Base | Representation |
---|---|
bin | 1000011100010000001… |
… | …1101000000100100011 |
3 | 111212022220202011111112 |
4 | 2013010003220010203 |
5 | 4334001420040132 |
6 | 150342302333535 |
7 | 13322544623534 |
oct | 2070403500443 |
9 | 455286664445 |
10 | 145023205667 |
11 | 5655a90098a |
12 | 24133b8a2ab |
13 | 108a2487142 |
14 | 703a81068b |
15 | 3b8bc0dab2 |
hex | 21c40e8123 |
145023205667 has 2 divisors, whose sum is σ = 145023205668. Its totient is φ = 145023205666.
The previous prime is 145023205517. The next prime is 145023205673. The reversal of 145023205667 is 766502320541.
It is a strong prime.
It is a cyclic number.
It is not a de Polignac number, because 145023205667 - 210 = 145023204643 is a prime.
It is not a weakly prime, because it can be changed into another prime (145023205697) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (13) of ones.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 72511602833 + 72511602834.
It is an arithmetic number, because the mean of its divisors is an integer number (72511602834).
Almost surely, 2145023205667 is an apocalyptic number.
145023205667 is a deficient number, since it is larger than the sum of its proper divisors (1).
145023205667 is an equidigital number, since it uses as much as digits as its factorization.
145023205667 is an odious number, because the sum of its binary digits is odd.
The product of its (nonzero) digits is 302400, while the sum is 41.
The spelling of 145023205667 in words is "one hundred forty-five billion, twenty-three million, two hundred five thousand, six hundred sixty-seven".
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