Base | Representation |
---|---|
bin | 111111001100001… |
… | …0100001000101000 |
3 | 12110202201120010002 |
4 | 1332120110020220 |
5 | 13320244200034 |
6 | 550221242132 |
7 | 103354164551 |
oct | 17630241050 |
9 | 5422646102 |
10 | 2120303144 |
11 | 998946153 |
12 | 4b2103348 |
13 | 27a37925b |
14 | 161853328 |
15 | c6227e7e |
hex | 7e614228 |
2120303144 has 8 divisors (see below), whose sum is σ = 3975568410. Its totient is φ = 1060151568.
The previous prime is 2120303131. The next prime is 2120303147. The reversal of 2120303144 is 4413030212.
It can be written as a sum of positive squares in only one way, i.e., 1875756100 + 244547044 = 43310^2 + 15638^2 .
It is a tau number, because it is divible by the number of its divisors (8).
It is not an unprimeable number, because it can be changed into a prime (2120303147) 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 as a sum of consecutive naturals, namely, 132518939 + ... + 132518954.
Almost surely, 22120303144 is an apocalyptic number.
It is an amenable number.
2120303144 is a deficient number, since it is larger than the sum of its proper divisors (1855265266).
2120303144 is a wasteful number, since it uses less digits than its factorization.
2120303144 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 265037899 (or 265037895 counting only the distinct ones).
The product of its (nonzero) digits is 576, while the sum is 20.
The square root of 2120303144 is about 46046.7495486924. The cubic root of 2120303144 is about 1284.6928856714.
Adding to 2120303144 its reverse (4413030212), we get a palindrome (6533333356).
The spelling of 2120303144 in words is "two billion, one hundred twenty million, three hundred three thousand, one hundred forty-four".
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