Base | Representation |
---|---|
bin | 111110011001111010… |
… | …010010100111000100 |
3 | 20101221210221020210022 |
4 | 332121322102213010 |
5 | 2044212204012233 |
6 | 50441002114312 |
7 | 4561326405233 |
oct | 763172224704 |
9 | 211853836708 |
10 | 67006704068 |
11 | 264655a0587 |
12 | 10ba04ab998 |
13 | 641b26c725 |
14 | 3359276b1a |
15 | 1b22943398 |
hex | f99e929c4 |
67006704068 has 6 divisors (see below), whose sum is σ = 117261732126. Its totient is φ = 33503352032.
The previous prime is 67006704067. The next prime is 67006704119. The reversal of 67006704068 is 86040760076.
It can be written as a sum of positive squares in only one way, i.e., 56926142464 + 10080561604 = 238592^2 + 100402^2 .
It is not an unprimeable number, because it can be changed into a prime (67006704067) by changing a digit.
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 as a sum of consecutive naturals, namely, 8375838005 + ... + 8375838012.
It is an arithmetic number, because the mean of its divisors is an integer number (19543622021).
Almost surely, 267006704068 is an apocalyptic number.
It is an amenable number.
67006704068 is a deficient number, since it is larger than the sum of its proper divisors (50255028058).
67006704068 is a wasteful number, since it uses less digits than its factorization.
67006704068 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 16751676021 (or 16751676019 counting only the distinct ones).
The product of its (nonzero) digits is 338688, while the sum is 44.
The spelling of 67006704068 in words is "sixty-seven billion, six million, seven hundred four thousand, sixty-eight".
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