Base | Representation |
---|---|
bin | 1001000110101101111011… |
… | …0000101101100100101001 |
3 | 1022110001011120120122210001 |
4 | 2101223132300231210221 |
5 | 2303010022321024314 |
6 | 33142554531223001 |
7 | 2052162121265323 |
oct | 221533660554451 |
9 | 38401146518701 |
10 | 10011011111209 |
11 | 320a711870929 |
12 | 115824b447a61 |
13 | 57805a473444 |
14 | 26876d692613 |
15 | 125621979674 |
hex | 91adec2d929 |
10011011111209 has 2 divisors, whose sum is σ = 10011011111210. Its totient is φ = 10011011111208.
The previous prime is 10011011111173. The next prime is 10011011111221. The reversal of 10011011111209 is 90211111011001.
10011011111209 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.
It is a strong prime.
It can be written as a sum of positive squares in only one way, i.e., 9307551485584 + 703459625625 = 3050828^2 + 838725^2 .
It is a cyclic number.
It is not a de Polignac number, because 10011011111209 - 27 = 10011011111081 is a prime.
It is not a weakly prime, because it can be changed into another prime (10011011111239) by changing a digit.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5005505555604 + 5005505555605.
It is an arithmetic number, because the mean of its divisors is an integer number (5005505555605).
Almost surely, 210011011111209 is an apocalyptic number.
It is an amenable number.
10011011111209 is a deficient number, since it is larger than the sum of its proper divisors (1).
10011011111209 is an equidigital number, since it uses as much as digits as its factorization.
10011011111209 is an evil number, because the sum of its binary digits is even.
The product of its (nonzero) digits is 18, while the sum is 19.
The spelling of 10011011111209 in words is "ten trillion, eleven billion, eleven million, one hundred eleven thousand, two hundred nine".
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