Base | Representation |
---|---|
bin | 10111100000101001101… |
… | …10100001111101011001 |
3 | 2212020002020011022100100 |
4 | 23300110312201331121 |
5 | 101213340221101331 |
6 | 1415033324330013 |
7 | 112235062036200 |
oct | 13602466417531 |
9 | 2766066138310 |
10 | 807803690841 |
11 | 291651140174 |
12 | 1106839a3909 |
13 | 5b238928414 |
14 | 2b15292c237 |
15 | 1602d461ae6 |
hex | bc14da1f59 |
807803690841 has 81 divisors (see below), whose sum is σ = 1372173499359. Its totient is φ = 456608492928.
The previous prime is 807803690819. The next prime is 807803690891. The reversal of 807803690841 is 148096308708.
The square root of 807803690841 is 898779.
It is a perfect power (a square), and thus also a powerful number.
It can be written as a sum of positive squares in only one way, i.e., 217832225625 + 589971465216 = 466725^2 + 768096^2 .
It is not a de Polignac number, because 807803690841 - 25 = 807803690809 is a prime.
It is a super-3 number, since 3×8078036908413 (a number of 37 digits) contains 333 as substring.
It is not an unprimeable number, because it can be changed into a prime (807803690801) by changing a digit.
It is a polite number, since it can be written in 80 ways as a sum of consecutive naturals, for example, 2397043425 + ... + 2397043761.
Almost surely, 2807803690841 is an apocalyptic number.
807803690841 is the 898779-th square number.
807803690841 is the 449390-th centered octagonal number.
It is an amenable number.
807803690841 is a deficient number, since it is larger than the sum of its proper divisors (564369808518).
807803690841 is an equidigital number, since it uses as much as digits as its factorization.
807803690841 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 948 (or 474 counting only the distinct ones).
The product of its (nonzero) digits is 2322432, while the sum is 54.
The spelling of 807803690841 in words is "eight hundred seven billion, eight hundred three million, six hundred ninety thousand, eight hundred forty-one".
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