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82073027 = 1931139343
BaseRepresentation
bin1001110010001…
…01010111000011
312201102202000202
410321011113003
5132002314102
612051035415
72014415651
oct471052703
9181382022
1082073027
1142367753
122359bb6b
1314007b2a
14ac85dd1
157312e02
hex4e455c3

82073027 has 8 divisors (see below), whose sum is σ = 89180160. Its totient is φ = 75244680.

The previous prime is 82073011. The next prime is 82073029. The reversal of 82073027 is 72037028.

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 82073027 - 24 = 82073011 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (82073029) 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 7 ways as a sum of consecutive naturals, for example, 69083 + ... + 70260.

It is an arithmetic number, because the mean of its divisors is an integer number (11147520).

Almost surely, 282073027 is an apocalyptic number.

82073027 is a deficient number, since it is larger than the sum of its proper divisors (7107133).

82073027 is a wasteful number, since it uses less digits than its factorization.

82073027 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 139393.

The product of its (nonzero) digits is 4704, while the sum is 29.

The square root of 82073027 is about 9059.4164823128. The cubic root of 82073027 is about 434.5770795987.

The spelling of 82073027 in words is "eighty-two million, seventy-three thousand, twenty-seven".

Divisors: 1 19 31 589 139343 2647517 4319633 82073027