Base | Representation |
---|---|
bin | 11100010000111110101011… |
… | …001110011101000011011001 |
3 | 121022011010021202122110212111 |
4 | 130100332223032131003121 |
5 | 112243212200423003311 |
6 | 1120220110115512321 |
7 | 35120153000133103 |
oct | 3420765316350331 |
9 | 538133252573774 |
10 | 124312111141081 |
11 | 36678519a24686 |
12 | 11b3862a5b86a1 |
13 | 5449774230376 |
14 | 229aa49bc0573 |
15 | e5899b195d21 |
hex | 710fab39d0d9 |
124312111141081 has 2 divisors, whose sum is σ = 124312111141082. Its totient is φ = 124312111141080.
The previous prime is 124312111141061. The next prime is 124312111141139. The reversal of 124312111141081 is 180141111213421.
It is a weak prime.
It can be written as a sum of positive squares in only one way, i.e., 71860970097225 + 52451141043856 = 8477085^2 + 7242316^2 .
It is a cyclic number.
It is not a de Polignac number, because 124312111141081 - 215 = 124312111108313 is a prime.
It is a super-2 number, since 2×1243121111410812 (a number of 29 digits) contains 22 as substring.
It is not a weakly prime, because it can be changed into another prime (124312111141061) by changing a digit.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 62156055570540 + 62156055570541.
It is an arithmetic number, because the mean of its divisors is an integer number (62156055570541).
Almost surely, 2124312111141081 is an apocalyptic number.
It is an amenable number.
124312111141081 is a deficient number, since it is larger than the sum of its proper divisors (1).
124312111141081 is an equidigital number, since it uses as much as digits as its factorization.
124312111141081 is an odious number, because the sum of its binary digits is odd.
The product of its (nonzero) digits is 1536, while the sum is 31.
The spelling of 124312111141081 in words is "one hundred twenty-four trillion, three hundred twelve billion, one hundred eleven million, one hundred forty-one thousand, eighty-one".
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