Base | Representation |
---|---|
bin | 10000101000111100… |
… | …11000001111000001 |
3 | 212001120211220021122 |
4 | 20110132120033001 |
5 | 121243430124442 |
6 | 4034242402025 |
7 | 434244002600 |
oct | 102436301701 |
9 | 25046756248 |
10 | 8933442497 |
11 | 3874771631 |
12 | 1893960315 |
13 | ac4a48665 |
14 | 60a64ba37 |
15 | 374430dd2 |
hex | 2147983c1 |
8933442497 has 24 divisors (see below), whose sum is σ = 10582025832. Its totient is φ = 7517664000.
The previous prime is 8933442491. The next prime is 8933442499. The reversal of 8933442497 is 7942443398.
It can be written as a sum of positive squares in 4 ways, for example, as 1070009521 + 7863432976 = 32711^2 + 88676^2 .
It is not a de Polignac number, because 8933442497 - 232 = 4638475201 is a prime.
It is not an unprimeable number, because it can be changed into a prime (8933442491) by changing a digit.
It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 1793903 + ... + 1798875.
It is an arithmetic number, because the mean of its divisors is an integer number (440917743).
Almost surely, 28933442497 is an apocalyptic number.
It is an amenable number.
8933442497 is a deficient number, since it is larger than the sum of its proper divisors (1648583335).
8933442497 is a wasteful number, since it uses less digits than its factorization.
8933442497 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 5649 (or 5642 counting only the distinct ones).
The product of its digits is 5225472, while the sum is 53.
The square root of 8933442497 is about 94516.8900091407. The cubic root of 8933442497 is about 2074.9435313999.
Subtracting from 8933442497 its reverse (7942443398), we obtain a palindrome (990999099).
The spelling of 8933442497 in words is "eight billion, nine hundred thirty-three million, four hundred forty-two thousand, four hundred ninety-seven".
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