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82941029 = 611359689
BaseRepresentation
bin1001111000110…
…01010001100101
312210001211200222
410330121101211
5132213103104
612121414125
72024662403
oct474312145
9183054628
1082941029
11428aa906
122393a345
131424cc42
14b030473
1574351be
hex4f19465

82941029 has 4 divisors (see below), whose sum is σ = 84300780. Its totient is φ = 81581280.

The previous prime is 82941017. The next prime is 82941037. The reversal of 82941029 is 92014928.

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

It can be written as a sum of positive squares in 2 ways, for example, as 8584900 + 74356129 = 2930^2 + 8623^2 .

It is a cyclic number.

It is not a de Polignac number, because 82941029 - 220 = 81892453 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 82941029.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (82941049) by changing a digit.

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, 679784 + ... + 679905.

It is an arithmetic number, because the mean of its divisors is an integer number (21075195).

Almost surely, 282941029 is an apocalyptic number.

It is an amenable number.

82941029 is a deficient number, since it is larger than the sum of its proper divisors (1359751).

82941029 is a wasteful number, since it uses less digits than its factorization.

82941029 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1359750.

The product of its (nonzero) digits is 10368, while the sum is 35.

The square root of 82941029 is about 9107.1965499818. The cubic root of 82941029 is about 436.1037351716.

The spelling of 82941029 in words is "eighty-two million, nine hundred forty-one thousand, twenty-nine".

Divisors: 1 61 1359689 82941029