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82311295 = 5111496569
BaseRepresentation
bin1001110011111…
…11100001111111
312201212211212111
410321333201333
5132032430140
612100114451
72016430423
oct471774177
9181784774
1082311295
114250a770
1223695a27
131408c411
14ad08b83
15735d7ea
hex4e7f87f

82311295 has 8 divisors (see below), whose sum is σ = 107753040. Its totient is φ = 59862720.

The previous prime is 82311289. The next prime is 82311329. The reversal of 82311295 is 59211328.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 82311295 - 29 = 82310783 is a prime.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 748230 + ... + 748339.

It is an arithmetic number, because the mean of its divisors is an integer number (13469130).

Almost surely, 282311295 is an apocalyptic number.

82311295 is a deficient number, since it is larger than the sum of its proper divisors (25441745).

82311295 is a wasteful number, since it uses less digits than its factorization.

82311295 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1496585.

The product of its digits is 4320, while the sum is 31.

The square root of 82311295 is about 9072.5572469949. The cubic root of 82311295 is about 434.9972166995.

The spelling of 82311295 in words is "eighty-two million, three hundred eleven thousand, two hundred ninety-five".

Divisors: 1 5 11 55 1496569 7482845 16462259 82311295