Base | Representation |
---|---|
bin | 111111001100001… |
… | …0101110101010111 |
3 | 12110202201220122211 |
4 | 1332120111311113 |
5 | 13320244410403 |
6 | 550221334251 |
7 | 103354224052 |
oct | 17630256527 |
9 | 5422656584 |
10 | 2120310103 |
11 | 9989503aa |
12 | 4b2107387 |
13 | 27a37c482 |
14 | 161855a99 |
15 | c622a06d |
hex | 7e615d57 |
2120310103 has 8 divisors (see below), whose sum is σ = 2165351616. Its totient is φ = 2075455200.
The previous prime is 2120310097. The next prime is 2120310113. The reversal of 2120310103 is 3010130212.
It is a sphenic number, since it is the product of 3 distinct primes.
It is a cyclic number.
It is not a de Polignac number, because 2120310103 - 29 = 2120309591 is a prime.
It is a super-3 number, since 3×21203101033 (a number of 29 digits) contains 333 as substring.
It is a Duffinian number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (2120310113) 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 in 7 ways as a sum of consecutive naturals, for example, 23568 + ... + 69253.
It is an arithmetic number, because the mean of its divisors is an integer number (270668952).
Almost surely, 22120310103 is an apocalyptic number.
2120310103 is a deficient number, since it is larger than the sum of its proper divisors (45041513).
2120310103 is an equidigital number, since it uses as much as digits as its factorization.
2120310103 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 93305.
The product of its (nonzero) digits is 36, while the sum is 13.
The square root of 2120310103 is about 46046.8251131389. The cubic root of 2120310103 is about 1284.6942911572.
Adding to 2120310103 its reverse (3010130212), we get a palindrome (5130440315).
The spelling of 2120310103 in words is "two billion, one hundred twenty million, three hundred ten thousand, one hundred three".
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