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11480345 = 57173443
BaseRepresentation
bin101011110010…
…110100011001
3210121021001222
4223302310121
510414332340
61050021425
7166403252
oct53626431
923537058
1011480345
116531398
123a17875
1324bc606
14174bb29
15101b8b5
hexaf2d19

11480345 has 16 divisors (see below), whose sum is σ = 14193792. Its totient is φ = 8910720.

The previous prime is 11480341. The next prime is 11480347. The reversal of 11480345 is 54308411.

It is not a de Polignac number, because 11480345 - 22 = 11480341 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (11480341) 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 15 ways as a sum of consecutive naturals, for example, 25694 + ... + 26136.

It is an arithmetic number, because the mean of its divisors is an integer number (887112).

Almost surely, 211480345 is an apocalyptic number.

It is an amenable number.

11480345 is a deficient number, since it is larger than the sum of its proper divisors (2713447).

11480345 is an equidigital number, since it uses as much as digits as its factorization.

11480345 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 592.

The product of its (nonzero) digits is 1920, while the sum is 26.

The square root of 11480345 is about 3388.2657806022. The cubic root of 11480345 is about 225.5892046814.

Adding to 11480345 its reverse (54308411), we get a palindrome (65788756).

The spelling of 11480345 in words is "eleven million, four hundred eighty thousand, three hundred forty-five".

Divisors: 1 5 71 73 355 365 443 2215 5183 25915 31453 32339 157265 161695 2296069 11480345