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11286023 = 72230327
BaseRepresentation
bin101011000011…
…011000000111
3210020101111212
4223003120013
510342123043
61041522035
7164633600
oct53033007
923211455
1011286023
1164093a1
12394331b
132452028
1416dada7
15ece018
hexac3607

11286023 has 6 divisors (see below), whose sum is σ = 13128696. Its totient is φ = 9673692.

The previous prime is 11286013. The next prime is 11286059. The reversal of 11286023 is 32068211.

It is not a de Polignac number, because 11286023 - 24 = 11286007 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 11286023.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11286013) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 115115 + ... + 115212.

It is an arithmetic number, because the mean of its divisors is an integer number (2188116).

Almost surely, 211286023 is an apocalyptic number.

11286023 is a deficient number, since it is larger than the sum of its proper divisors (1842673).

11286023 is an equidigital number, since it uses as much as digits as its factorization.

11286023 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 230341 (or 230334 counting only the distinct ones).

The product of its (nonzero) digits is 576, while the sum is 23.

The square root of 11286023 is about 3359.4676661638. The cubic root of 11286023 is about 224.3091434659.

The spelling of 11286023 in words is "eleven million, two hundred eighty-six thousand, twenty-three".

Divisors: 1 7 49 230327 1612289 11286023