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11145473 = 372271327
BaseRepresentation
bin101010100001…
…000100000001
3202222020201022
4222201010001
510323123343
61034515225
7163510043
oct52410401
922866638
1011145473
116322839
123895b15
132403071
1416a1a93
15ea2568
hexaa1101

11145473 has 8 divisors (see below), whose sum is σ = 11505792. Its totient is φ = 10788336.

The previous prime is 11145469. The next prime is 11145487. The reversal of 11145473 is 37454111.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 11145473 - 22 = 11145469 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (11145443) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (7) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 7736 + ... + 9062.

It is an arithmetic number, because the mean of its divisors is an integer number (1438224).

Almost surely, 211145473 is an apocalyptic number.

It is an amenable number.

11145473 is a deficient number, since it is larger than the sum of its proper divisors (360319).

11145473 is a wasteful number, since it uses less digits than its factorization.

11145473 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1591.

The product of its digits is 1680, while the sum is 26.

The square root of 11145473 is about 3338.4836378212. The cubic root of 11145473 is about 223.3741097794.

Adding to 11145473 its reverse (37454111), we get a palindrome (48599584).

The spelling of 11145473 in words is "eleven million, one hundred forty-five thousand, four hundred seventy-three".

Divisors: 1 37 227 1327 8399 49099 301229 11145473