Base | Representation |
---|---|
bin | 1101100011011110110000… |
… | …01011010110001000101000 |
3 | 10220112110112121101201021100 |
4 | 12301233120023112020220 |
5 | 12401322004124413343 |
6 | 143220512352441400 |
7 | 6164304333353004 |
oct | 661573013261050 |
9 | 126473477351240 |
10 | 29806404919848 |
11 | 9551909586a47 |
12 | 3414820849260 |
13 | 138296906089b |
14 | 7508cdb9d704 |
15 | 36a4edcc39d3 |
hex | 1b1bd82d6228 |
29806404919848 has 48 divisors (see below), whose sum is σ = 80726070297600. Its totient is φ = 9935420268960.
The previous prime is 29806404919843. The next prime is 29806404919849. The reversal of 29806404919848 is 84891940460892.
29806404919848 is a `hidden beast` number, since 2 + 9 + 8 + 0 + 6 + 4 + 0 + 491 + 98 + 48 = 666.
It is a Harshad number since it is a multiple of its sum of digits (72).
It is not an unprimeable number, because it can be changed into a prime (29806404919843) by changing a digit.
It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 15981543 + ... + 17748873.
It is an arithmetic number, because the mean of its divisors is an integer number (1681793131200).
Almost surely, 229806404919848 is an apocalyptic number.
It is an amenable number.
29806404919848 is an abundant number, since it is smaller than the sum of its proper divisors (50919665377752).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
29806404919848 is a wasteful number, since it uses less digits than its factorization.
29806404919848 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 2001582 (or 2001575 counting only the distinct ones).
The product of its (nonzero) digits is 286654464, while the sum is 72.
The spelling of 29806404919848 in words is "twenty-nine trillion, eight hundred six billion, four hundred four million, nine hundred nineteen thousand, eight hundred forty-eight".
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