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BaseRepresentation
bin101011011011…
…110100011010
3210102110211211
4223123310122
510403324023
61044013334
7165531511
oct53336432
923373754
1011386138
116477635
12399124a
13248877a
141725678
15eeda0d

11386138 has 8 divisors (see below), whose sum is σ = 17359380. Its totient is φ = 5599680.

The previous prime is 11386117. The next prime is 11386139. The reversal of 11386138 is 83168311.

It can be written as a sum of positive squares in 2 ways, for example, as 9406489 + 1979649 = 3067^2 + 1407^2 .

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

It is not an unprimeable number, because it can be changed into a prime (11386139) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 46543 + ... + 46786.

Almost surely, 211386138 is an apocalyptic number.

11386138 is a deficient number, since it is larger than the sum of its proper divisors (5973242).

11386138 is an equidigital number, since it uses as much as digits as its factorization.

11386138 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 93392.

The product of its digits is 3456, while the sum is 31.

The square root of 11386138 is about 3374.3351937826. The cubic root of 11386138 is about 224.9704520869.

The spelling of 11386138 in words is "eleven million, three hundred eighty-six thousand, one hundred thirty-eight".

Divisors: 1 2 61 122 93329 186658 5693069 11386138