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11391696 = 2432239331
BaseRepresentation
bin101011011101…
…001011010000
3210102202110200
4223131023100
510404013241
61044055200
7165553641
oct53351320
923382420
1011391696
116480828
123994500
13248b164
1417276c8
1510004b6
hexadd2d0

11391696 has 60 divisors (see below), whose sum is σ = 32111040. Its totient is φ = 3769920.

The previous prime is 11391673. The next prime is 11391703. The reversal of 11391696 is 69619311.

11391696 is digitally balanced in base 2 and base 4, because in such bases it contains all the possibile digits an equal number of times.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is a nude number because it is divisible by every one of its digits.

It is a self number, because there is not a number n which added to its sum of digits gives 11391696.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 34251 + ... + 34581.

It is an arithmetic number, because the mean of its divisors is an integer number (535184).

Almost surely, 211391696 is an apocalyptic number.

11391696 is a gapful number since it is divisible by the number (16) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 11391696, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (16055520).

11391696 is an abundant number, since it is smaller than the sum of its proper divisors (20719344).

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

11391696 is a wasteful number, since it uses less digits than its factorization.

11391696 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 584 (or 575 counting only the distinct ones).

The product of its digits is 8748, while the sum is 36.

The square root of 11391696 is about 3375.1586629372. The cubic root of 11391696 is about 225.0070516308.

It can be divided in two parts, 113 and 91696, that added together give a square (91809 = 3032).

The spelling of 11391696 in words is "eleven million, three hundred ninety-one thousand, six hundred ninety-six".

Divisors: 1 2 3 4 6 8 9 12 16 18 24 36 48 72 144 239 331 478 662 717 956 993 1324 1434 1912 1986 2151 2648 2868 2979 3824 3972 4302 5296 5736 5958 7944 8604 11472 11916 15888 17208 23832 34416 47664 79109 158218 237327 316436 474654 632872 711981 949308 1265744 1423962 1898616 2847924 3797232 5695848 11391696