Base | Representation |
---|---|
bin | 101001010110110100111… |
… | …010100101110101100010 |
3 | 101001200201110122122201100 |
4 | 221112310322211311202 |
5 | 333030413203001431 |
6 | 10013333432215230 |
7 | 412220423601513 |
oct | 51266472456542 |
9 | 11050643578640 |
10 | 2842008640866 |
11 | 9a631a87219a |
12 | 39a972b3a516 |
13 | 178000774695 |
14 | 9b7a808aa0a |
15 | 4ddd92c44e6 |
hex | 295b4ea5d62 |
2842008640866 has 12 divisors (see below), whose sum is σ = 6157685388582. Its totient is φ = 947336213616.
The previous prime is 2842008640837. The next prime is 2842008640897. The reversal of 2842008640866 is 6680468002482.
2842008640866 is a `hidden beast` number, since 2 + 84 + 20 + 0 + 86 + 408 + 66 = 666.
It can be written as a sum of positive squares in only one way, i.e., 2796824761641 + 45183879225 = 1672371^2 + 212565^2 .
It is a super-2 number, since 2×28420086408662 (a number of 26 digits) contains 22 as substring.
It is an unprimeable number.
It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 78944684451 + ... + 78944684486.
Almost surely, 22842008640866 is an apocalyptic number.
2842008640866 is an abundant number, since it is smaller than the sum of its proper divisors (3315676747716).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
2842008640866 is a wasteful number, since it uses less digits than its factorization.
2842008640866 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 157889368945 (or 157889368942 counting only the distinct ones).
The product of its (nonzero) digits is 7077888, while the sum is 54.
The spelling of 2842008640866 in words is "two trillion, eight hundred forty-two billion, eight million, six hundred forty thousand, eight hundred sixty-six".
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