Base | Representation |
---|---|
bin | 10110011111111100… |
… | …11000001010101100 |
3 | 1011011211002102110211 |
4 | 23033332120022230 |
5 | 144214231421340 |
6 | 5314334312204 |
7 | 605222152465 |
oct | 131776301254 |
9 | 34154072424 |
10 | 12079170220 |
11 | 5139416407 |
12 | 2411358664 |
13 | 11a6694300 |
14 | 828349d6c |
15 | 4aa6ad5ea |
hex | 2cff982ac |
12079170220 has 72 divisors (see below), whose sum is σ = 28210263984. Its totient is φ = 4339415808.
The previous prime is 12079170203. The next prime is 12079170221. The reversal of 12079170220 is 2207197021.
It is a happy number.
It is not an unprimeable number, because it can be changed into a prime (12079170221) 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 23 ways as a sum of consecutive naturals, for example, 76767 + ... + 173353.
It is an arithmetic number, because the mean of its divisors is an integer number (391809222).
Almost surely, 212079170220 is an apocalyptic number.
12079170220 is a gapful number since it is divisible by the number (10) formed by its first and last digit.
It is an amenable number.
It is a practical number, because each smaller number is the sum of distinct divisors of 12079170220, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (14105131992).
12079170220 is an abundant number, since it is smaller than the sum of its proper divisors (16131093764).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
12079170220 is a wasteful number, since it uses less digits than its factorization.
12079170220 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 96659 (or 96644 counting only the distinct ones).
The product of its (nonzero) digits is 3528, while the sum is 31.
The spelling of 12079170220 in words is "twelve billion, seventy-nine million, one hundred seventy thousand, two hundred twenty".
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