Base | Representation |
---|---|
bin | 10011110010111100011… |
… | …10000101110110010010 |
3 | 2102000200022011211022021 |
4 | 21321132032011312102 |
5 | 42121010002210132 |
6 | 1240250053402054 |
7 | 100066430035615 |
oct | 11713616056622 |
9 | 2360608154267 |
10 | 680185585042 |
11 | 242513037447 |
12 | ab9a893932a |
13 | 4c1ab370352 |
14 | 24cc792c17c |
15 | 12a5e799997 |
hex | 9e5e385d92 |
680185585042 has 64 divisors (see below), whose sum is σ = 1108468022400. Its totient is φ = 312019361280.
The previous prime is 680185585033. The next prime is 680185585069. The reversal of 680185585042 is 240585581086.
It is an unprimeable number.
It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 173647668 + ... + 173651584.
It is an arithmetic number, because the mean of its divisors is an integer number (17319812850).
Almost surely, 2680185585042 is an apocalyptic number.
680185585042 is a deficient number, since it is larger than the sum of its proper divisors (428282437358).
680185585042 is a wasteful number, since it uses less digits than its factorization.
680185585042 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 5131.
The product of its (nonzero) digits is 3072000, while the sum is 52.
The spelling of 680185585042 in words is "six hundred eighty billion, one hundred eighty-five million, five hundred eighty-five thousand, forty-two".
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