Search a number
-
+
4997448 = 2332312239
BaseRepresentation
bin10011000100000101001000
3100101220012200
4103010011020
52234404243
6255040200
760322551
oct23040510
910356180
104997448
112903725
121810060
13105c891
14941328
1568aad3
hex4c4148

4997448 has 48 divisors (see below), whose sum is σ = 13977600. Its totient is φ = 1611360.

The previous prime is 4997401. The next prime is 4997471. The reversal of 4997448 is 8447994.

It is an unprimeable number.

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 11 ways as a sum of consecutive naturals, for example, 1113 + ... + 3351.

It is an arithmetic number, because the mean of its divisors is an integer number (291200).

Almost surely, 24997448 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 4997448, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (6988800).

4997448 is an abundant number, since it is smaller than the sum of its proper divisors (8980152).

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

4997448 is a wasteful number, since it uses less digits than its factorization.

4997448 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2282 (or 2275 counting only the distinct ones).

The product of its digits is 290304, while the sum is 45.

The square root of 4997448 is about 2235.4972601191. The cubic root of 4997448 is about 170.9684973259.

It can be divided in two parts, 4997 and 448, that added together give a palindrome (5445).

The spelling of 4997448 in words is "four million, nine hundred ninety-seven thousand, four hundred forty-eight".

Divisors: 1 2 3 4 6 8 9 12 18 24 31 36 62 72 93 124 186 248 279 372 558 744 1116 2232 2239 4478 6717 8956 13434 17912 20151 26868 40302 53736 69409 80604 138818 161208 208227 277636 416454 555272 624681 832908 1249362 1665816 2498724 4997448