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82583138 = 2113753779
BaseRepresentation
bin1001110110000…
…01111001100010
312202101122202202
410323001321202
5132120130023
612110013202
72021642111
oct473017142
9182348682
1082583138
1142685a30
12237a7202
1314156081
14ad79c78
1573b4128
hex4ec1e62

82583138 has 8 divisors (see below), whose sum is σ = 135136080. Its totient is φ = 37537780.

The previous prime is 82583129. The next prime is 82583141. The reversal of 82583138 is 83138528.

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 pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1876868 + ... + 1876911.

It is an arithmetic number, because the mean of its divisors is an integer number (16892010).

Almost surely, 282583138 is an apocalyptic number.

82583138 is a deficient number, since it is larger than the sum of its proper divisors (52552942).

82583138 is a wasteful number, since it uses less digits than its factorization.

82583138 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3753792.

The product of its digits is 46080, while the sum is 38.

The square root of 82583138 is about 9087.5265061512. The cubic root of 82583138 is about 435.4755674425.

The spelling of 82583138 in words is "eighty-two million, five hundred eighty-three thousand, one hundred thirty-eight".

Divisors: 1 2 11 22 3753779 7507558 41291569 82583138