Base | Representation |
---|---|
bin | 111111100001001000… |
… | …000001100111010000 |
3 | 20112001002010111120121 |
4 | 333201020001213100 |
5 | 2104134040034200 |
6 | 51155322320024 |
7 | 4633045033636 |
oct | 774110014720 |
9 | 215032114517 |
10 | 68201486800 |
11 | 26a18a63527 |
12 | 11274659014 |
13 | 657b958265 |
14 | 342dc09356 |
15 | 1b9279ce1a |
hex | fe12019d0 |
68201486800 has 30 divisors (see below), whose sum is σ = 163854072998. Its totient is φ = 27280594560.
The previous prime is 68201486783. The next prime is 68201486807. The reversal of 68201486800 is 868410286.
It can be written as a sum of positive squares in 3 ways, for example, as 12903142464 + 55298344336 = 113592^2 + 235156^2 .
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (68201486807) by changing a digit.
It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 85251459 + ... + 85252258.
Almost surely, 268201486800 is an apocalyptic number.
It is an amenable number.
68201486800 is an abundant number, since it is smaller than the sum of its proper divisors (95652586198).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
68201486800 is a wasteful number, since it uses less digits than its factorization.
68201486800 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 170503735 (or 170503724 counting only the distinct ones).
The product of its (nonzero) digits is 147456, while the sum is 43.
The spelling of 68201486800 in words is "sixty-eight billion, two hundred one million, four hundred eighty-six thousand, eight hundred".
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