Base | Representation |
---|---|
bin | 11101101100011110100… |
… | …01101000011011101101 |
3 | 10121112121020011210111112 |
4 | 32312033101220123231 |
5 | 113204044104404401 |
6 | 2100420250001405 |
7 | 133500154341452 |
oct | 16661721503355 |
9 | 3545536153445 |
10 | 1020311013101 |
11 | 363790a70736 |
12 | 1458b0116265 |
13 | 752a4228ca3 |
14 | 37551b6b829 |
15 | 1b8199693bb |
hex | ed8f4686ed |
1020311013101 has 2 divisors, whose sum is σ = 1020311013102. Its totient is φ = 1020311013100.
The previous prime is 1020311013023. The next prime is 1020311013109. The reversal of 1020311013101 is 1013101130201.
It is a happy number.
It is a strong prime.
It can be written as a sum of positive squares in only one way, i.e., 694413889225 + 325897123876 = 833315^2 + 570874^2 .
It is a cyclic number.
It is a de Polignac number, because none of the positive numbers 2k-1020311013101 is a prime.
It is a congruent number.
It is not a weakly prime, because it can be changed into another prime (1020311013109) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (23) of ones.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 510155506550 + 510155506551.
It is an arithmetic number, because the mean of its divisors is an integer number (510155506551).
Almost surely, 21020311013101 is an apocalyptic number.
It is an amenable number.
1020311013101 is a deficient number, since it is larger than the sum of its proper divisors (1).
1020311013101 is an equidigital number, since it uses as much as digits as its factorization.
1020311013101 is an odious number, because the sum of its binary digits is odd.
The product of its (nonzero) digits is 18, while the sum is 14.
Adding to 1020311013101 its reverse (1013101130201), we get a palindrome (2033412143302).
The spelling of 1020311013101 in words is "one trillion, twenty billion, three hundred eleven million, thirteen thousand, one hundred one".
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