Base | Representation |
---|---|
bin | 111010111111111101… |
… | …0100101010010010001 |
3 | 110010000221121201112011 |
4 | 1311333322211102101 |
5 | 4033440212140324 |
6 | 134112155102521 |
7 | 12103514131432 |
oct | 1657772452221 |
9 | 403027551464 |
10 | 126700115089 |
11 | 49807a03819 |
12 | 2067b741a41 |
13 | bc42332a02 |
14 | 61bd11d489 |
15 | 34682d4c94 |
hex | 1d7fea5491 |
126700115089 has 2 divisors, whose sum is σ = 126700115090. Its totient is φ = 126700115088.
The previous prime is 126700115051. The next prime is 126700115117. The reversal of 126700115089 is 980511007621.
It is a happy number.
It is a strong prime.
It can be written as a sum of positive squares in only one way, i.e., 125741160000 + 958955089 = 354600^2 + 30967^2 .
It is an emirp because it is prime and its reverse (980511007621) is a distict prime.
It is a cyclic number.
It is a de Polignac number, because none of the positive numbers 2k-126700115089 is a prime.
It is not a weakly prime, because it can be changed into another prime (126700112089) by changing a digit.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 63350057544 + 63350057545.
It is an arithmetic number, because the mean of its divisors is an integer number (63350057545).
Almost surely, 2126700115089 is an apocalyptic number.
It is an amenable number.
126700115089 is a deficient number, since it is larger than the sum of its proper divisors (1).
126700115089 is an equidigital number, since it uses as much as digits as its factorization.
126700115089 is an evil number, because the sum of its binary digits is even.
The product of its (nonzero) digits is 30240, while the sum is 40.
The spelling of 126700115089 in words is "one hundred twenty-six billion, seven hundred million, one hundred fifteen thousand, eighty-nine".
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