Base | Representation |
---|---|
bin | 100101101000000010… |
… | …0011110100010010000 |
3 | 21201120002220210000011 |
4 | 1023100010132202100 |
5 | 2310434330332104 |
6 | 101041421404304 |
7 | 5560206521020 |
oct | 1132004364220 |
9 | 251502823004 |
10 | 80800245904 |
11 | 312a36a5734 |
12 | 137aba09694 |
13 | 7808b728c1 |
14 | 3ca7169a80 |
15 | 217d893904 |
hex | 12d011e890 |
80800245904 has 40 divisors (see below), whose sum is σ = 185084314560. Its totient is φ = 33434583168.
The previous prime is 80800245893. The next prime is 80800245907. The reversal of 80800245904 is 40954200808.
It is not an unprimeable number, because it can be changed into a prime (80800245907) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (13) of ones.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 12435214 + ... + 12441709.
It is an arithmetic number, because the mean of its divisors is an integer number (4627107864).
Almost surely, 280800245904 is an apocalyptic number.
It is an amenable number.
80800245904 is an abundant number, since it is smaller than the sum of its proper divisors (104284068656).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
80800245904 is a wasteful number, since it uses less digits than its factorization.
80800245904 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 24876967 (or 24876961 counting only the distinct ones).
The product of its (nonzero) digits is 92160, while the sum is 40.
The spelling of 80800245904 in words is "eighty billion, eight hundred million, two hundred forty-five thousand, nine hundred four".
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