Base | Representation |
---|---|
bin | 1100110100010001… |
… | …01010010011001001 |
3 | 122202112200102001002 |
4 | 12122020222103021 |
5 | 103043004211334 |
6 | 3054442104345 |
7 | 332341634255 |
oct | 63210522311 |
9 | 18675612032 |
10 | 6880928969 |
11 | 2a11117862 |
12 | 14004ab0b5 |
13 | 858745b05 |
14 | 493c03265 |
15 | 2a4148b7e |
hex | 19a22a4c9 |
6880928969 has 2 divisors, whose sum is σ = 6880928970. Its totient is φ = 6880928968.
The previous prime is 6880928963. The next prime is 6880929031. The reversal of 6880928969 is 9698290886.
It is a weak prime.
It can be written as a sum of positive squares in only one way, i.e., 6432040000 + 448888969 = 80200^2 + 21187^2 .
It is a cyclic number.
It is not a de Polignac number, because 6880928969 - 28 = 6880928713 is a prime.
It is a super-2 number, since 2×68809289692 = 94694366952846805922, which contains 22 as substring.
It is not a weakly prime, because it can be changed into another prime (6880928963) by changing a digit.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3440464484 + 3440464485.
It is an arithmetic number, because the mean of its divisors is an integer number (3440464485).
Almost surely, 26880928969 is an apocalyptic number.
It is an amenable number.
6880928969 is a deficient number, since it is larger than the sum of its proper divisors (1).
6880928969 is an equidigital number, since it uses as much as digits as its factorization.
6880928969 is an evil number, because the sum of its binary digits is even.
The product of its (nonzero) digits is 26873856, while the sum is 65.
The square root of 6880928969 is about 82951.3650821974. The cubic root of 6880928969 is about 1902.0226815008.
The spelling of 6880928969 in words is "six billion, eight hundred eighty million, nine hundred twenty-eight thousand, nine hundred sixty-nine".
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