Base | Representation |
---|---|
bin | 111000100000010010… |
… | …0111111010001100111 |
3 | 102121012120100211002221 |
4 | 1301000210333101213 |
5 | 3442002141204341 |
6 | 131424411213211 |
7 | 11523660265042 |
oct | 1610044772147 |
9 | 377176324087 |
10 | 121342522471 |
11 | 47508766125 |
12 | 1b625447207 |
13 | b59a390071 |
14 | 5c31775c59 |
15 | 3252c94ed1 |
hex | 1c4093f467 |
121342522471 has 2 divisors, whose sum is σ = 121342522472. Its totient is φ = 121342522470.
The previous prime is 121342522451. The next prime is 121342522579. The reversal of 121342522471 is 174225243121.
It is a weak prime.
It is a cyclic number.
It is not a de Polignac number, because 121342522471 - 29 = 121342521959 is a prime.
It is a super-3 number, since 3×1213425224713 (a number of 34 digits) contains 333 as substring.
It is a congruent number.
It is not a weakly prime, because it can be changed into another prime (121342522451) by changing a digit.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 60671261235 + 60671261236.
It is an arithmetic number, because the mean of its divisors is an integer number (60671261236).
Almost surely, 2121342522471 is an apocalyptic number.
121342522471 is a deficient number, since it is larger than the sum of its proper divisors (1).
121342522471 is an equidigital number, since it uses as much as digits as its factorization.
121342522471 is an evil number, because the sum of its binary digits is even.
The product of its digits is 26880, while the sum is 34.
Adding to 121342522471 its reverse (174225243121), we get a palindrome (295567765592).
The spelling of 121342522471 in words is "one hundred twenty-one billion, three hundred forty-two million, five hundred twenty-two thousand, four hundred seventy-one".
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