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82246763 = 194328777
BaseRepresentation
bin1001110011011…
…11110001101011
312201202120100102
410321233301223
5132023344023
612054500015
72016041324
oct471576153
9181676312
1082246763
1142476235
122366460b
1314068c31
14accd44b
157349628
hex4e6fc6b

82246763 has 4 divisors (see below), whose sum is σ = 86575560. Its totient is φ = 77917968.

The previous prime is 82246739. The next prime is 82246777. The reversal of 82246763 is 36764228.

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 82246763 - 210 = 82245739 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (82246163) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2164370 + ... + 2164407.

It is an arithmetic number, because the mean of its divisors is an integer number (21643890).

Almost surely, 282246763 is an apocalyptic number.

82246763 is a deficient number, since it is larger than the sum of its proper divisors (4328797).

82246763 is a wasteful number, since it uses less digits than its factorization.

82246763 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4328796.

The product of its digits is 96768, while the sum is 38.

The square root of 82246763 is about 9069.0001102657. Note that the first 3 decimals coincide. The cubic root of 82246763 is about 434.8835078032.

Subtracting from 82246763 its sum of digits (38), we obtain a triangular number (82246725 = T12825).

The spelling of 82246763 in words is "eighty-two million, two hundred forty-six thousand, seven hundred sixty-three".

Divisors: 1 19 4328777 82246763