Base | Representation |
---|---|
bin | 111110100111011… |
… | …0010110010010001 |
3 | 12102102110101101011 |
4 | 1331032302302101 |
5 | 13300330430113 |
6 | 544252210521 |
7 | 103031313664 |
oct | 17516626221 |
9 | 5372411334 |
10 | 2101030033 |
11 | 988a81a63 |
12 | 4a7769a41 |
13 | 27638b94b |
14 | 15d0776db |
15 | c46bc63d |
hex | 7d3b2c91 |
2101030033 has 4 divisors (see below), whose sum is σ = 2103806260. Its totient is φ = 2098253808.
The previous prime is 2101030027. The next prime is 2101030067. The reversal of 2101030033 is 3300301012.
It is a semiprime because it is the product of two primes.
It can be written as a sum of positive squares in 2 ways, for example, as 1778899329 + 322130704 = 42177^2 + 17948^2 .
It is a cyclic number.
It is not a de Polignac number, because 2101030033 - 29 = 2101029521 is a prime.
It is a super-3 number, since 3×21010300333 (a number of 29 digits) contains 333 as substring.
It is a Duffinian number.
It is a junction number, because it is equal to n+sod(n) for n = 2101029995 and 2101030022.
It is not an unprimeable number, because it can be changed into a prime (2101030003) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (17) of ones.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1386978 + ... + 1388491.
It is an arithmetic number, because the mean of its divisors is an integer number (525951565).
Almost surely, 22101030033 is an apocalyptic number.
It is an amenable number.
2101030033 is a deficient number, since it is larger than the sum of its proper divisors (2776227).
2101030033 is an equidigital number, since it uses as much as digits as its factorization.
2101030033 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 2776226.
The product of its (nonzero) digits is 54, while the sum is 13.
The square root of 2101030033 is about 45836.9941531946. The cubic root of 2101030033 is about 1280.7885020031.
Adding to 2101030033 its reverse (3300301012), we get a palindrome (5401331045).
The spelling of 2101030033 in words is "two billion, one hundred one million, thirty thousand, thirty-three".
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