221245139 is an odd 9-digits composite number following 221245138
and preceding 221245140 . In scientific notation, it is written as 2.21245139 × 10^8.
The sum of its digits is 29. It has a total of 3 prime factors and 8 positive divisors.
There are 209335752 positive integers (up to 221245139) that are relatively prime to 221245139.
221245139 has 8 divisors, whose sum is 233184000
The reverse of 221245139 is 931542122
Previous prime number is 839
Is Prime? no
Number parity odd
Number length 9
Sum of Digits 29
Digital Root 2
Name
two hundred twenty-one million two hundred forty-five thousand one hundred thirty-nine
Scientific notation
2.21245139 × 10^8
Engineering notation
2.21245139 × 10^6
Prime Factorization
19 × 839 × 13879
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
221245139
Product of the distinct prime numbers
The prime factorization of 221245139 is 19 × 839 × 13879.
Since it has a total of 3 prime factors.
2 , 3 , 99 , 56 , 509 , 714 , 1722 , 6772 , 75742 , 86766 , 433388 , 234902 , 3029195 , 6154712 , 29865343 , 11974563 , 786511787 , 348272002 , 3392905840 , 253272718
n×2
442490278
n×3
663735417
n×4
884980556
n×5
1106225695
n÷2
110622569.5
n÷3
73748379.666667
n÷3
55311284.75
n÷5
44249027.8
n2
48949411531129321
n3
1.0829819358173E+25
n4
2.3960448892439E+33
n5
5.30113284571E+41
2 √n
14874.311379019
3 √n
604.81782097548
4 √n
121.96028607304
5 √n
46.663224672255
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
-221245138
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 221245139 can be divided by 8 positive divisors.
The sum of these divisors (counting 221245139) is 1, the average is 0.125.
Base
System
Value
2
Binary
1101001011111110111011010011
3
Ternary
120102022102021102
4
Quaternary
31023332323103
5
Quinary
423114321024
6
Senary
33542015015
8
Octal
1513767323
10
Decimal
221245139
12
Duodecimal
6211746b
16
Hexadecimal
d2feed3
20
Vigesimal
392fcgj
36
Base36
3nq1ub
md5
235526e30f8aaf5f80333e06bb9df85b
sha1
1583f80d7d396cf6109afcfc13a5c841a9754a88
sha256
3b203f09375aaae3c4b127ec412b7a38aec3a576b91c4dfcbfc8c83c03403935
sha512
2cafd8615c085fc0d79a36f32a3b1aa3a7a8114b0e0308143efceaa6f297841674b184bc59b1e701444c6ef37db519f4333d6a6c927b050be95da881fb025d48
ripemd-160
f0a43d109b989d5f0076a2ab28800ff277a6c8b0
Diameter
442490278
Circumference
1390124206.6497
Area
1.5377911166374E+17
Volume
4.5363841247121E+25
Surface area
6.1511644665496E+17
Circumference
1390124206.6497
Perimeter
884980556
Area
48949411531129321
Diagonal
312887876.18292
Surface area
293696469186775926
Volume
1.0829819358173E+25
Space diagonal
383207821.67564
Perimeter
663735417
Area
2.1195716943128E+16
Altitude
191603910.83782
Surface area
2.1195716943128E+16
Volume
1.2763064511982E+24
Height
104295958.72764