Base | Representation |
---|---|
bin | 1001010100011110000110… |
… | …0010111010010110110111 |
3 | 1100021122000122002221110221 |
4 | 2111013201202322112313 |
5 | 2320342412420321422 |
6 | 33443311431355211 |
7 | 2105225114365501 |
oct | 225074142722667 |
9 | 40248018087427 |
10 | 10247281026487 |
11 | 32a0935aa221a |
12 | 1195ba9822b07 |
13 | 594411b1983b |
14 | 275d847acd71 |
15 | 12b84e1ca3c7 |
hex | 951e18ba5b7 |
10247281026487 has 2 divisors, whose sum is σ = 10247281026488. Its totient is φ = 10247281026486.
The previous prime is 10247281026449. The next prime is 10247281026677. The reversal of 10247281026487 is 78462018274201.
It is a weak prime.
It is a cyclic number.
It is not a de Polignac number, because 10247281026487 - 211 = 10247281024439 is a prime.
It is a super-2 number, since 2×102472810264872 (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 (10247281023487) 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, 5123640513243 + 5123640513244.
It is an arithmetic number, because the mean of its divisors is an integer number (5123640513244).
Almost surely, 210247281026487 is an apocalyptic number.
10247281026487 is a deficient number, since it is larger than the sum of its proper divisors (1).
10247281026487 is an equidigital number, since it uses as much as digits as its factorization.
10247281026487 is an odious number, because the sum of its binary digits is odd.
The product of its (nonzero) digits is 2408448, while the sum is 52.
The spelling of 10247281026487 in words is "ten trillion, two hundred forty-seven billion, two hundred eighty-one million, twenty-six thousand, four hundred eighty-seven".
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