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11807268 = 2231189449
BaseRepresentation
bin101101000010…
…101000100100
3211012212112020
4231002220210
511010313033
61101023140
7202234344
oct55025044
924185466
1011807268
116734a80
123b54ab0
1325a5365
1417d4d24
1510836b3
hexb42a24

11807268 has 24 divisors (see below), whose sum is σ = 30055200. Its totient is φ = 3577920.

The previous prime is 11807251. The next prime is 11807269. The reversal of 11807268 is 86270811.

It is a happy number.

It is a Harshad number since it is a multiple of its sum of digits (33).

It is not an unprimeable number, because it can be changed into a prime (11807269) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 44593 + ... + 44856.

It is an arithmetic number, because the mean of its divisors is an integer number (1252300).

Almost surely, 211807268 is an apocalyptic number.

It is an amenable number.

11807268 is an abundant number, since it is smaller than the sum of its proper divisors (18247932).

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

11807268 is a wasteful number, since it uses less digits than its factorization.

11807268 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 89467 (or 89465 counting only the distinct ones).

The product of its (nonzero) digits is 5376, while the sum is 33.

The square root of 11807268 is about 3436.1705429155. The cubic root of 11807268 is about 227.7105437273.

It can be divided in two parts, 1180 and 7268, that added together give a palindrome (8448).

The spelling of 11807268 in words is "eleven million, eight hundred seven thousand, two hundred sixty-eight".

Divisors: 1 2 3 4 6 11 12 22 33 44 66 132 89449 178898 268347 357796 536694 983939 1073388 1967878 2951817 3935756 5903634 11807268