Base | Representation |
---|---|
bin | 111100101011010… |
… | …111011010000101 |
3 | 2121221112210212211 |
4 | 330223113122011 |
5 | 4041102013104 |
6 | 245003143421 |
7 | 34140603013 |
oct | 7453273205 |
9 | 2557483784 |
10 | 1018001029 |
11 | 4826a9271 |
12 | 244b14b71 |
13 | 132ba0796 |
14 | 992b58b3 |
15 | 5e589e04 |
hex | 3cad7685 |
1018001029 has 2 divisors, whose sum is σ = 1018001030. Its totient is φ = 1018001028.
The previous prime is 1018001011. The next prime is 1018001071. The reversal of 1018001029 is 9201008101.
It is a weak prime.
It can be written as a sum of positive squares in only one way, i.e., 816644929 + 201356100 = 28577^2 + 14190^2 .
It is a cyclic number.
It is not a de Polignac number, because 1018001029 - 225 = 984446597 is a prime.
It is a congruent number.
It is not a weakly prime, because it can be changed into another prime (1018001329) 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, 509000514 + 509000515.
It is an arithmetic number, because the mean of its divisors is an integer number (509000515).
Almost surely, 21018001029 is an apocalyptic number.
It is an amenable number.
1018001029 is a deficient number, since it is larger than the sum of its proper divisors (1).
1018001029 is an equidigital number, since it uses as much as digits as its factorization.
1018001029 is an odious number, because the sum of its binary digits is odd.
The product of its (nonzero) digits is 144, while the sum is 22.
The square root of 1018001029 is about 31906.1283925205. The cubic root of 1018001029 is about 1005.9646946809.
The spelling of 1018001029 in words is "one billion, eighteen million, one thousand, twenty-nine".
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