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816082 = 2408041
BaseRepresentation
bin11000111001111010010
31112110110021
43013033102
5202103312
625254054
76636151
oct3071722
91473407
10816082
11508153
1233432a
132275b7
14173598
15111c07
hexc73d2

816082 has 4 divisors (see below), whose sum is σ = 1224126. Its totient is φ = 408040.

The previous prime is 816077. The next prime is 816091. The reversal of 816082 is 280618.

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

It can be written as a sum of positive squares in only one way, i.e., 793881 + 22201 = 891^2 + 149^2 .

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 as a sum of consecutive naturals, namely, 204019 + ... + 204022.

2816082 is an apocalyptic number.

816082 is a deficient number, since it is larger than the sum of its proper divisors (408044).

816082 is a wasteful number, since it uses less digits than its factorization.

816082 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 408043.

The product of its (nonzero) digits is 768, while the sum is 25.

The square root of 816082 is about 903.3725698736. The cubic root of 816082 is about 93.4497046171.

It can be divided in two parts, 81608 and 2, that multiplied together give a square (163216 = 4042).

The spelling of 816082 in words is "eight hundred sixteen thousand, eighty-two".

Divisors: 1 2 408041 816082