Base | Representation |
---|---|
bin | 1000011100100100000… |
… | …1000000010100111010 |
3 | 111212112201022010001221 |
4 | 2013021001000110322 |
5 | 4334134214422131 |
6 | 150354433502254 |
7 | 13324605042316 |
oct | 2071101002472 |
9 | 455481263057 |
10 | 145106404666 |
11 | 565a2867593 |
12 | 24157a1198a |
13 | 108b6797612 |
14 | 70478aab46 |
15 | 3b94195411 |
hex | 21c904053a |
145106404666 has 16 divisors (see below), whose sum is σ = 218553164928. Its totient is φ = 72255420000.
The previous prime is 145106404643. The next prime is 145106404679. The reversal of 145106404666 is 666404601541.
It is a happy number.
It is an unprimeable number.
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 in 7 ways as a sum of consecutive naturals, for example, 6772831 + ... + 6794221.
It is an arithmetic number, because the mean of its divisors is an integer number (13659572808).
Almost surely, 2145106404666 is an apocalyptic number.
145106404666 is a deficient number, since it is larger than the sum of its proper divisors (73446760262).
145106404666 is a wasteful number, since it uses less digits than its factorization.
145106404666 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 35157.
The product of its (nonzero) digits is 414720, while the sum is 43.
The spelling of 145106404666 in words is "one hundred forty-five billion, one hundred six million, four hundred four thousand, six hundred sixty-six".
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