Base | Representation |
---|---|
bin | 100000110011100101… |
… | …0011000110100001111 |
3 | 20201211210120122222021 |
4 | 1001213022120310033 |
5 | 2123240231044241 |
6 | 52210413231011 |
7 | 5042552161552 |
oct | 1014712306417 |
9 | 221753518867 |
10 | 70450253071 |
11 | 27972370950 |
12 | 117a1792467 |
13 | 68498025a3 |
14 | 35a473c699 |
15 | 1c74dee0d1 |
hex | 1067298d0f |
70450253071 has 16 divisors (see below), whose sum is σ = 77705239968. Its totient is φ = 63339494400.
The previous prime is 70450253047. The next prime is 70450253077. The reversal of 70450253071 is 17035205407.
It is a cyclic number.
It is not a de Polignac number, because 70450253071 - 211 = 70450251023 is a prime.
It is a Duffinian number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (70450253077) 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 15 ways as a sum of consecutive naturals, for example, 506041 + ... + 630061.
It is an arithmetic number, because the mean of its divisors is an integer number (4856577498).
Almost surely, 270450253071 is an apocalyptic number.
70450253071 is a deficient number, since it is larger than the sum of its proper divisors (7254986897).
70450253071 is a wasteful number, since it uses less digits than its factorization.
70450253071 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 124602.
The product of its (nonzero) digits is 29400, while the sum is 34.
Adding to 70450253071 its reverse (17035205407), we get a palindrome (87485458478).
The spelling of 70450253071 in words is "seventy billion, four hundred fifty million, two hundred fifty-three thousand, seventy-one".
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