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11244040 = 235401701
BaseRepresentation
bin101010111001…
…001000001000
3210011020220221
4222321020020
510334302130
61040555424
7164400313
oct52711010
923136827
1011244040
11638a8a5
123922b74
132438ba2
1416c997a
15ec187a
hexab9208

11244040 has 32 divisors (see below), whose sum is σ = 25398360. Its totient is φ = 4480000.

The previous prime is 11244019. The next prime is 11244071. The reversal of 11244040 is 4044211.

It can be written as a sum of positive squares in 4 ways, for example, as 11168964 + 75076 = 3342^2 + 274^2 .

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 15690 + ... + 16390.

Almost surely, 211244040 is an apocalyptic number.

11244040 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

11244040 is an abundant number, since it is smaller than the sum of its proper divisors (14154320).

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

11244040 is a wasteful number, since it uses less digits than its factorization.

11244040 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1113 (or 1109 counting only the distinct ones).

The product of its (nonzero) digits is 128, while the sum is 16.

The square root of 11244040 is about 3353.2133842033. The cubic root of 11244040 is about 224.0306611941.

Adding to 11244040 its reverse (4044211), we get a palindrome (15288251).

The spelling of 11244040 in words is "eleven million, two hundred forty-four thousand, forty".

Divisors: 1 2 4 5 8 10 20 40 401 701 802 1402 1604 2005 2804 3208 3505 4010 5608 7010 8020 14020 16040 28040 281101 562202 1124404 1405505 2248808 2811010 5622020 11244040