Base | Representation |
---|---|
bin | 111111010101011100… |
… | …110000111000111010 |
3 | 20111112102112020220211 |
4 | 333111130300320322 |
5 | 2103233413043410 |
6 | 51124043541334 |
7 | 4625146014601 |
oct | 772534607072 |
9 | 214472466824 |
10 | 68005596730 |
11 | 26928428405 |
12 | 1121ab2a84a |
13 | 654a1ac886 |
14 | 3411bb6a38 |
15 | 1b804a668a |
hex | fd5730e3a |
68005596730 has 16 divisors (see below), whose sum is σ = 125014544640. Its totient is φ = 26623467472.
The previous prime is 68005596611. The next prime is 68005596761. The reversal of 68005596730 is 3769550086.
It is a super-2 number, since 2×680055967302 (a number of 22 digits) contains 22 as substring.
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, 72345910 + ... + 72346849.
It is an arithmetic number, because the mean of its divisors is an integer number (7813409040).
Almost surely, 268005596730 is an apocalyptic number.
68005596730 is a deficient number, since it is larger than the sum of its proper divisors (57008947910).
68005596730 is a wasteful number, since it uses less digits than its factorization.
68005596730 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 144692813.
The product of its (nonzero) digits is 1360800, while the sum is 49.
The spelling of 68005596730 in words is "sixty-eight billion, five million, five hundred ninety-six thousand, seven hundred thirty".
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