Base | Representation |
---|---|
bin | 111101001010000… |
… | …011111111100001 |
3 | 2122111200122012122 |
4 | 331022003333201 |
5 | 4100132013334 |
6 | 245451434025 |
7 | 34266156332 |
oct | 7512037741 |
9 | 2574618178 |
10 | 1026047969 |
11 | 4871a5031 |
12 | 247755915 |
13 | 13475a39b |
14 | 9a3ac289 |
15 | 6012932e |
hex | 3d283fe1 |
1026047969 has 2 divisors, whose sum is σ = 1026047970. Its totient is φ = 1026047968.
The previous prime is 1026047959. The next prime is 1026047987. The reversal of 1026047969 is 9697406201.
It is a weak prime.
It can be written as a sum of positive squares in only one way, i.e., 524959744 + 501088225 = 22912^2 + 22385^2 .
It is a cyclic number.
It is not a de Polignac number, because 1026047969 - 28 = 1026047713 is a prime.
It is a super-2 number, since 2×10260479692 = 2105548869378049922, which contains 22 as substring.
It is not a weakly prime, because it can be changed into another prime (1026047959) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (17) of ones.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 513023984 + 513023985.
It is an arithmetic number, because the mean of its divisors is an integer number (513023985).
Almost surely, 21026047969 is an apocalyptic number.
It is an amenable number.
1026047969 is a deficient number, since it is larger than the sum of its proper divisors (1).
1026047969 is an equidigital number, since it uses as much as digits as its factorization.
1026047969 is an odious number, because the sum of its binary digits is odd.
The product of its (nonzero) digits is 163296, while the sum is 44.
The square root of 1026047969 is about 32031.9835320887. The cubic root of 1026047969 is about 1008.6083401766.
The spelling of 1026047969 in words is "one billion, twenty-six million, forty-seven thousand, nine hundred sixty-nine".
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