221587684 is an even 9-digits composite number following 221587683
and preceding 221587685 . In scientific notation, it is written as 2.21587684 × 10^8.
The sum of its digits is 43. It has a total of 4 prime factors and 12 positive divisors.
There are 109996488 positive integers (up to 221587684) that are relatively prime to 221587684.
221587684 has 12 divisors, whose sum is 390569200
The reverse of 221587684 is 486785122
Previous prime number is 139
Is Prime? no
Number parity even
Number length 9
Sum of Digits 43
Digital Root 7
Name
two hundred twenty-one million five hundred eighty-seven thousand six hundred eighty-four
Scientific notation
2.21587684 × 10^8
Engineering notation
2.21587684 × 10^6
Prime Factorization
2 × 2 × 139 × 398539
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
4
Total number of prime factors
rad
Radical
110793842
Product of the distinct prime numbers
The prime factorization of 221587684 is 2 × 2 × 139 × 398539.
Since it has a total of 4 prime factors.
6 , 1 , 10 , 68 , 11 , 100 , 4633 , 9607 , 58826 , 20580 , 709048 , 633958 , 6585186 , 1589229 , 13873527 , 78771800 , 783501847 , 387042104 , 2102653425 , 2617025970
n×2
443175368
n×3
664763052
n×4
886350736
n×5
1107938420
n÷2
110793842
n÷3
73862561.333333
n÷3
55396921
n÷5
44317536.8
n2
49101101700483856
n3
1.0880199407659E+25
n4
2.4109181882013E+33
n5
5.3422977763699E+41
2 √n
14885.821576252
3 √n
605.12979843759
4 √n
122.00746524804
5 √n
46.677665092904
1 , 2 , 4 , 139 , 278 , 556 , 398539 , 797078 , 1594156 , 55396921 , 110793842 , 221587684
12 divisors
τ
Total Divisors
12
Total number of the positive divisors of n
σ
Sum of Divisors
1
Sum of all the positive divisors of n
s
Aliquot Sum
-221587683
Sum of the proper positive divisors of n
A
Arithmetic Mean
0.083333333333333
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
12
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 221587684 can be divided by 12 positive divisors.
The sum of these divisors (counting 221587684) is 1, the average is 0.083333333333333.
Base
System
Value
2
Binary
1101001101010010100011100100
3
Ternary
120102221211011021
4
Quaternary
31031102203210
5
Quinary
423211301214
6
Senary
33553220524
8
Octal
1515224344
10
Decimal
221587684
12
Duodecimal
62261744
16
Hexadecimal
d3528e4
20
Vigesimal
394i944
36
Base36
3nxe5g
md5
8f66f81f29965c661ac01c34132a9ddf
sha1
2b5e835e72d4d0773ab6600595619abf55174ed2
sha256
32d723ac6f88ff9be5d5dfe6577e6302b2773f3321fc0a7913dd4fdfe1625cbe
sha512
8eec2d97b23ddeca930123377014e19be4f14f15b1d7cb8445570b9433225f3b9749976f94784a9911fe1675c9988f6eb69bc0d5beb97895163eebf8e256b4ed
ripemd-160
4e1db9e84f0fb0e9318c73dfd540595b713682f6
Diameter
443175368
Circumference
1392276480.3608
Area
1.5425566038541E+17
Volume
4.5574872704923E+25
Surface area
6.1702264154162E+17
Circumference
1392276480.3608
Perimeter
886350736
Area
49101101700483856
Diagonal
313372307.96764
Surface area
294606610202903136
Volume
1.0880199407659E+25
Space diagonal
383801127.01952
Perimeter
664763052
Area
2.1261400713211E+16
Altitude
191900563.50976
Surface area
2.1261400713211E+16
Volume
1.2822437969696E+24
Height
104457435.98921