Base | Representation |
---|---|
bin | 100000000000010000… |
… | …1011010001011001100 |
3 | 20120101210022001212002 |
4 | 1000000201122023030 |
5 | 2111223412002300 |
6 | 51323500331432 |
7 | 4652102233046 |
oct | 1000041321314 |
9 | 216353261762 |
10 | 68728234700 |
11 | 27169329a74 |
12 | 113a0b43b78 |
13 | 6633b16cc8 |
14 | 347db64a96 |
15 | 1bc3b4b5d5 |
hex | 100085a2cc |
68728234700 has 36 divisors (see below), whose sum is σ = 149192274000. Its totient is φ = 27481707840.
The previous prime is 68728234669. The next prime is 68728234711. The reversal of 68728234700 is 743282786.
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, 171926 + ... + 408674.
Almost surely, 268728234700 is an apocalyptic number.
It is an amenable number.
68728234700 is an abundant number, since it is smaller than the sum of its proper divisors (80464039300).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
68728234700 is a wasteful number, since it uses less digits than its factorization.
68728234700 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 239666 (or 239659 counting only the distinct ones).
The product of its (nonzero) digits is 903168, while the sum is 47.
The spelling of 68728234700 in words is "sixty-eight billion, seven hundred twenty-eight million, two hundred thirty-four thousand, seven hundred".
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