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682287087 = 3227429029
BaseRepresentation
bin101000101010101…
…101111111101111
31202112211202221010
4220222231333233
52344131141322
6151411440303
722623226116
oct5052557757
91675752833
10682287087
11320151429
121705b6093
13ab479c91
1466886c7d
153ed7420c
hex28aadfef

682287087 has 4 divisors (see below), whose sum is σ = 909716120. Its totient is φ = 454858056.

The previous prime is 682287077. The next prime is 682287119. The reversal of 682287087 is 780782286.

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

It is not a de Polignac number, because 682287087 - 24 = 682287071 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (682287037) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 113714512 + ... + 113714517.

It is an arithmetic number, because the mean of its divisors is an integer number (227429030).

Almost surely, 2682287087 is an apocalyptic number.

682287087 is a deficient number, since it is larger than the sum of its proper divisors (227429033).

682287087 is a wasteful number, since it uses less digits than its factorization.

682287087 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 227429032.

The product of its (nonzero) digits is 602112, while the sum is 48.

The square root of 682287087 is about 26120.6257007752. The cubic root of 682287087 is about 880.3507068910.

The spelling of 682287087 in words is "six hundred eighty-two million, two hundred eighty-seven thousand, eighty-seven".

Divisors: 1 3 227429029 682287087