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11246240 = 25570289
BaseRepresentation
bin101010111001…
…101010100000
3210011100221102
4222321222200
510334334430
61041013532
7164406605
oct52715240
923140842
1011246240
116391515
1239242a8
132439ba5
1416ca6ac
15ec2345
hexab9aa0

11246240 has 24 divisors (see below), whose sum is σ = 26569620. Its totient is φ = 4498432.

The previous prime is 11246239. The next prime is 11246267. The reversal of 11246240 is 4264211.

It can be written as a sum of positive squares in 2 ways, for example, as 10316944 + 929296 = 3212^2 + 964^2 .

It is a Harshad number since it is a multiple of its sum of digits (20).

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 34985 + ... + 35304.

Almost surely, 211246240 is an apocalyptic number.

11246240 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

11246240 is an abundant number, since it is smaller than the sum of its proper divisors (15323380).

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

11246240 is an equidigital number, since it uses as much as digits as its factorization.

11246240 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 70304 (or 70296 counting only the distinct ones).

The product of its (nonzero) digits is 384, while the sum is 20.

The square root of 11246240 is about 3353.5414117020. The cubic root of 11246240 is about 224.0452714621.

The spelling of 11246240 in words is "eleven million, two hundred forty-six thousand, two hundred forty".

Divisors: 1 2 4 5 8 10 16 20 32 40 80 160 70289 140578 281156 351445 562312 702890 1124624 1405780 2249248 2811560 5623120 11246240