221344487 is an odd 9-digits composite number following 221344486
and preceding 221344488 . In scientific notation, it is written as 2.21344487 × 10^8.
The sum of its digits is 35. It has a total of 3 prime factors and 8 positive divisors.
There are 175129632 positive integers (up to 221344487) that are relatively prime to 221344487.
221344487 has 8 divisors, whose sum is 272424096
The reverse of 221344487 is 784443122
Previous prime number is 13
Is Prime? no
Number parity odd
Number length 9
Sum of Digits 35
Digital Root 8
Name
two hundred twenty-one million three hundred forty-four thousand four hundred eighty-seven
Scientific notation
2.21344487 × 10^8
Engineering notation
2.21344487 × 10^6
Prime Factorization
7 × 13 × 2432357
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
221344487
Product of the distinct prime numbers
The prime factorization of 221344487 is 7 × 13 × 2432357.
Since it has a total of 3 prime factors.
7 , 1 , 38 , 2 , 23 , 509 , 7875 , 4635 , 67370 , 419 , 937478 , 402443 , 171443 , 752426 , 88963364 , 32063159 , 150929705 , 346855098 , 677895847 , 5869906286
n×2
442688974
n×3
664033461
n×4
885377948
n×5
1106722435
n÷2
110672243.5
n÷3
73781495.666667
n÷3
55336121.75
n÷5
44268897.4
n2
48993381925293169
n3
1.0844414988649E+25
n4
2.4003514724776E+33
n5
5.3130456529526E+41
2 √n
14877.650587374
3 √n
604.90833663532
4 √n
121.97397504129
5 √n
46.667414654107
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
-221344486
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 221344487 can be divided by 8 positive divisors.
The sum of these divisors (counting 221344487) is 1, the average is 0.125.
Base
System
Value
2
Binary
1101001100010111001011100111
3
Ternary
120102111110112222
4
Quaternary
31030113023213
5
Quinary
423131010422
6
Senary
33544102555
8
Octal
1514271347
10
Decimal
221344487
12
Duodecimal
62164a5b
16
Hexadecimal
d3172e7
20
Vigesimal
3938147
36
Base36
3ns6hz
md5
809fe92d1cbd53015a4c9d397e140b33
sha1
cefc2734d99f67a743243cf0aac1d8cb5f1833dd
sha256
471714ffb09d7f54db8fd8e4e0d57a9b0231943a8268d52da609ed0460446632
sha512
e9d70c406eb1f3dcf78f756d4987f7812cd325bd9f5e3e20d24f4a880432b7d55bef7529f11973069f6fbc29f43f58234c4070c6c0b9fd1e561a83b3804c59ea
ripemd-160
72acc7bae5b9084b1890d9759971c7b70f4c7345
Diameter
442688974
Circumference
1390748428.5436
Area
1.5391724873102E+17
Volume
4.5424979281092E+25
Surface area
6.1566899492408E+17
Circumference
1390748428.5436
Perimeter
885377948
Area
48993381925293169
Diagonal
313028375.47192
Surface area
293960291551759014
Volume
1.0844414988649E+25
Space diagonal
383379897.45927
Perimeter
664033461
Area
2.1214756682309E+16
Altitude
191689948.72963
Surface area
2.1214756682309E+16
Volume
1.2780265627458E+24
Height
104342791.82397