Base | Representation |
---|---|
bin | 11000100011010101011010… |
… | …111001101111010010011101 |
3 | 112011022220121022100111102112 |
4 | 120203111122321233102131 |
5 | 103123131144223432302 |
6 | 1021353531243203405 |
7 | 31513251136542155 |
oct | 3043253271572235 |
9 | 464286538314375 |
10 | 107981297874077 |
11 | 3145167a6463a1 |
12 | 1013b5ba216565 |
13 | 48337922048b4 |
14 | 1c944736d5765 |
15 | c73c948d9552 |
hex | 62355ae6f49d |
107981297874077 has 2 divisors, whose sum is σ = 107981297874078. Its totient is φ = 107981297874076.
The previous prime is 107981297874013. The next prime is 107981297874139. The reversal of 107981297874077 is 770478792189701.
It is a strong prime.
It can be written as a sum of positive squares in only one way, i.e., 64314721965316 + 43666575908761 = 8019646^2 + 6608069^2 .
It is a cyclic number.
It is not a de Polignac number, because 107981297874077 - 26 = 107981297874013 is a prime.
It is a junction number, because it is equal to n+sod(n) for n = 107981297873989 and 107981297874007.
It is a congruent number.
It is not a weakly prime, because it can be changed into another prime (107981207874077) by changing a digit.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 53990648937038 + 53990648937039.
It is an arithmetic number, because the mean of its divisors is an integer number (53990648937039).
Almost surely, 2107981297874077 is an apocalyptic number.
It is an amenable number.
107981297874077 is a deficient number, since it is larger than the sum of its proper divisors (1).
107981297874077 is an equidigital number, since it uses as much as digits as its factorization.
107981297874077 is an evil number, because the sum of its binary digits is even.
The product of its (nonzero) digits is 697019904, while the sum is 77.
The spelling of 107981297874077 in words is "one hundred seven trillion, nine hundred eighty-one billion, two hundred ninety-seven million, eight hundred seventy-four thousand, seventy-seven".
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