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706850665 = 5532667361
BaseRepresentation
bin101010001000011…
…010111101101001
31211021001201211021
4222020122331221
52421423210130
6154050132441
723342063053
oct5210327551
91737051737
10706850665
11332aa9404
12178881121
13b359a641
1469c3c8d3
15420c737a
hex2a21af69

706850665 has 8 divisors (see below), whose sum is σ = 864225288. Its totient is φ = 554810880.

The previous prime is 706850647. The next prime is 706850681. The reversal of 706850665 is 566058607.

706850665 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 4 ways, for example, as 135210384 + 571640281 = 11628^2 + 23909^2 .

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

It is not a de Polignac number, because 706850665 - 211 = 706848617 is a prime.

It is a super-2 number, since 2×7068506652 = 999275725221884450, which contains 22 as substring.

It is a Duffinian number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1333416 + ... + 1333945.

It is an arithmetic number, because the mean of its divisors is an integer number (108028161).

Almost surely, 2706850665 is an apocalyptic number.

It is an amenable number.

706850665 is a deficient number, since it is larger than the sum of its proper divisors (157374623).

706850665 is a wasteful number, since it uses less digits than its factorization.

706850665 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2667419.

The product of its (nonzero) digits is 302400, while the sum is 43.

The square root of 706850665 is about 26586.6632919590. The cubic root of 706850665 is about 890.7911430931.

The spelling of 706850665 in words is "seven hundred six million, eight hundred fifty thousand, six hundred sixty-five".

Divisors: 1 5 53 265 2667361 13336805 141370133 706850665