Search a number
-
+
4988241 = 321931941
BaseRepresentation
bin10011000001110101010001
3100101102120200
4103001311101
52234110431
6254525413
760253656
oct23016521
910342520
104988241
1128a7815
121806869
13105862b
1493bc2d
15687ee6
hex4c1d51

4988241 has 24 divisors (see below), whose sum is σ = 7837440. Its totient is φ = 3045600.

The previous prime is 4988231. The next prime is 4988299. The reversal of 4988241 is 1428894.

It is not a de Polignac number, because 4988241 - 25 = 4988209 is a prime.

It is an Ulam number.

It is a junction number, because it is equal to n+sod(n) for n = 4988196 and 4988205.

It is not an unprimeable number, because it can be changed into a prime (4988231) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 4831 + ... + 5771.

It is an arithmetic number, because the mean of its divisors is an integer number (326560).

Almost surely, 24988241 is an apocalyptic number.

It is an amenable number.

4988241 is a deficient number, since it is larger than the sum of its proper divisors (2849199).

4988241 is a wasteful number, since it uses less digits than its factorization.

4988241 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 997 (or 994 counting only the distinct ones).

The product of its digits is 18432, while the sum is 36.

The square root of 4988241 is about 2233.4370373933. The cubic root of 4988241 is about 170.8634387289.

The spelling of 4988241 in words is "four million, nine hundred eighty-eight thousand, two hundred forty-one".

Divisors: 1 3 9 19 31 57 93 171 279 589 941 1767 2823 5301 8469 17879 29171 53637 87513 160911 262539 554249 1662747 4988241