Base | Representation |
---|---|
bin | 1011111101011… |
… | …10101101011011 |
3 | 20222210022100012 |
4 | 11332232231123 |
5 | 201141032311 |
6 | 13542232135 |
7 | 2325536153 |
oct | 576565533 |
9 | 228708305 |
10 | 100330331 |
11 | 516a7732 |
12 | 2972564b |
13 | 17a2ac7a |
14 | d479763 |
15 | 8c1c78b |
hex | 5faeb5b |
100330331 has 2 divisors, whose sum is σ = 100330332. Its totient is φ = 100330330.
The previous prime is 100330303. The next prime is 100330333. The reversal of 100330331 is 133033001.
It is a strong prime.
It is an emirp because it is prime and its reverse (133033001) is a distict prime.
It is a cyclic number.
It is a de Polignac number, because none of the positive numbers 2k-100330331 is a prime.
It is a super-2 number, since 2×1003303312 = 20132350637139122, which contains 22 as substring.
Together with 100330333, it forms a pair of twin primes.
It is a Chen prime.
It is not a weakly prime, because it can be changed into another prime (100330333) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (19) of ones.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 50165165 + 50165166.
It is an arithmetic number, because the mean of its divisors is an integer number (50165166).
Almost surely, 2100330331 is an apocalyptic number.
100330331 is a deficient number, since it is larger than the sum of its proper divisors (1).
100330331 is an equidigital number, since it uses as much as digits as its factorization.
100330331 is an odious number, because the sum of its binary digits is odd.
The product of its (nonzero) digits is 81, while the sum is 14.
The square root of 100330331 is about 10016.5029326607. The cubic root of 100330331 is about 464.6694085260.
Adding to 100330331 its reverse (133033001), we get a palindrome (233363332).
The spelling of 100330331 in words is "one hundred million, three hundred thirty thousand, three hundred thirty-one".
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