Base | Representation |
---|---|
bin | 111110110000000110… |
… | …100110010110001001 |
3 | 20102220202112100002212 |
4 | 332300012212112021 |
5 | 2100443012420020 |
6 | 50541542234505 |
7 | 4603500204623 |
oct | 766006462611 |
9 | 212822470085 |
10 | 67379029385 |
11 | 26636784058 |
12 | 11085125a35 |
13 | 647a441575 |
14 | 33928b5c13 |
15 | 1b4548bcc5 |
hex | fb01a6589 |
67379029385 has 32 divisors (see below), whose sum is σ = 83016576000. Its totient is φ = 52483096512.
The previous prime is 67379029363. The next prime is 67379029427. The reversal of 67379029385 is 58392097376.
It is a cyclic number.
It is not a de Polignac number, because 67379029385 - 220 = 67377980809 is a prime.
It is an unprimeable number.
It is a pernicious number, because its binary representation contains a prime number (17) of ones.
It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 17884772 + ... + 17888538.
It is an arithmetic number, because the mean of its divisors is an integer number (2594268000).
Almost surely, 267379029385 is an apocalyptic number.
It is an amenable number.
67379029385 is a deficient number, since it is larger than the sum of its proper divisors (15637546615).
67379029385 is a wasteful number, since it uses less digits than its factorization.
67379029385 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 4445.
The product of its (nonzero) digits is 17146080, while the sum is 59.
The spelling of 67379029385 in words is "sixty-seven billion, three hundred seventy-nine million, twenty-nine thousand, three hundred eighty-five".
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