Base | Representation |
---|---|
bin | 100010001000100… |
… | …0000000000000111 |
3 | 2221211002122001002 |
4 | 1010101000000013 |
5 | 4321144312033 |
6 | 305351523515 |
7 | 40244643611 |
oct | 10421000007 |
9 | 2854078032 |
10 | 1145307143 |
11 | 538550232 |
12 | 27b68959b |
13 | 153385046 |
14 | ac173db1 |
15 | 6a8353e8 |
hex | 44440007 |
1145307143 has 2 divisors, whose sum is σ = 1145307144. Its totient is φ = 1145307142.
The previous prime is 1145307133. The next prime is 1145307173. The reversal of 1145307143 is 3417035411.
It is a weak prime.
It is a cyclic number.
It is not a de Polignac number, because 1145307143 - 24 = 1145307127 is a prime.
It is a congruent number.
It is not a weakly prime, because it can be changed into another prime (1145307133) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (7) of ones.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 572653571 + 572653572.
It is an arithmetic number, because the mean of its divisors is an integer number (572653572).
Almost surely, 21145307143 is an apocalyptic number.
1145307143 is a deficient number, since it is larger than the sum of its proper divisors (1).
1145307143 is an equidigital number, since it uses as much as digits as its factorization.
1145307143 is an odious number, because the sum of its binary digits is odd.
The product of its (nonzero) digits is 5040, while the sum is 29.
The square root of 1145307143 is about 33842.3867804858. The cubic root of 1145307143 is about 1046.2624922059.
The spelling of 1145307143 in words is "one billion, one hundred forty-five million, three hundred seven thousand, one hundred forty-three".
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