Base | Representation |
---|---|
bin | 1111000010001001… |
… | …00111100110010000 |
3 | 202211111002220110102 |
4 | 13201010213212100 |
5 | 113012142123124 |
6 | 3412514351532 |
7 | 404002543604 |
oct | 74104474620 |
9 | 22744086412 |
10 | 8071051664 |
11 | 3471997635 |
12 | 1692b8b5a8 |
13 | 9b818c520 |
14 | 567cc1504 |
15 | 323882aae |
hex | 1e1127990 |
8071051664 has 40 divisors (see below), whose sum is σ = 17077781952. Its totient is φ = 3672627840.
The previous prime is 8071051663. The next prime is 8071051687. The reversal of 8071051664 is 4661501708.
It is not an unprimeable number, because it can be changed into a prime (8071051663) by changing a digit.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 258494 + ... + 288029.
Almost surely, 28071051664 is an apocalyptic number.
It is an amenable number.
8071051664 is an abundant number, since it is smaller than the sum of its proper divisors (9006730288).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
8071051664 is a wasteful number, since it uses less digits than its factorization.
8071051664 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 546615 (or 546609 counting only the distinct ones).
The product of its (nonzero) digits is 40320, while the sum is 38.
The square root of 8071051664 is about 89839.0319627276. The cubic root of 8071051664 is about 2005.9035290269.
The spelling of 8071051664 in words is "eight billion, seventy-one million, fifty-one thousand, six hundred sixty-four".
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