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682212705 = 3545480847
BaseRepresentation
bin101000101010011…
…011110101100001
31202112200222220020
4220222123311201
52344121301310
6151410104053
722622466216
oct5052336541
91675628806
10682212705
11320100559
1217057b029
13ab452175
1466867b0d
153ed5c170
hex28a9bd61

682212705 has 8 divisors (see below), whose sum is σ = 1091540352. Its totient is φ = 363846768.

The previous prime is 682212701. The next prime is 682212709. The reversal of 682212705 is 507212286.

682212705 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is an interprime number because it is at equal distance from previous prime (682212701) and next prime (682212709).

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

It is not a de Polignac number, because 682212705 - 22 = 682212701 is a prime.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (682212701) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 22740409 + ... + 22740438.

It is an arithmetic number, because the mean of its divisors is an integer number (136442544).

Almost surely, 2682212705 is an apocalyptic number.

It is an amenable number.

682212705 is a deficient number, since it is larger than the sum of its proper divisors (409327647).

682212705 is a wasteful number, since it uses less digits than its factorization.

682212705 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 45480855.

The product of its (nonzero) digits is 13440, while the sum is 33.

The square root of 682212705 is about 26119.2018446200. The cubic root of 682212705 is about 880.3187141872.

The spelling of 682212705 in words is "six hundred eighty-two million, two hundred twelve thousand, seven hundred five".

Divisors: 1 3 5 15 45480847 136442541 227404235 682212705