Base | Representation |
---|---|
bin | 11111100000001011101… |
… | …001100101010000011111 |
3 | 21122221212202002002201101 |
4 | 133200023221211100133 |
5 | 240432112343421241 |
6 | 4334304504453531 |
7 | 312256136414023 |
oct | 37401351452037 |
9 | 7587782062641 |
10 | 2164858967071 |
11 | 7651254a3909 |
12 | 2ab692a7a2a7 |
13 | 1291b7380328 |
14 | 76acb832383 |
15 | 3b4a6313e31 |
hex | 1f80ba6541f |
2164858967071 has 2 divisors, whose sum is σ = 2164858967072. Its totient is φ = 2164858967070.
The previous prime is 2164858967017. The next prime is 2164858967093. The reversal of 2164858967071 is 1707698584612.
Together with previous prime (2164858967017) it forms an Ormiston pair, because they use the same digits, order apart.
It is a strong prime.
It is a cyclic number.
It is not a de Polignac number, because 2164858967071 - 29 = 2164858966559 is a prime.
It is a super-2 number, since 2×21648589670712 (a number of 25 digits) contains 22 as substring.
It is a junction number, because it is equal to n+sod(n) for n = 2164858966994 and 2164858967012.
It is a congruent number.
It is not a weakly prime, because it can be changed into another prime (2164858967671) by changing a digit.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1082429483535 + 1082429483536.
It is an arithmetic number, because the mean of its divisors is an integer number (1082429483536).
Almost surely, 22164858967071 is an apocalyptic number.
2164858967071 is a deficient number, since it is larger than the sum of its proper divisors (1).
2164858967071 is an equidigital number, since it uses as much as digits as its factorization.
2164858967071 is an odious number, because the sum of its binary digits is odd.
The product of its (nonzero) digits is 40642560, while the sum is 64.
The spelling of 2164858967071 in words is "two trillion, one hundred sixty-four billion, eight hundred fifty-eight million, nine hundred sixty-seven thousand, seventy-one".
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