Base | Representation |
---|---|
bin | 1010100001111… |
… | …1101111101100 |
3 | 10002010002011002 |
4 | 2220133233230 |
5 | 42301421340 |
6 | 4214415432 |
7 | 1044304103 |
oct | 250375754 |
9 | 102102132 |
10 | 44170220 |
11 | 22a29816 |
12 | 12961578 |
13 | 91c6a33 |
14 | 5c1b03a |
15 | 3d27715 |
hex | 2a1fbec |
44170220 has 24 divisors (see below), whose sum is σ = 93007824. Its totient is φ = 17620416.
The previous prime is 44170171. The next prime is 44170237. The reversal of 44170220 is 2207144.
It is a Harshad number since it is a multiple of its sum of digits (20).
It is a junction number, because it is equal to n+sod(n) for n = 44170192 and 44170201.
It is an unprimeable number.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 5159 + ... + 10721.
It is an arithmetic number, because the mean of its divisors is an integer number (3875326).
Almost surely, 244170220 is an apocalyptic number.
It is an amenable number.
44170220 is an abundant number, since it is smaller than the sum of its proper divisors (48837604).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
44170220 is a wasteful number, since it uses less digits than its factorization.
44170220 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 5969 (or 5967 counting only the distinct ones).
The product of its (nonzero) digits is 448, while the sum is 20.
The square root of 44170220 is about 6646.0680104856. The cubic root of 44170220 is about 353.4895021847.
Adding to 44170220 its reverse (2207144), we get a palindrome (46377364).
The spelling of 44170220 in words is "forty-four million, one hundred seventy thousand, two hundred twenty".
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