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11385386 = 25692693
BaseRepresentation
bin101011011011…
…101000101010
3210102102210222
4223123220222
510403313021
61044010042
7165526355
oct53335052
923372728
1011385386
116477011
123990922
13248831c
14172529c
15eed6ab
hexadba2a

11385386 has 4 divisors (see below), whose sum is σ = 17078082. Its totient is φ = 5692692.

The previous prime is 11385383. The next prime is 11385397. The reversal of 11385386 is 68358311.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 68358311 = 79765473.

It can be written as a sum of positive squares in only one way, i.e., 6345361 + 5040025 = 2519^2 + 2245^2 .

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (11385383) 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 as a sum of consecutive naturals, namely, 2846345 + ... + 2846348.

Almost surely, 211385386 is an apocalyptic number.

11385386 is a deficient number, since it is larger than the sum of its proper divisors (5692696).

11385386 is an equidigital number, since it uses as much as digits as its factorization.

11385386 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5692695.

The product of its digits is 17280, while the sum is 35.

The square root of 11385386 is about 3374.2237625860. The cubic root of 11385386 is about 224.9654992368.

The spelling of 11385386 in words is "eleven million, three hundred eighty-five thousand, three hundred eighty-six".

Divisors: 1 2 5692693 11385386