221539237 is an odd 9-digits composite number following 221539236
and preceding 221539238 . In scientific notation, it is written as 2.21539237 × 10^8.
The sum of its digits is 34. It has a total of 3 prime factors and 8 positive divisors.
There are 214228800 positive integers (up to 221539237) that are relatively prime to 221539237.
221539237 has 8 divisors, whose sum is 228860672
The reverse of 221539237 is 732935122
Previous prime number is 2161
Is Prime? no
Number parity odd
Number length 9
Sum of Digits 34
Digital Root 7
Name
two hundred twenty-one million five hundred thirty-nine thousand two hundred thirty-seven
Scientific notation
2.21539237 × 10^8
Engineering notation
2.21539237 × 10^6
Prime Factorization
31 × 2161 × 3307
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
221539237
Product of the distinct prime numbers
The prime factorization of 221539237 is 31 × 2161 × 3307.
Since it has a total of 3 prime factors.
8 , 3 , 92 , 53 , 360 , 535 , 8199 , 3730 , 92430 , 49154 , 604106 , 732931 , 5211364 , 4378006 , 78987029 , 83399739 , 654752887 , 353039856 , 6893198001 , 9718803978
n×2
443078474
n×3
664617711
n×4
886156948
n×5
1107696185
n÷2
110769618.5
n÷3
73846412.333333
n÷3
55384809.25
n÷5
44307847.4
n2
49079633530542169
n3
1.0873064564596E+25
n4
2.4088104274923E+33
n5
5.3364602418429E+41
2 √n
14884.194200561
3 √n
605.08569421116
4 √n
122.00079590134
5 √n
46.675623832673
8 divisors
τ
Total Divisors
8
Total number of the positive divisors of n
σ
Sum of Divisors
1
Sum of all the positive divisors of n
s
Aliquot Sum
-221539236
Sum of the proper positive divisors of n
A
Arithmetic Mean
0.125
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
8
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 221539237 can be divided by 8 positive divisors.
The sum of these divisors (counting 221539237) is 1, the average is 0.125.
Base
System
Value
2
Binary
1101001101000110101110100101
3
Ternary
120102212100200221
4
Quaternary
31031012232211
5
Quinary
423203223422
6
Senary
33552204341
8
Octal
1515065645
10
Decimal
221539237
12
Duodecimal
622396b1
16
Hexadecimal
d346ba5
20
Vigesimal
394c81h
36
Base36
3nwcrp
md5
b260b1f8eff4a2ce1f4802b1010b1298
sha1
02cb3dd513d7d3d84c6e571b40a0db417d78dff4
sha256
37eaace01348c2a9e2d2e2294f4fb87f8e475e93df7a921ae1482ebfe6b63bcf
sha512
08f839e5fbc126359211afc47fdd1846be0009366fdeaf5a68edcdcdc3a284f01f97c9f27fef908666f70de22e07318b9d34ff262a0675ea15c35bdc17376010
ripemd-160
0b0bc7dd29e1dfd15d6aaa5eecf90f130b02cdcd
Diameter
443078474
Circumference
1391972078.8822
Area
1.5418821614043E+17
Volume
4.5544986344189E+25
Surface area
6.1675286456172E+17
Circumference
1391972078.8822
Perimeter
886156948
Area
49079633530542169
Diagonal
313303793.56319
Surface area
294477801183253014
Volume
1.0873064564596E+25
Space diagonal
383717214.35404
Perimeter
664617711
Area
2.125210472294E+16
Altitude
191858607.17702
Surface area
2.125210472294E+16
Volume
1.2814029476508E+24
Height
104434597.8544