Base | Representation |
---|---|
bin | 110000000100001110… |
… | …0111100101000011010 |
3 | 100212102122120011200120 |
4 | 1200020130330220122 |
5 | 3142344040134320 |
6 | 115230304414110 |
7 | 10312625126616 |
oct | 1401034745032 |
9 | 325378504616 |
10 | 103221021210 |
11 | 3a859636aaa |
12 | 18008617336 |
13 | 996cc2b458 |
14 | 4dd2b5c346 |
15 | 2a41ddb440 |
hex | 180873ca1a |
103221021210 has 32 divisors (see below), whose sum is σ = 254425871232. Its totient is φ = 26781670080.
The previous prime is 103221021097. The next prime is 103221021217. The reversal of 103221021210 is 12120122301.
103221021210 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.
It is a Harshad number since it is a multiple of its sum of digits (15).
It is a Curzon number.
It is a self number, because there is not a number n which added to its sum of digits gives 103221021210.
It is not an unprimeable number, because it can be changed into a prime (103221021217) by changing a digit.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 46494846 + ... + 46497065.
It is an arithmetic number, because the mean of its divisors is an integer number (7950808476).
Almost surely, 2103221021210 is an apocalyptic number.
103221021210 is a gapful number since it is divisible by the number (10) formed by its first and last digit.
103221021210 is an abundant number, since it is smaller than the sum of its proper divisors (151204850022).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
103221021210 is a wasteful number, since it uses less digits than its factorization.
103221021210 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 92991958.
The product of its (nonzero) digits is 48, while the sum is 15.
Adding to 103221021210 its reverse (12120122301), we get a palindrome (115341143511).
The spelling of 103221021210 in words is "one hundred three billion, two hundred twenty-one million, twenty-one thousand, two hundred ten".
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