Base | Representation |
---|---|
bin | 111111010101101000… |
… | …110010110001000110 |
3 | 20111112122110110121011 |
4 | 333111220302301012 |
5 | 2103240220001100 |
6 | 51124235312434 |
7 | 4625214560335 |
oct | 772550626106 |
9 | 214478413534 |
10 | 68008750150 |
11 | 2692a191640 |
12 | 1121bbab71a |
13 | 654aa44cc3 |
14 | 3412397d1c |
15 | 1b808cabba |
hex | fd5a32c46 |
68008750150 has 48 divisors (see below), whose sum is σ = 142447454208. Its totient is φ = 23932692000.
The previous prime is 68008750129. The next prime is 68008750177. The reversal of 68008750150 is 5105780086.
It is a congruent number.
It is an unprimeable number.
It is a pernicious number, because its binary representation contains a prime number (19) of ones.
It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 1977342 + ... + 2011441.
It is an arithmetic number, because the mean of its divisors is an integer number (2967655296).
Almost surely, 268008750150 is an apocalyptic number.
68008750150 is an abundant number, since it is smaller than the sum of its proper divisors (74438704058).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
68008750150 is a wasteful number, since it uses less digits than its factorization.
68008750150 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 3988837 (or 3988832 counting only the distinct ones).
The product of its (nonzero) digits is 67200, while the sum is 40.
The spelling of 68008750150 in words is "sixty-eight billion, eight million, seven hundred fifty thousand, one hundred fifty".
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