221566139 is an odd 9-digits composite number following 221566138
and preceding 221566140 . In scientific notation, it is written as 2.21566139 × 10^8.
The sum of its digits is 35. It has a total of 3 prime factors and 8 positive divisors.
There are 217691136 positive integers (up to 221566139) that are relatively prime to 221566139.
221566139 has 8 divisors, whose sum is 225474480
The reverse of 221566139 is 931665122
Previous prime number is 97
Is Prime? no
Number parity odd
Number length 9
Sum of Digits 35
Digital Root 8
Name
two hundred twenty-one million five hundred sixty-six thousand one hundred thirty-nine
Scientific notation
2.21566139 × 10^8
Engineering notation
2.21566139 × 10^6
Prime Factorization
139 × 97 × 16433
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
221566139
Product of the distinct prime numbers
The prime factorization of 221566139 is 139 × 97 × 16433.
Since it has a total of 3 prime factors.
9 , 8 , 11 , 47 , 934 , 758 , 61 , 8552 , 55658 , 62314 , 867931 , 453604 , 6198586 , 3264911 , 71494150 , 86339921 , 558051063 , 995433383 , 7018131382 , 4386607406
n×2
443132278
n×3
664698417
n×4
886264556
n×5
1107830695
n÷2
110783069.5
n÷3
73855379.666667
n÷3
55391534.75
n÷5
44313227.8
n2
49091553951367321
n3
1.0877026066515E+25
n4
2.40998066936E+33
n5
5.3397011197473E+41
2 √n
14885.097883454
3 √n
605.11018551831
4 √n
122.00449943938
5 √n
46.676757362482
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
-221566138
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 221566139 can be divided by 8 positive divisors.
The sum of these divisors (counting 221566139) is 1, the average is 0.125.
Base
System
Value
2
Binary
1101001101001101010010111011
3
Ternary
120102220201121022
4
Quaternary
31031031102323
5
Quinary
423210104024
6
Senary
33552533055
8
Octal
1515152273
10
Decimal
221566139
12
Duodecimal
6225118b
16
Hexadecimal
d34d4bb
20
Vigesimal
394ff6j
36
Base36
3nwxiz
md5
8b70c89e2d13974decd84cac744a3d98
sha1
225b686d79669297302469f7f55e780c3f9389a3
sha256
5e1d3e7d2a56f00c1588d2a7f75dba86104d066f199d528b0fa19870141b5ea5
sha512
25afb372589475349e79b6019f0947bbae8b22049411fcc2adc1a128f822c6d19e65de1baa47c4269c7bb006bc86599d283d8f0da35306ac412a8118611e9a6e
ripemd-160
e1e9404ebb880bddca9395384dc792c1cfab18be
Diameter
443132278
Circumference
1392141109.1333
Area
1.5422566524692E+17
Volume
4.5561580244623E+25
Surface area
6.1690266098769E+17
Circumference
1392141109.1333
Perimeter
886264556
Area
49091553951367321
Diagonal
313341838.73644
Surface area
294549323708203926
Volume
1.0877026066515E+25
Space diagonal
383763809.98487
Perimeter
664698417
Area
2.1257266416569E+16
Altitude
191881904.99243
Surface area
2.1257266416569E+16
Volume
1.2818698151292E+24
Height
104447279.57881