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11390260 = 225781359
BaseRepresentation
bin101011011100…
…110100110100
3210102200111111
4223130310310
510403442020
61044044404
7165546520
oct53346464
923380444
1011390260
11647a742
123993704
13248a5cb
141726d80
15eeed5a
hexadcd34

11390260 has 24 divisors (see below), whose sum is σ = 27336960. Its totient is φ = 3905184.

The previous prime is 11390213. The next prime is 11390261. The reversal of 11390260 is 6209311.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11390261) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 40540 + ... + 40819.

It is an arithmetic number, because the mean of its divisors is an integer number (1139040).

Almost surely, 211390260 is an apocalyptic number.

11390260 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

11390260 is an abundant number, since it is smaller than the sum of its proper divisors (15946700).

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

11390260 is a wasteful number, since it uses less digits than its factorization.

11390260 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 81375 (or 81373 counting only the distinct ones).

The product of its (nonzero) digits is 324, while the sum is 22.

The square root of 11390260 is about 3374.9459254927. The cubic root of 11390260 is about 224.9975966821.

Adding to 11390260 its reverse (6209311), we get a palindrome (17599571).

The spelling of 11390260 in words is "eleven million, three hundred ninety thousand, two hundred sixty".

Divisors: 1 2 4 5 7 10 14 20 28 35 70 140 81359 162718 325436 406795 569513 813590 1139026 1627180 2278052 2847565 5695130 11390260