Base | Representation |
---|---|
bin | 1010100010111101… |
… | …1100010000100001 |
3 | 21022022001010222211 |
4 | 2220233130100201 |
5 | 21244214240201 |
6 | 1144530202121 |
7 | 130104114655 |
oct | 25057342041 |
9 | 7268033884 |
10 | 2831008801 |
11 | 12230378a5 |
12 | 670123341 |
13 | 36169644a |
14 | 1cbdb6a65 |
15 | 118812651 |
hex | a8bdc421 |
2831008801 has 2 divisors, whose sum is σ = 2831008802. Its totient is φ = 2831008800.
The previous prime is 2831008783. The next prime is 2831008847. The reversal of 2831008801 is 1088001382.
It is a weak prime.
It can be written as a sum of positive squares in only one way, i.e., 2386811025 + 444197776 = 48855^2 + 21076^2 .
It is a cyclic number.
It is not a de Polignac number, because 2831008801 - 25 = 2831008769 is a prime.
It is a super-2 number, since 2×28310088012 = 16029221662678915202, which contains 22 as substring.
It is not a weakly prime, because it can be changed into another prime (2831008871) by changing a digit.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1415504400 + 1415504401.
It is an arithmetic number, because the mean of its divisors is an integer number (1415504401).
Almost surely, 22831008801 is an apocalyptic number.
It is an amenable number.
2831008801 is a deficient number, since it is larger than the sum of its proper divisors (1).
2831008801 is an equidigital number, since it uses as much as digits as its factorization.
2831008801 is an evil number, because the sum of its binary digits is even.
The product of its (nonzero) digits is 3072, while the sum is 31.
The square root of 2831008801 is about 53207.2250826897. The cubic root of 2831008801 is about 1414.6437109011.
The spelling of 2831008801 in words is "two billion, eight hundred thirty-one million, eight thousand, eight hundred one".
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