Base | Representation |
---|---|
bin | 110000011100000010… |
… | …1100111011011100111 |
3 | 100221111100101020120101 |
4 | 1200320011213123213 |
5 | 3201013133231211 |
6 | 115441454044531 |
7 | 10341501131353 |
oct | 1407005473347 |
9 | 327440336511 |
10 | 104020211431 |
11 | 40129774494 |
12 | 181b01a9747 |
13 | 9a69689886 |
14 | 506ad56463 |
15 | 2a8c1535c1 |
hex | 18381676e7 |
104020211431 has 2 divisors, whose sum is σ = 104020211432. Its totient is φ = 104020211430.
The previous prime is 104020211413. The next prime is 104020211497. The reversal of 104020211431 is 134112020401.
Together with previous prime (104020211413) it forms an Ormiston pair, because they use the same digits, order apart.
It is a weak prime.
It is a cyclic number.
It is not a de Polignac number, because 104020211431 - 213 = 104020203239 is a prime.
It is a super-2 number, since 2×1040202114312 (a number of 23 digits) contains 22 as substring.
It is a junction number, because it is equal to n+sod(n) for n = 104020211399 and 104020211408.
It is a congruent number.
It is not a weakly prime, because it can be changed into another prime (104020211131) 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, 52010105715 + 52010105716.
It is an arithmetic number, because the mean of its divisors is an integer number (52010105716).
Almost surely, 2104020211431 is an apocalyptic number.
104020211431 is a deficient number, since it is larger than the sum of its proper divisors (1).
104020211431 is an equidigital number, since it uses as much as digits as its factorization.
104020211431 is an odious number, because the sum of its binary digits is odd.
The product of its (nonzero) digits is 192, while the sum is 19.
Adding to 104020211431 its reverse (134112020401), we get a palindrome (238132231832).
The spelling of 104020211431 in words is "one hundred four billion, twenty million, two hundred eleven thousand, four hundred thirty-one".
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