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82263023 = 270730389
BaseRepresentation
bin1001110011100…
…11101111101111
312201210101122122
410321303233233
5132024404043
612055103155
72016136613
oct471635757
9181711578
1082263023
1142487477
1223671abb
131407345b
14acd5343
15734e368
hex4e73bef

82263023 has 4 divisors (see below), whose sum is σ = 82296120. Its totient is φ = 82229928.

The previous prime is 82263011. The next prime is 82263029. The reversal of 82263023 is 32036228.

It is a happy number.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 82263023 - 24 = 82263007 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 82262983 and 82263001.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (82263029) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 12488 + ... + 17901.

It is an arithmetic number, because the mean of its divisors is an integer number (20574030).

Almost surely, 282263023 is an apocalyptic number.

82263023 is a deficient number, since it is larger than the sum of its proper divisors (33097).

82263023 is a wasteful number, since it uses less digits than its factorization.

82263023 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 33096.

The product of its (nonzero) digits is 3456, while the sum is 26.

The square root of 82263023 is about 9069.8965264219. The cubic root of 82263023 is about 434.9121644118.

The spelling of 82263023 in words is "eighty-two million, two hundred sixty-three thousand, twenty-three".

Divisors: 1 2707 30389 82263023