Base | Representation |
---|---|
bin | 1001100011001… |
… | …10000111001110 |
3 | 12120202000022011 |
4 | 10301212013032 |
5 | 131002010110 |
6 | 11541011434 |
7 | 1661631640 |
oct | 461460716 |
9 | 176660264 |
10 | 80110030 |
11 | 41246940 |
12 | 229b3b7a |
13 | 1379b4b0 |
14 | a8d4890 |
15 | 707648a |
hex | 4c661ce |
80110030 has 128 divisors (see below), whose sum is σ = 198567936. Its totient is φ = 22464000.
The previous prime is 80110027. The next prime is 80110031. The reversal of 80110030 is 3001108.
It is a Harshad number since it is a multiple of its sum of digits (13).
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (80110031) 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 63 ways as a sum of consecutive naturals, for example, 530455 + ... + 530605.
It is an arithmetic number, because the mean of its divisors is an integer number (1551312).
Almost surely, 280110030 is an apocalyptic number.
80110030 is an abundant number, since it is smaller than the sum of its proper divisors (118457906).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
80110030 is a wasteful number, since it uses less digits than its factorization.
80110030 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 242.
The product of its (nonzero) digits is 24, while the sum is 13.
The square root of 80110030 is about 8950.4206605053. The cubic root of 80110030 is about 431.0843912174.
Adding to 80110030 its reverse (3001108), we get a palindrome (83111138).
The spelling of 80110030 in words is "eighty million, one hundred ten thousand, thirty".
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