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82936345 = 516587269
BaseRepresentation
bin1001111000110…
…00001000011001
312210001121021111
410330120020121
5132212430340
612121340321
72024642632
oct474301031
9183047244
1082936345
11428a7338
12239376a1
131424aa7b
14b02c889
157433aea
hex4f18219

82936345 has 4 divisors (see below), whose sum is σ = 99523620. Its totient is φ = 66349072.

The previous prime is 82936327. The next prime is 82936363. The reversal of 82936345 is 54363928.

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

It is an interprime number because it is at equal distance from previous prime (82936327) and next prime (82936363).

It can be written as a sum of positive squares in 2 ways, for example, as 19829209 + 63107136 = 4453^2 + 7944^2 .

It is a cyclic number.

It is not a de Polignac number, because 82936345 - 25 = 82936313 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 82936298 and 82936307.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 8293630 + ... + 8293639.

It is an arithmetic number, because the mean of its divisors is an integer number (24880905).

Almost surely, 282936345 is an apocalyptic number.

It is an amenable number.

82936345 is a deficient number, since it is larger than the sum of its proper divisors (16587275).

82936345 is a wasteful number, since it uses less digits than its factorization.

82936345 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 16587274.

The product of its digits is 155520, while the sum is 40.

The square root of 82936345 is about 9106.9393870828. The cubic root of 82936345 is about 436.0955255300.

The spelling of 82936345 in words is "eighty-two million, nine hundred thirty-six thousand, three hundred forty-five".

Divisors: 1 5 16587269 82936345