Base | Representation |
---|---|
bin | 111110110000101111… |
… | …111010111101000100 |
3 | 20102221111220200020201 |
4 | 332300233322331010 |
5 | 2101003301033300 |
6 | 50543010340244 |
7 | 4603661242000 |
oct | 766057727504 |
9 | 212844820221 |
10 | 67389861700 |
11 | 26641902587 |
12 | 1108888a684 |
13 | 647c764c15 |
14 | 33940d5700 |
15 | 1b463cb66a |
hex | fb0bfaf44 |
67389861700 has 72 divisors (see below), whose sum is σ = 170537696000. Its totient is φ = 23105083680.
The previous prime is 67389861697. The next prime is 67389861727. The reversal of 67389861700 is 716898376.
It is a super-3 number, since 3×673898617003 (a number of 33 digits) contains 333 as substring.
It is an unprimeable number.
It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 948060 + ... + 1016659.
Almost surely, 267389861700 is an apocalyptic number.
It is an amenable number.
67389861700 is an abundant number, since it is smaller than the sum of its proper divisors (103147834300).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
67389861700 is a wasteful number, since it uses less digits than its factorization.
67389861700 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 1964754 (or 1964733 counting only the distinct ones).
The product of its (nonzero) digits is 3048192, while the sum is 55.
The spelling of 67389861700 in words is "sixty-seven billion, three hundred eighty-nine million, eight hundred sixty-one thousand, seven hundred".
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