Base | Representation |
---|---|
bin | 10111001101110010111… |
… | …10001010010101011000 |
3 | 2211020221201212010002002 |
4 | 23212321132022111120 |
5 | 101032122221010433 |
6 | 1410241024300132 |
7 | 111426161402342 |
oct | 13467136122530 |
9 | 2736851763062 |
10 | 797680641368 |
11 | 288326a21286 |
12 | 10a719771648 |
13 | 5a2b45b7010 |
14 | 2a8722d8292 |
15 | 15b398999e8 |
hex | b9b978a558 |
797680641368 has 32 divisors (see below), whose sum is σ = 1680731791200. Its totient is φ = 352153325568.
The previous prime is 797680641349. The next prime is 797680641397. The reversal of 797680641368 is 863146086797.
It is a super-2 number, since 2×7976806413682 (a number of 25 digits) contains 22 as substring.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 166736873 + ... + 166741656.
It is an arithmetic number, because the mean of its divisors is an integer number (52522868475).
Almost surely, 2797680641368 is an apocalyptic number.
It is an amenable number.
797680641368 is an abundant number, since it is smaller than the sum of its proper divisors (883051149832).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
797680641368 is a wasteful number, since it uses less digits than its factorization.
797680641368 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 333478571 (or 333478567 counting only the distinct ones).
The product of its (nonzero) digits is 73156608, while the sum is 65.
The spelling of 797680641368 in words is "seven hundred ninety-seven billion, six hundred eighty million, six hundred forty-one thousand, three hundred sixty-eight".
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