944 has 20 divisors (see below), whose sum is σ = 12896. Its totient is φ = 1632.

The previous prime is 4943. The next prime is 4951. The reversal of 4944 is 4494.

It is a happy number.

It is a plaindrome in base 13.

It is a self number, because there is not a number n which added to its sum of digits gives 4944.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4943) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (5) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 4 + ... + 99.

24944 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 4944, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (6448).

4944 is an abundant number, since it is smaller than the sum of its proper divisors (7952).

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

4944 is a wasteful number, since it uses less digits than its factorization.

4944 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 114 (or 108 counting only the distinct ones).

The product of its digits is 576, while the sum is 21.

The square root of 4944 is about 70.3135833250. The cubic root of 4944 is about 17.0356805380.

The spelling of 4944 in words is "four thousand, nine hundred forty-four".

Divisors: 1 2 3 4 6 8 12 16 24 48 103 206 309 412 618 824 1236 1648 2472 4944