Base | Representation |
---|---|
bin | 1001011011100100100… |
… | …1010110100111101101 |
3 | 120111012110021010220121 |
4 | 2112321021112213231 |
5 | 10123304111324421 |
6 | 202233031244541 |
7 | 14464002335230 |
oct | 2267111264755 |
9 | 514173233817 |
10 | 162020026861 |
11 | 62792099250 |
12 | 27498219751 |
13 | 123809066a4 |
14 | 7badd03417 |
15 | 4333ea8d41 |
hex | 25b92569ed |
162020026861 has 16 divisors (see below), whose sum is σ = 203589550080. Its totient is φ = 125255274480.
The previous prime is 162020026859. The next prime is 162020026871. The reversal of 162020026861 is 168620020261.
It is not a de Polignac number, because 162020026861 - 21 = 162020026859 is a prime.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (162020026871) by changing a digit.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 8274301 + ... + 8293858.
It is an arithmetic number, because the mean of its divisors is an integer number (12724346880).
Almost surely, 2162020026861 is an apocalyptic number.
162020026861 is a gapful number since it is divisible by the number (11) formed by its first and last digit.
It is an amenable number.
162020026861 is a deficient number, since it is larger than the sum of its proper divisors (41569523219).
162020026861 is a wasteful number, since it uses less digits than its factorization.
162020026861 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 16568304.
The product of its (nonzero) digits is 13824, while the sum is 34.
The spelling of 162020026861 in words is "one hundred sixty-two billion, twenty million, twenty-six thousand, eight hundred sixty-one".
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