Base | Representation |
---|---|
bin | 10011010111110010… |
… | …10001101001010111 |
3 | 222211210122101111101 |
4 | 21223321101221113 |
5 | 132244412024231 |
6 | 4435554250531 |
7 | 515503325611 |
oct | 115371215127 |
9 | 28753571441 |
10 | 10400111191 |
11 | 4457656518 |
12 | 2022b86a47 |
13 | c9986a562 |
14 | 709355db1 |
15 | 40d094661 |
hex | 26be51a57 |
10400111191 has 2 divisors, whose sum is σ = 10400111192. Its totient is φ = 10400111190.
The previous prime is 10400111179. The next prime is 10400111231. The reversal of 10400111191 is 19111100401.
It is a happy number.
It is a weak prime.
It is a cyclic number.
It is not a de Polignac number, because 10400111191 - 217 = 10399980119 is a prime.
It is a congruent number.
It is not a weakly prime, because it can be changed into another prime (10400115191) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (19) of ones.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5200055595 + 5200055596.
It is an arithmetic number, because the mean of its divisors is an integer number (5200055596).
Almost surely, 210400111191 is an apocalyptic number.
10400111191 is a deficient number, since it is larger than the sum of its proper divisors (1).
10400111191 is an equidigital number, since it uses as much as digits as its factorization.
10400111191 is an odious number, because the sum of its binary digits is odd.
The product of its (nonzero) digits is 36, while the sum is 19.
Adding to 10400111191 its reverse (19111100401), we get a palindrome (29511211592).
The spelling of 10400111191 in words is "ten billion, four hundred million, one hundred eleven thousand, one hundred ninety-one".
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