Base | Representation |
---|---|
bin | 100000000011001001… |
… | …1000000001110100100 |
3 | 20120122112121102211111 |
4 | 1000012103000032210 |
5 | 2111423212343300 |
6 | 51341241114404 |
7 | 4654356611326 |
oct | 1000623001644 |
9 | 216575542744 |
10 | 68825121700 |
11 | 27208a94675 |
12 | 11409488a04 |
13 | 664ac0a8aa |
14 | 348c985616 |
15 | 1bcc3d89ba |
hex | 10064c03a4 |
68825121700 has 36 divisors (see below), whose sum is σ = 150108681492. Its totient is φ = 27390294400.
The previous prime is 68825121667. The next prime is 68825121737. The reversal of 68825121700 is 712152886.
It can be written as a sum of positive squares in 6 ways, for example, as 7656950016 + 61168171684 = 87504^2 + 247322^2 .
It is an unprimeable number.
It is a pernicious number, because its binary representation contains a prime number (11) of ones.
It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 1727131 + ... + 1766530.
It is an arithmetic number, because the mean of its divisors is an integer number (4169685597).
Almost surely, 268825121700 is an apocalyptic number.
It is an amenable number.
68825121700 is an abundant number, since it is smaller than the sum of its proper divisors (81283559792).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
68825121700 is a wasteful number, since it uses less digits than its factorization.
68825121700 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 3493872 (or 3493865 counting only the distinct ones).
The product of its (nonzero) digits is 53760, while the sum is 40.
The spelling of 68825121700 in words is "sixty-eight billion, eight hundred twenty-five million, one hundred twenty-one thousand, seven hundred".
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