Base | Representation |
---|---|
bin | 11110101101010011101001 |
3 | 120010222101100 |
4 | 132231103221 |
5 | 4030044042 |
6 | 444312013 |
7 | 125265042 |
oct | 36552351 |
9 | 16128340 |
10 | 8049897 |
11 | 45a9009 |
12 | 2842609 |
13 | 188b06b |
14 | 10d78c9 |
15 | a9024c |
hex | 7ad4e9 |
8049897 has 12 divisors (see below), whose sum is σ = 11673220. Its totient is φ = 5345568.
The previous prime is 8049889. The next prime is 8049913. The reversal of 8049897 is 7989408.
It can be written as a sum of positive squares in 2 ways, for example, as 1879641 + 6170256 = 1371^2 + 2484^2 .
It is not a de Polignac number, because 8049897 - 23 = 8049889 is a prime.
It is an Ulam number.
It is a Duffinian number.
8049897 is a lucky number.
It is not an unprimeable number, because it can be changed into a prime (8049887) by changing a digit.
It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 879 + ... + 4107.
Almost surely, 28049897 is an apocalyptic number.
It is an amenable number.
8049897 is a deficient number, since it is larger than the sum of its proper divisors (3623323).
8049897 is a wasteful number, since it uses less digits than its factorization.
8049897 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 3512 (or 3509 counting only the distinct ones).
The product of its (nonzero) digits is 145152, while the sum is 45.
The square root of 8049897 is about 2837.2340403992. The cubic root of 8049897 is about 200.4149468336.
It can be divided in two parts, 804 and 9897, that added together give a palindrome (10701).
The spelling of 8049897 in words is "eight million, forty-nine thousand, eight hundred ninety-seven".
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