Base | Representation |
---|---|
bin | 1000111010101100… |
… | …1110111001101001 |
3 | 20011211011110012200 |
4 | 2032223032321221 |
5 | 14400241313042 |
6 | 1033305130413 |
7 | 113214045033 |
oct | 21653167151 |
9 | 6154143180 |
10 | 2393697897 |
11 | 10191a8728 |
12 | 569789a09 |
13 | 2c1bc02b6 |
14 | 189c9cc53 |
15 | e022dc4c |
hex | 8eacee69 |
2393697897 has 12 divisors (see below), whose sum is σ = 3460640820. Its totient is φ = 1594378368.
The previous prime is 2393697853. The next prime is 2393697913. The reversal of 2393697897 is 7987963932.
It can be written as a sum of positive squares in 2 ways, for example, as 275029056 + 2118668841 = 16584^2 + 46029^2 .
It is not a de Polignac number, because 2393697897 - 216 = 2393632361 is a prime.
It is not an unprimeable number, because it can be changed into a prime (2393697797) 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, 107628 + ... + 127949.
It is an arithmetic number, because the mean of its divisors is an integer number (288386735).
Almost surely, 22393697897 is an apocalyptic number.
It is an amenable number.
2393697897 is a deficient number, since it is larger than the sum of its proper divisors (1066942923).
2393697897 is a wasteful number, since it uses less digits than its factorization.
2393697897 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 236712 (or 236709 counting only the distinct ones).
The product of its digits is 30862944, while the sum is 63.
The square root of 2393697897 is about 48925.4320062685. The cubic root of 2393697897 is about 1337.6929741886.
The spelling of 2393697897 in words is "two billion, three hundred ninety-three million, six hundred ninety-seven thousand, eight hundred ninety-seven".
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