Base | Representation |
---|---|
bin | 1000010011011111100… |
… | …10010000001000101111 |
3 | 1000021112001201210122201 |
4 | 10021233302100020233 |
5 | 14133340340121212 |
6 | 335030200522331 |
7 | 26421033624226 |
oct | 4115762201057 |
9 | 1007461653581 |
10 | 285343285807 |
11 | 100016933a68 |
12 | 47374a803a7 |
13 | 20ba5457968 |
14 | db4c75bcbd |
15 | 7650aa8b57 |
hex | 426fc9022f |
285343285807 has 2 divisors, whose sum is σ = 285343285808. Its totient is φ = 285343285806.
The previous prime is 285343285783. The next prime is 285343285889. The reversal of 285343285807 is 708582343582.
It is a weak prime.
It is a cyclic number.
It is a de Polignac number, because none of the positive numbers 2k-285343285807 is a prime.
It is a congruent number.
It is not a weakly prime, because it can be changed into another prime (285343285207) by changing a digit.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 142671642903 + 142671642904.
It is an arithmetic number, because the mean of its divisors is an integer number (142671642904).
Almost surely, 2285343285807 is an apocalyptic number.
285343285807 is a deficient number, since it is larger than the sum of its proper divisors (1).
285343285807 is an equidigital number, since it uses as much as digits as its factorization.
285343285807 is an evil number, because the sum of its binary digits is even.
The product of its (nonzero) digits is 12902400, while the sum is 55.
The spelling of 285343285807 in words is "two hundred eighty-five billion, three hundred forty-three million, two hundred eighty-five thousand, eight hundred seven".
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