Base | Representation |
---|---|
bin | 10001100000011001000… |
… | …010111000111111110111 |
3 | 11021000011220111100001021 |
4 | 101200121002320333313 |
5 | 124202231310443111 |
6 | 2320353341242011 |
7 | 152625510021115 |
oct | 21403102707767 |
9 | 4230156440037 |
10 | 1203011031031 |
11 | 424215401297 |
12 | 175199b63307 |
13 | 8959c362184 |
14 | 423243a2ab5 |
15 | 2145e20cd71 |
hex | 118190b8ff7 |
1203011031031 has 2 divisors, whose sum is σ = 1203011031032. Its totient is φ = 1203011031030.
The previous prime is 1203011031023. The next prime is 1203011031067. The reversal of 1203011031031 is 1301301103021.
It is a weak prime.
It is a cyclic number.
It is not a de Polignac number, because 1203011031031 - 23 = 1203011031023 is a prime.
It is a super-2 number, since 2×12030110310312 (a number of 25 digits) contains 22 as substring.
It is a junction number, because it is equal to n+sod(n) for n = 1203011030996 and 1203011031014.
It is a congruent number.
It is not a weakly prime, because it can be changed into another prime (1203011031071) by changing a digit.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 601505515515 + 601505515516.
It is an arithmetic number, because the mean of its divisors is an integer number (601505515516).
Almost surely, 21203011031031 is an apocalyptic number.
1203011031031 is a deficient number, since it is larger than the sum of its proper divisors (1).
1203011031031 is an equidigital number, since it uses as much as digits as its factorization.
1203011031031 is an odious number, because the sum of its binary digits is odd.
The product of its (nonzero) digits is 54, while the sum is 16.
Adding to 1203011031031 its reverse (1301301103021), we get a palindrome (2504312134052).
The spelling of 1203011031031 in words is "one trillion, two hundred three billion, eleven million, thirty-one thousand, thirty-one".
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