Base | Representation |
---|---|
bin | 1011000000011011111… |
… | …1100101111110100101 |
3 | 200002002102021202101210 |
4 | 2300012333211332211 |
5 | 11044232022114244 |
6 | 222511445142033 |
7 | 16442654405163 |
oct | 2600677457645 |
9 | 602072252353 |
10 | 189095894949 |
11 | 73216780735 |
12 | 307939ba919 |
13 | 14aa722ba00 |
14 | 921bc54233 |
15 | 4dbb0284b9 |
hex | 2c06fe5fa5 |
189095894949 has 24 divisors (see below), whose sum is σ = 281821124352. Its totient is φ = 112612930560.
The previous prime is 189095894947. The next prime is 189095894957. The reversal of 189095894949 is 949498590981.
It is not a de Polignac number, because 189095894949 - 21 = 189095894947 is a prime.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (189095894947) 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, 5999932 + ... + 6031365.
It is an arithmetic number, because the mean of its divisors is an integer number (11742546848).
Almost surely, 2189095894949 is an apocalyptic number.
It is an amenable number.
189095894949 is a deficient number, since it is larger than the sum of its proper divisors (92725229403).
189095894949 is a wasteful number, since it uses less digits than its factorization.
189095894949 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 12031357 (or 12031344 counting only the distinct ones).
The product of its (nonzero) digits is 302330880, while the sum is 75.
The spelling of 189095894949 in words is "one hundred eighty-nine billion, ninety-five million, eight hundred ninety-four thousand, nine hundred forty-nine".
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