Base | Representation |
---|---|
bin | 111101101001010100000… |
… | …1011101011101011001111 |
3 | 1002222221222220010012020012 |
4 | 1323102220023223223033 |
5 | 2102303133232024404 |
6 | 30004113401343435 |
7 | 1533055243314536 |
oct | 173225013535317 |
9 | 32887886105205 |
10 | 8472497142479 |
11 | 2777190839817 |
12 | b4a03a197b7b |
13 | 495c50b18736 |
14 | 2140dcd6331d |
15 | ea5c82d3a6e |
hex | 7b4a82ebacf |
8472497142479 has 2 divisors, whose sum is σ = 8472497142480. Its totient is φ = 8472497142478.
The previous prime is 8472497142469. The next prime is 8472497142511. The reversal of 8472497142479 is 9742417942748.
It is a happy number.
It is a weak prime.
It is a cyclic number.
It is not a de Polignac number, because 8472497142479 - 24 = 8472497142463 is a prime.
It is a congruent number.
It is not a weakly prime, because it can be changed into another prime (8472497142469) by changing a digit.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 4236248571239 + 4236248571240.
It is an arithmetic number, because the mean of its divisors is an integer number (4236248571240).
Almost surely, 28472497142479 is an apocalyptic number.
8472497142479 is a deficient number, since it is larger than the sum of its proper divisors (1).
8472497142479 is an equidigital number, since it uses as much as digits as its factorization.
8472497142479 is an odious number, because the sum of its binary digits is odd.
The product of its digits is 227598336, while the sum is 68.
The spelling of 8472497142479 in words is "eight trillion, four hundred seventy-two billion, four hundred ninety-seven million, one hundred forty-two thousand, four hundred seventy-nine".
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