Base | Representation |
---|---|
bin | 100101011000110001… |
… | …1011100100001000111 |
3 | 21200020102112201122201 |
4 | 1022301203130201013 |
5 | 2303412244123112 |
6 | 100514532135331 |
7 | 5541422016052 |
oct | 1126143344107 |
9 | 250212481581 |
10 | 80288270407 |
11 | 310606a9994 |
12 | 13688467547 |
13 | 7756a86a17 |
14 | 3c59177a99 |
15 | 214d962257 |
hex | 12b18dc847 |
80288270407 has 2 divisors, whose sum is σ = 80288270408. Its totient is φ = 80288270406.
The previous prime is 80288270399. The next prime is 80288270411. The reversal of 80288270407 is 70407288208.
It is a strong prime.
It is a cyclic number.
It is not a de Polignac number, because 80288270407 - 23 = 80288270399 is a prime.
It is a congruent number.
It is not a weakly prime, because it can be changed into another prime (80288270507) 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, 40144135203 + 40144135204.
It is an arithmetic number, because the mean of its divisors is an integer number (40144135204).
Almost surely, 280288270407 is an apocalyptic number.
80288270407 is a deficient number, since it is larger than the sum of its proper divisors (1).
80288270407 is an equidigital number, since it uses as much as digits as its factorization.
80288270407 is an odious number, because the sum of its binary digits is odd.
The product of its (nonzero) digits is 401408, while the sum is 46.
The spelling of 80288270407 in words is "eighty billion, two hundred eighty-eight million, two hundred seventy thousand, four hundred seven".
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