Search a number
-
+
3040144 = 241711177
BaseRepresentation
bin1011100110001110010000
312201110021221
423212032100
51234241034
6145054424
734561252
oct13461620
95643257
103040144
111797118
121027414
13825a03
14591cd2
15400bb4
hex2e6390

3040144 has 20 divisors (see below), whose sum is σ = 6237324. Its totient is φ = 1430528.

The previous prime is 3040111. The next prime is 3040153. The reversal of 3040144 is 4410403.

It can be written as a sum of positive squares in 2 ways, for example, as 2521744 + 518400 = 1588^2 + 720^2 .

It is a Harshad number since it is a multiple of its sum of digits (16).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 5317 + ... + 5860.

Almost surely, 23040144 is an apocalyptic number.

3040144 is a gapful number since it is divisible by the number (34) formed by its first and last digit.

It is an amenable number.

3040144 is an abundant number, since it is smaller than the sum of its proper divisors (3197180).

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

3040144 is a wasteful number, since it uses less digits than its factorization.

3040144 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11202 (or 11196 counting only the distinct ones).

The product of its (nonzero) digits is 192, while the sum is 16.

The square root of 3040144 is about 1743.6008717594. The cubic root of 3040144 is about 144.8654161453.

Adding to 3040144 its reverse (4410403), we get a palindrome (7450547).

The spelling of 3040144 in words is "three million, forty thousand, one hundred forty-four".

Divisors: 1 2 4 8 16 17 34 68 136 272 11177 22354 44708 89416 178832 190009 380018 760036 1520072 3040144