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11284923 = 3131717021
BaseRepresentation
bin101011000011…
…000110111011
3210020100000010
4223003012323
510342104143
61041513003
7164630436
oct53030673
923210003
1011284923
116408591
123942763
132451690
1416da81d
15ecda33
hexac31bb

11284923 has 16 divisors (see below), whose sum is σ = 17158176. Its totient is φ = 6535680.

The previous prime is 11284921. The next prime is 11284937. The reversal of 11284923 is 32948211.

It is not a de Polignac number, because 11284923 - 21 = 11284921 is a prime.

It is not an unprimeable number, because it can be changed into a prime (11284921) 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, 7848 + ... + 9173.

It is an arithmetic number, because the mean of its divisors is an integer number (1072386).

Almost surely, 211284923 is an apocalyptic number.

11284923 is a gapful number since it is divisible by the number (13) formed by its first and last digit.

11284923 is a deficient number, since it is larger than the sum of its proper divisors (5873253).

11284923 is a wasteful number, since it uses less digits than its factorization.

11284923 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 17054.

The product of its digits is 3456, while the sum is 30.

The square root of 11284923 is about 3359.3039457602. The cubic root of 11284923 is about 224.3018557474.

The spelling of 11284923 in words is "eleven million, two hundred eighty-four thousand, nine hundred twenty-three".

Divisors: 1 3 13 17 39 51 221 663 17021 51063 221273 289357 663819 868071 3761641 11284923