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40382182 = 219255931
BaseRepresentation
bin1001101000001…
…0111011100110
32210222121221101
42122002323212
540314212212
64001310314
71000146211
oct232027346
983877841
1040382182
1120881805
121163539a
13849b7a9
145512778
15382a157
hex2682ee6

40382182 has 12 divisors (see below), whose sum is σ = 63930276. Its totient is φ = 19128060.

The previous prime is 40382161. The next prime is 40382197. The reversal of 40382182 is 28128304.

40382182 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a super-2 number, since 2×403821822 = 3261441246162248, which contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 40382182.

It is a congruent number.

It is an unprimeable number.

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 5 ways as a sum of consecutive naturals, for example, 27244 + ... + 28687.

It is an arithmetic number, because the mean of its divisors is an integer number (5327523).

Almost surely, 240382182 is an apocalyptic number.

40382182 is a deficient number, since it is larger than the sum of its proper divisors (23548094).

40382182 is a wasteful number, since it uses less digits than its factorization.

40382182 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 55971 (or 55952 counting only the distinct ones).

The product of its (nonzero) digits is 3072, while the sum is 28.

The square root of 40382182 is about 6354.6976324606. The cubic root of 40382182 is about 343.0809420617.

The spelling of 40382182 in words is "forty million, three hundred eighty-two thousand, one hundred eighty-two".

Divisors: 1 2 19 38 361 722 55931 111862 1062689 2125378 20191091 40382182