Base | Representation |
---|---|
bin | 1001010010011001000000… |
… | …0111100111101111011001 |
3 | 1100011012210211121212122012 |
4 | 2110212100013213233121 |
5 | 2314301231111220411 |
6 | 33415042414435305 |
7 | 2102521566610235 |
oct | 224462007475731 |
9 | 40135724555565 |
10 | 10211555179481 |
11 | 3287772758627 |
12 | 118b099202b35 |
13 | 590c3a406bb6 |
14 | 274355b1b5c5 |
15 | 12a95ca6e18b |
hex | 949901e7bd9 |
10211555179481 has 2 divisors, whose sum is σ = 10211555179482. Its totient is φ = 10211555179480.
The previous prime is 10211555179417. The next prime is 10211555179541. The reversal of 10211555179481 is 18497155511201.
10211555179481 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.
It is a strong prime.
It can be written as a sum of positive squares in only one way, i.e., 10152380238400 + 59174941081 = 3186280^2 + 243259^2 .
It is a cyclic number.
It is not a de Polignac number, because 10211555179481 - 26 = 10211555179417 is a prime.
It is a super-2 number, since 2×102115551794812 (a number of 27 digits) contains 22 as substring.
It is not a weakly prime, because it can be changed into another prime (10211555179681) by changing a digit.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5105777589740 + 5105777589741.
It is an arithmetic number, because the mean of its divisors is an integer number (5105777589741).
Almost surely, 210211555179481 is an apocalyptic number.
It is an amenable number.
10211555179481 is a deficient number, since it is larger than the sum of its proper divisors (1).
10211555179481 is an equidigital number, since it uses as much as digits as its factorization.
10211555179481 is an evil number, because the sum of its binary digits is even.
The product of its (nonzero) digits is 504000, while the sum is 50.
The spelling of 10211555179481 in words is "ten trillion, two hundred eleven billion, five hundred fifty-five million, one hundred seventy-nine thousand, four hundred eighty-one".
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