Base | Representation |
---|---|
bin | 11101001010010111110… |
… | …10111001001111110001 |
3 | 10112210100011212100100021 |
4 | 32211023322321033301 |
5 | 112404044241010001 |
6 | 2044151333123441 |
7 | 132251343622663 |
oct | 16451372711761 |
9 | 3483304770307 |
10 | 1002001110001 |
11 | 356a45560511 |
12 | 142240189581 |
13 | 73646a411b8 |
14 | 366d6110533 |
15 | 1b0e7297ba1 |
hex | e94beb93f1 |
1002001110001 has 2 divisors, whose sum is σ = 1002001110002. Its totient is φ = 1002001110000.
The previous prime is 1002001109957. The next prime is 1002001110023. The reversal of 1002001110001 is 1000111002001.
It is a strong prime.
It can be written as a sum of positive squares in only one way, i.e., 976895024400 + 25106085601 = 988380^2 + 158449^2 .
It is a cyclic number.
It is not a de Polignac number, because 1002001110001 - 229 = 1001464239089 is a prime.
It is a super-2 number, since 2×10020011100012 (a number of 25 digits) contains 22 as substring.
It is not a weakly prime, because it can be changed into another prime (1002001110041) by changing a digit.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 501000555000 + 501000555001.
It is an arithmetic number, because the mean of its divisors is an integer number (501000555001).
Almost surely, 21002001110001 is an apocalyptic number.
It is an amenable number.
1002001110001 is a deficient number, since it is larger than the sum of its proper divisors (1).
1002001110001 is an equidigital number, since it uses as much as digits as its factorization.
1002001110001 is an evil number, because the sum of its binary digits is even.
The product of its (nonzero) digits is 2, while the sum is 7.
Adding to 1002001110001 its reverse (1000111002001), we get a palindrome (2002112112002).
The spelling of 1002001110001 in words is "one trillion, two billion, one million, one hundred ten thousand, one".
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