Base | Representation |
---|---|
bin | 100000101100101000… |
… | …0111111000100100001 |
3 | 20201020112212100021122 |
4 | 1001121100333010201 |
5 | 2122301034222401 |
6 | 52131324102025 |
7 | 5034021341633 |
oct | 1013120770441 |
9 | 221215770248 |
10 | 70217101601 |
11 | 278627a5789 |
12 | 11737694915 |
13 | 681040ba3a |
14 | 35817aaa53 |
15 | 1c5e6e721b |
hex | 105943f121 |
70217101601 has 2 divisors, whose sum is σ = 70217101602. Its totient is φ = 70217101600.
The previous prime is 70217101589. The next prime is 70217101607. The reversal of 70217101601 is 10610171207.
It is a strong prime.
It can be written as a sum of positive squares in only one way, i.e., 59097610000 + 11119491601 = 243100^2 + 105449^2 .
It is an emirp because it is prime and its reverse (10610171207) is a distict prime.
It is a cyclic number.
It is a de Polignac number, because none of the positive numbers 2k-70217101601 is a prime.
It is not a weakly prime, because it can be changed into another prime (70217101607) by changing a digit.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 35108550800 + 35108550801.
It is an arithmetic number, because the mean of its divisors is an integer number (35108550801).
Almost surely, 270217101601 is an apocalyptic number.
It is an amenable number.
70217101601 is a deficient number, since it is larger than the sum of its proper divisors (1).
70217101601 is an equidigital number, since it uses as much as digits as its factorization.
70217101601 is an odious number, because the sum of its binary digits is odd.
The product of its (nonzero) digits is 588, while the sum is 26.
Adding to 70217101601 its reverse (10610171207), we get a palindrome (80827272808).
The spelling of 70217101601 in words is "seventy billion, two hundred seventeen million, one hundred one thousand, six hundred one".
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