Base | Representation |
---|---|
bin | 1000010011110110001000… |
… | …01110100100110011011111 |
3 | 2101200222121021012022101201 |
4 | 10021323010032210303133 |
5 | 4343400310224013122 |
6 | 102510555311420331 |
7 | 3564154545606445 |
oct | 411730416446337 |
9 | 71628537168351 |
10 | 18274083032287 |
11 | 5905aa4516075 |
12 | 20717815246a7 |
13 | a2731438a214 |
14 | 472682870b95 |
15 | 21a53e115a27 |
hex | 109ec43a4cdf |
18274083032287 has 2 divisors, whose sum is σ = 18274083032288. Its totient is φ = 18274083032286.
The previous prime is 18274083032251. The next prime is 18274083032399. The reversal of 18274083032287 is 78223038047281.
It is a weak prime.
It is a cyclic number.
It is not a de Polignac number, because 18274083032287 - 235 = 18239723293919 is a prime.
It is a super-2 number, since 2×182740830322872 (a number of 27 digits) contains 22 as substring.
It is a congruent number.
It is not a weakly prime, because it can be changed into another prime (18274083332287) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (23) of ones.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 9137041516143 + 9137041516144.
It is an arithmetic number, because the mean of its divisors is an integer number (9137041516144).
Almost surely, 218274083032287 is an apocalyptic number.
18274083032287 is a deficient number, since it is larger than the sum of its proper divisors (1).
18274083032287 is an equidigital number, since it uses as much as digits as its factorization.
18274083032287 is an odious number, because the sum of its binary digits is odd.
The product of its (nonzero) digits is 7225344, while the sum is 55.
The spelling of 18274083032287 in words is "eighteen trillion, two hundred seventy-four billion, eighty-three million, thirty-two thousand, two hundred eighty-seven".
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