Base | Representation |
---|---|
bin | 1100001001011101001… |
… | …1011011011001101101 |
3 | 201221200110000002212200 |
4 | 3002113103123121231 |
5 | 11404402400222142 |
6 | 235512442252113 |
7 | 21035463143304 |
oct | 3022723333155 |
9 | 657613002780 |
10 | 208696882797 |
11 | 80564a49a47 |
12 | 345441b7039 |
13 | 168ac04c880 |
14 | a15b15143b |
15 | 5666c2864c |
hex | 30974db66d |
208696882797 has 144 divisors (see below), whose sum is σ = 355323608640. Its totient is φ = 116940837888.
The previous prime is 208696882787. The next prime is 208696882819. The reversal of 208696882797 is 797288696802.
It is not a de Polignac number, because 208696882797 - 24 = 208696882781 is a prime.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (208696882727) by changing a digit.
It is a polite number, since it can be written in 143 ways as a sum of consecutive naturals, for example, 1501416354 + ... + 1501416492.
It is an arithmetic number, because the mean of its divisors is an integer number (2467525060).
Almost surely, 2208696882797 is an apocalyptic number.
It is an amenable number.
208696882797 is a deficient number, since it is larger than the sum of its proper divisors (146626725843).
208696882797 is a wasteful number, since it uses less digits than its factorization.
208696882797 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 472 (or 330 counting only the distinct ones).
The product of its (nonzero) digits is 292626432, while the sum is 72.
The spelling of 208696882797 in words is "two hundred eight billion, six hundred ninety-six million, eight hundred eighty-two thousand, seven hundred ninety-seven".
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