Search a number
-
+
3043040 = 2557111319
BaseRepresentation
bin1011100110111011100000
312201121021012
423212323200
51234334130
6145120052
734602560
oct13467340
95647235
103043040
111799310
121029028
13827120
14592da0
15401995
hex2e6ee0

3043040 has 192 divisors, whose sum is σ = 10160640. Its totient is φ = 829440.

The previous prime is 3043037. The next prime is 3043049. The reversal of 3043040 is 403403.

It is a Harshad number since it is a multiple of its sum of digits (14).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3043049) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 160151 + ... + 160169.

It is an arithmetic number, because the mean of its divisors is an integer number (52920).

Almost surely, 23043040 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 3043040, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (5080320).

3043040 is an abundant number, since it is smaller than the sum of its proper divisors (7117600).

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

3043040 is a wasteful number, since it uses less digits than its factorization.

3043040 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 65 (or 57 counting only the distinct ones).

The product of its (nonzero) digits is 144, while the sum is 14.

The square root of 3043040 is about 1744.4311393689. The cubic root of 3043040 is about 144.9114004915.

Adding to 3043040 its reverse (403403), we get a palindrome (3446443).

The spelling of 3043040 in words is "three million, forty-three thousand, forty".