Base | Representation |
---|---|
bin | 11111001101111000101111… |
… | …10111010111100010010110 |
3 | 100000001120112220000220002100 |
4 | 33212330113313113202112 |
5 | 32444202233321313022 |
6 | 401555533334422530 |
7 | 20313400152143544 |
oct | 1746742767274226 |
9 | 300046486026070 |
10 | 68646862682262 |
11 | 1a966a75400707 |
12 | 784827b501a46 |
13 | 2c3c4a9ba9b27 |
14 | 12d475103ad94 |
15 | 7e09e0ab01ac |
hex | 3e6f17dd7896 |
68646862682262 has 96 divisors (see below), whose sum is σ = 149596796879712. Its totient is φ = 22749986299392.
The previous prime is 68646862682201. The next prime is 68646862682407. The reversal of 68646862682262 is 26228626864686.
It is a happy number.
68646862682262 is a `hidden beast` number, since 6 + 8 + 6 + 468 + 6 + 26 + 82 + 2 + 62 = 666.
It is a super-2 number, since 2×686468626822622 (a number of 28 digits) contains 22 as substring.
It is a congruent number.
It is an unprimeable number.
It is a pernicious number, because its binary representation contains a prime number (29) of ones.
It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 14804151808 + ... + 14804156444.
It is an arithmetic number, because the mean of its divisors is an integer number (1558299967497).
Almost surely, 268646862682262 is an apocalyptic number.
68646862682262 is an abundant number, since it is smaller than the sum of its proper divisors (80949934197450).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
68646862682262 is a wasteful number, since it uses less digits than its factorization.
68646862682262 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 9102 (or 9099 counting only the distinct ones).
The product of its digits is 1528823808, while the sum is 72.
The spelling of 68646862682262 in words is "sixty-eight trillion, six hundred forty-six billion, eight hundred sixty-two million, six hundred eighty-two thousand, two hundred sixty-two".
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