Base | Representation |
---|---|
bin | 111100111111001001010… |
… | …1000101101011110010001 |
3 | 1002200022020220101210111200 |
4 | 1321332102220231132101 |
5 | 2044312203440340144 |
6 | 25454335524301413 |
7 | 1523401214561664 |
oct | 171762250553621 |
9 | 32608226353450 |
10 | 8381941340049 |
11 | 2741841408082 |
12 | b34587241869 |
13 | 48a54bb03ba4 |
14 | 20d98c3056db |
15 | e8078269c69 |
hex | 79f92a2d791 |
8381941340049 has 48 divisors (see below), whose sum is σ = 12852507919680. Its totient is φ = 5249071710720.
The previous prime is 8381941340023. The next prime is 8381941340051. The reversal of 8381941340049 is 9400431491838.
8381941340049 is a `hidden beast` number, since 8 + 3 + 8 + 194 + 1 + 3 + 400 + 49 = 666.
It is not a de Polignac number, because 8381941340049 - 212 = 8381941335953 is a prime.
It is a junction number, because it is equal to n+sod(n) for n = 8381941339977 and 8381941340004.
It is not an unprimeable number, because it can be changed into a prime (8381941340249) by changing a digit.
It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 19868194 + ... + 20285684.
It is an arithmetic number, because the mean of its divisors is an integer number (267760581660).
Almost surely, 28381941340049 is an apocalyptic number.
It is an amenable number.
8381941340049 is a deficient number, since it is larger than the sum of its proper divisors (4470566579631).
8381941340049 is a wasteful number, since it uses less digits than its factorization.
8381941340049 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 418510 (or 418507 counting only the distinct ones).
The product of its (nonzero) digits is 2985984, while the sum is 54.
The spelling of 8381941340049 in words is "eight trillion, three hundred eighty-one billion, nine hundred forty-one million, three hundred forty thousand, forty-nine".
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