Base | Representation |
---|---|
bin | 1111111111111… |
… | …0110011101110 |
3 | 11200021020100200 |
4 | 3333332303232 |
5 | 114134311412 |
6 | 10354134330 |
7 | 1443242301 |
oct | 377766356 |
9 | 150236320 |
10 | 67103982 |
11 | 34973240 |
12 | 1a5813a6 |
13 | 10b965ca |
14 | 8caab38 |
15 | 5d579dc |
hex | 3ffecee |
67103982 has 24 divisors (see below), whose sum is σ = 158609880. Its totient is φ = 20334480.
The previous prime is 67103969. The next prime is 67103983. The reversal of 67103982 is 28930176.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (67103983) by changing a digit.
It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 169257 + ... + 169652.
It is an arithmetic number, because the mean of its divisors is an integer number (6608745).
Almost surely, 267103982 is an apocalyptic number.
67103982 is an abundant number, since it is smaller than the sum of its proper divisors (91505898).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
67103982 is a wasteful number, since it uses less digits than its factorization.
67103982 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 338928 (or 338925 counting only the distinct ones).
The product of its (nonzero) digits is 18144, while the sum is 36.
The square root of 67103982 is about 8191.7020209478. The cubic root of 67103982 is about 406.3648148220.
The spelling of 67103982 in words is "sixty-seven million, one hundred three thousand, nine hundred eighty-two".
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