Base | Representation |
---|---|
bin | 1100010011010… |
… | …11110000010011 |
3 | 21012012012021022 |
4 | 12021223300103 |
5 | 202404424221 |
6 | 14123550055 |
7 | 2362125626 |
oct | 611536023 |
9 | 235165238 |
10 | 103201811 |
11 | 53289059 |
12 | 2a68b32b |
13 | 184c4c7b |
14 | d9c5dbd |
15 | 90d84ab |
hex | 626bc13 |
103201811 has 2 divisors, whose sum is σ = 103201812. Its totient is φ = 103201810.
The previous prime is 103201793. The next prime is 103201829. The reversal of 103201811 is 118102301.
It is a balanced prime because it is at equal distance from previous prime (103201793) and next prime (103201829).
It is an emirp because it is prime and its reverse (118102301) is a distict prime.
It is a cyclic number.
It is not a de Polignac number, because 103201811 - 218 = 102939667 is a prime.
It is a super-2 number, since 2×1032018112 = 21301227587359442, which contains 22 as substring.
It is a Sophie Germain prime.
It is a self number, because there is not a number n which added to its sum of digits gives 103201811.
It is not a weakly prime, because it can be changed into another prime (103201831) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (13) of ones.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 51600905 + 51600906.
It is an arithmetic number, because the mean of its divisors is an integer number (51600906).
Almost surely, 2103201811 is an apocalyptic number.
103201811 is a deficient number, since it is larger than the sum of its proper divisors (1).
103201811 is an equidigital number, since it uses as much as digits as its factorization.
103201811 is an odious number, because the sum of its binary digits is odd.
The product of its (nonzero) digits is 48, while the sum is 17.
The square root of 103201811 is about 10158.8292140384. The cubic root of 103201811 is about 469.0607635063.
The spelling of 103201811 in words is "one hundred three million, two hundred one thousand, eight hundred eleven".
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