Base | Representation |
---|---|
bin | 1010011110100011011… |
… | …1110100101001100000 |
3 | 122012121112220020122100 |
4 | 2213220313310221200 |
5 | 10422120123404231 |
6 | 214405141410400 |
7 | 16001403625152 |
oct | 2475067645140 |
9 | 565545806570 |
10 | 180000606816 |
11 | 6a379717088 |
12 | 2aa75a09a00 |
13 | 13c87ac7804 |
14 | 89d7d16ad2 |
15 | 4a377c81e6 |
hex | 29e8df4a60 |
180000606816 has 72 divisors (see below), whose sum is σ = 511936667424. Its totient is φ = 59993176320.
The previous prime is 180000606811. The next prime is 180000606817. The reversal of 180000606816 is 618606000081.
180000606816 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.
It is a tau number, because it is divible by the number of its divisors (72).
It is a Harshad number since it is a multiple of its sum of digits (36).
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (180000606811) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (19) of ones.
It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 2811190 + ... + 2874506.
It is an arithmetic number, because the mean of its divisors is an integer number (7110231492).
Almost surely, 2180000606816 is an apocalyptic number.
180000606816 is a gapful number since it is divisible by the number (16) formed by its first and last digit.
It is an amenable number.
180000606816 is an abundant number, since it is smaller than the sum of its proper divisors (331936060608).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
180000606816 is a wasteful number, since it uses less digits than its factorization.
180000606816 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 73204 (or 73193 counting only the distinct ones).
The product of its (nonzero) digits is 13824, while the sum is 36.
Adding to 180000606816 its reverse (618606000081), we get a palindrome (798606606897).
The spelling of 180000606816 in words is "one hundred eighty billion, six hundred six thousand, eight hundred sixteen".
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