Base | Representation |
---|---|
bin | 1110010010010001110010… |
… | …11010011000110010100101 |
3 | 11010020011221100022101210102 |
4 | 13021020321122120302211 |
5 | 13104143044112142131 |
6 | 150451315514233445 |
7 | 6421416656251451 |
oct | 711107132306245 |
9 | 133204840271712 |
10 | 31414354021541 |
11 | a011830969167 |
12 | 363438b725885 |
13 | 146b48cab879a |
14 | 7a866a0a5661 |
15 | 39725d19c1cb |
hex | 1c9239698ca5 |
31414354021541 has 2 divisors, whose sum is σ = 31414354021542. Its totient is φ = 31414354021540.
The previous prime is 31414354021537. The next prime is 31414354021553. The reversal of 31414354021541 is 14512045341413.
It is a weak prime.
It can be written as a sum of positive squares in only one way, i.e., 26987765250625 + 4426588770916 = 5194975^2 + 2103946^2 .
It is a cyclic number.
It is not a de Polignac number, because 31414354021541 - 22 = 31414354021537 is a prime.
It is a junction number, because it is equal to n+sod(n) for n = 31414354021495 and 31414354021504.
It is a congruent number.
It is not a weakly prime, because it can be changed into another prime (31414354021571) by changing a digit.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 15707177010770 + 15707177010771.
It is an arithmetic number, because the mean of its divisors is an integer number (15707177010771).
Almost surely, 231414354021541 is an apocalyptic number.
It is an amenable number.
31414354021541 is a deficient number, since it is larger than the sum of its proper divisors (1).
31414354021541 is an equidigital number, since it uses as much as digits as its factorization.
31414354021541 is an odious number, because the sum of its binary digits is odd.
The product of its (nonzero) digits is 115200, while the sum is 38.
Adding to 31414354021541 its reverse (14512045341413), we get a palindrome (45926399362954).
The spelling of 31414354021541 in words is "thirty-one trillion, four hundred fourteen billion, three hundred fifty-four million, twenty-one thousand, five hundred forty-one".
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