Base | Representation |
---|---|
bin | 101000110000110… |
… | …111010000101010 |
3 | 1202122212121112210 |
4 | 220300313100222 |
5 | 2400034213043 |
6 | 151510145550 |
7 | 22643015265 |
oct | 5060672052 |
9 | 1678777483 |
10 | 683897898 |
11 | 321051682 |
12 | 1710522b6 |
13 | ab8c2218 |
14 | 66b85cdc |
15 | 40091633 |
hex | 28c3742a |
683897898 has 16 divisors (see below), whose sum is σ = 1371144960. Its totient is φ = 227407776.
The previous prime is 683897897. The next prime is 683897909. The reversal of 683897898 is 898798386.
It is not an unprimeable number, because it can be changed into a prime (683897897) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (13) of ones.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 136890 + ... + 141797.
It is an arithmetic number, because the mean of its divisors is an integer number (85696560).
Almost surely, 2683897898 is an apocalyptic number.
683897898 is an abundant number, since it is smaller than the sum of its proper divisors (687247062).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
683897898 is a wasteful number, since it uses less digits than its factorization.
683897898 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 279101.
The product of its digits is 41803776, while the sum is 66.
The square root of 683897898 is about 26151.4416046229. The cubic root of 683897898 is about 881.0429687999.
The spelling of 683897898 in words is "six hundred eighty-three million, eight hundred ninety-seven thousand, eight hundred ninety-eight".
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