221888 is an even 6-digits composite number following 221887
and preceding 221889 . In scientific notation, it is written as 2.21888 × 10^5.
The sum of its digits is 29. It has a total of 7 prime factors and 14 positive divisors.
There are 110912 positive integers (up to 221888) that are relatively prime to 221888.
221888 has 14 divisors, whose sum is 440436
The reverse of 221888 is 888122
Previous prime number is 2
Is Prime? no
Number parity even
Number length 6
Sum of Digits 29
Digital Root 2
Name
two hundred twenty-one thousand eight hundred eighty-eight
Scientific notation
2.21888 × 10^5
Engineering notation
2.21888 × 10^3
Prime Factorization
2 × 2 × 2 × 2 × 2 × 2 × 3467
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
7
Total number of prime factors
rad
Radical
6934
Product of the distinct prime numbers
The prime factorization of 221888 is 2 × 2 × 2 × 2 × 2 × 2 × 3467.
Since it has a total of 7 prime factors.
6 , 2 , 91 , 22 , 467 , 530 , 2032 , 9333 , 30508 , 34259 , 612815 , 353165 , 4727246 , 3826289 , 48164465 , 52475792 , 949106564 , 544910233 , 5148159711 , 2676672148
n×2
443776
n×3
665664
n×4
887552
n×5
1109440
n÷2
110944
n÷3
73962.666666667
n÷3
55472
n÷5
44377.6
n2
49234284544
n3
10924496928899072
n4
2.4240147745596E+21
n5
5.3785979029747E+26
2 √n
471.0498912005
3 √n
60.540305087336
4 √n
21.703683816359
5 √n
11.72807577092
1 , 2 , 4 , 8 , 16 , 32 , 64 , 3467 , 6934 , 13868 , 27736 , 55472 , 110944 , 221888
14 divisors
τ
Total Divisors
14
Total number of the positive divisors of n
σ
Sum of Divisors
1
Sum of all the positive divisors of n
s
Aliquot Sum
-221887
Sum of the proper positive divisors of n
A
Arithmetic Mean
0.071428571428571
Returns the sum of divisors (σ(n )) divided by the total number of divisors (τ(n ))
G
Geometric Mean
1
Returns the nth root of the product of n divisors
H
Harmonic Mean
14
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 221888 can be divided by 14 positive divisors.
The sum of these divisors (counting 221888) is 1, the average is 0.071428571428571.
Base
System
Value
2
Binary
110110001011000000
3
Ternary
102021101002
4
Quaternary
312023000
5
Quinary
24100023
6
Senary
4431132
8
Octal
661300
10
Decimal
221888
12
Duodecimal
a84a8
16
Hexadecimal
362c0
20
Vigesimal
17ee8
36
Base36
4r7k
md5
abdd56615bf5e5bab824b5fdbac071a4
sha1
9fd1f226ef9c3668ad400d037df93390409ae159
sha256
65526f7b49cde10bfc6e490664af78da13061cb5d37c2ab7edc8d04d253fc2ce
sha512
a5f2c5909e6b1f88b7658fa0c072b439dc7ed3f7742759bede658cf5c7de594e5329153e9835db455a4521b26adf28892b62cb7e163a8c7dc524c61fa6841b98
ripemd-160
1111d7055f5698cc257eed7527bbd8e0d63b4746
Diameter
443776
Circumference
1394163.4214395
Area
154674066628.18
Volume
4.5760425727991E+16
Surface area
618696266512.72
Circumference
1394163.4214395
Perimeter
887552
Area
49234284544
Diagonal
313797.01892784
Surface area
295405707264
Volume
10924496928899072
Space diagonal
384321.28958984
Perimeter
665664
Area
21319070576.128
Altitude
192160.64479492
Surface area
21319070576.128
Volume
1.2874643099127E+15
Height
104599.00630928