Base | Representation |
---|---|
bin | 100101101000000001… |
… | …1100010101110001010 |
3 | 21201120002110022221011 |
4 | 1023100003202232022 |
5 | 2310434300012111 |
6 | 101041412234134 |
7 | 5560204450522 |
oct | 1132003425612 |
9 | 251502408834 |
10 | 80800000906 |
11 | 312a3548659 |
12 | 137ab90b94a |
13 | 7808ab8231 |
14 | 3ca7104682 |
15 | 217d846021 |
hex | 12d00e2b8a |
80800000906 has 8 divisors (see below), whose sum is σ = 121212539460. Its totient is φ = 40395821088.
The previous prime is 80800000849. The next prime is 80800000991. The reversal of 80800000906 is 60900000808.
It can be written as a sum of positive squares in 2 ways, for example, as 72827118225 + 7972882681 = 269865^2 + 89291^2 .
It is a sphenic number, since it is the product of 3 distinct primes.
It is an unprimeable number.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2065461 + ... + 2104216.
Almost surely, 280800000906 is an apocalyptic number.
80800000906 is a deficient number, since it is larger than the sum of its proper divisors (40412538554).
80800000906 is a wasteful number, since it uses less digits than its factorization.
80800000906 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 4179368.
The product of its (nonzero) digits is 3456, while the sum is 31.
The spelling of 80800000906 in words is "eighty billion, eight hundred million, nine hundred six", and thus it is an aban number.
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