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684307099 = 7236738053
BaseRepresentation
bin101000110010011…
…011001010011011
31202200122101212101
4220302123022123
52400140311344
6151523024231
722646341300
oct5062331233
91680571771
10684307099
11321301063
1217120b077
13aba06558
1466c510a7
15401229d4
hex28c9b29b

684307099 has 12 divisors (see below), whose sum is σ = 798220704. Its totient is φ = 584935344.

The previous prime is 684307093. The next prime is 684307111. The reversal of 684307099 is 990703486.

684307099 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 684307099 - 211 = 684305051 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (684307093) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 1044 + ... + 37009.

It is an arithmetic number, because the mean of its divisors is an integer number (66518392).

Almost surely, 2684307099 is an apocalyptic number.

684307099 is a deficient number, since it is larger than the sum of its proper divisors (113913605).

684307099 is a wasteful number, since it uses less digits than its factorization.

684307099 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 38434 (or 38427 counting only the distinct ones).

The product of its (nonzero) digits is 326592, while the sum is 46.

The square root of 684307099 is about 26159.2641142674. The cubic root of 684307099 is about 881.2186537884.

The spelling of 684307099 in words is "six hundred eighty-four million, three hundred seven thousand, ninety-nine".

Divisors: 1 7 49 367 2569 17983 38053 266371 1864597 13965451 97758157 684307099