Search a number
-
+
44928 = 273313
BaseRepresentation
bin1010111110000000
32021122000
422332000
52414203
6544000
7244662
oct127600
967560
1044928
1130834
1222000
13175b0
1412532
15d4a3
hexaf80

44928 has 64 divisors (see below), whose sum is σ = 142800. Its totient is φ = 13824.

The previous prime is 44927. The next prime is 44939. The reversal of 44928 is 82944.

Subtracting from 44928 its product of digits (2304), we obtain a palindrome (42624).

It is a tau number, because it is divible by the number of its divisors (64).

It is a Smith number, since the sum of its digits (27) coincides with the sum of the digits of its prime factors.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is a nude number because it is divisible by every one of its digits.

Its product of digits (2304) is a multiple of the sum of its prime divisors (18).

It is a nialpdrome in base 6 and base 12.

It is a zygodrome in base 12.

It is a congruent number.

It is an inconsummate number, since it does not exist a number n which divided by its sum of digits gives 44928.

It is not an unprimeable number, because it can be changed into a prime (44927) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (7) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 3450 + ... + 3462.

244928 is an apocalyptic number.

44928 is a gapful number since it is divisible by the number (48) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 44928, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (71400).

44928 is an abundant number, since it is smaller than the sum of its proper divisors (97872).

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

44928 is a wasteful number, since it uses less digits than its factorization.

44928 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 36 (or 18 counting only the distinct ones).

The product of its digits is 2304, while the sum is 27.

The square root of 44928 is about 211.9622607919. The cubic root of 44928 is about 35.5499528209.

The spelling of 44928 in words is "forty-four thousand, nine hundred twenty-eight".

Divisors: 1 2 3 4 6 8 9 12 13 16 18 24 26 27 32 36 39 48 52 54 64 72 78 96 104 108 117 128 144 156 192 208 216 234 288 312 351 384 416 432 468 576 624 702 832 864 936 1152 1248 1404 1664 1728 1872 2496 2808 3456 3744 4992 5616 7488 11232 14976 22464 44928