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82876823 = 1812631741
BaseRepresentation
bin1001111000010…
…01100110010111
312202221120121222
410330021212113
5132204024243
612120200555
72024304251
oct474114627
9182846558
1082876823
1142866647
122390915b
1314229953
14b014cd1
157421168
hex4f09997

82876823 has 8 divisors (see below), whose sum is σ = 83699616. Its totient is φ = 82058400.

The previous prime is 82876817. The next prime is 82876837. The reversal of 82876823 is 32867828.

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

It is a cyclic number.

It is not a de Polignac number, because 82876823 - 222 = 78682519 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (82876873) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 46733 + ... + 48473.

It is an arithmetic number, because the mean of its divisors is an integer number (10462452).

Almost surely, 282876823 is an apocalyptic number.

82876823 is a deficient number, since it is larger than the sum of its proper divisors (822793).

82876823 is a wasteful number, since it uses less digits than its factorization.

82876823 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2185.

The product of its digits is 258048, while the sum is 44.

The square root of 82876823 is about 9103.6708530131. The cubic root of 82876823 is about 435.9911744559.

The spelling of 82876823 in words is "eighty-two million, eight hundred seventy-six thousand, eight hundred twenty-three".

Divisors: 1 181 263 1741 47603 315121 457883 82876823