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1382138 = 26111329
BaseRepresentation
bin101010001011011111010
32121012221022
411101123322
5323212023
645342442
714514362
oct5213372
92535838
101382138
1186446a
12567a22
13395144
1427d9a2
151c47c8
hex1516fa

1382138 has 8 divisors (see below), whose sum is σ = 2107380. Its totient is φ = 679680.

The previous prime is 1382123. The next prime is 1382159. The reversal of 1382138 is 8312831.

It can be written as a sum of positive squares in 2 ways, for example, as 1194649 + 187489 = 1093^2 + 433^2 .

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

It is a Curzon number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 5543 + ... + 5786.

21382138 is an apocalyptic number.

1382138 is a deficient number, since it is larger than the sum of its proper divisors (725242).

1382138 is a wasteful number, since it uses less digits than its factorization.

1382138 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11392.

The product of its digits is 1152, while the sum is 26.

The square root of 1382138 is about 1175.6436534937. The cubic root of 1382138 is about 111.3910939679.

Adding to 1382138 its reverse (8312831), we get a palindrome (9694969).

The spelling of 1382138 in words is "one million, three hundred eighty-two thousand, one hundred thirty-eight".

Divisors: 1 2 61 122 11329 22658 691069 1382138