21886472 is an even 8-digits composite number following 21886471
and preceding 21886473 . In scientific notation, it is written as 2.1886472 × 10^7.
The sum of its digits is 38. It has a total of 4 prime factors and 8 positive divisors.
There are 10943232 positive integers (up to 21886472) that are relatively prime to 21886472.
21886472 has 8 divisors, whose sum is 41037150
The reverse of 21886472 is 27468812
Previous prime number is 2
Is Prime? no
Number parity even
Number length 8
Sum of Digits 38
Digital Root 2
Name
twenty-one million eight hundred eighty-six thousand four hundred seventy-two
Scientific notation
2.1886472 × 10^7
Engineering notation
2.1886472 × 10^6
Prime Factorization
2 × 2 × 2 × 2735809
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
4
Total number of prime factors
rad
Radical
5471618
Product of the distinct prime numbers
The prime factorization of 21886472 is 2 × 2 × 2 × 2735809.
Since it has a total of 4 prime factors.
7 , 4 , 80 , 86 , 257 , 370 , 1306 , 4376 , 1967 , 16742 , 562987 , 78126 , 2693302 , 6491129 , 74341102 , 16581896 , 383215641 , 93967714 , 285940502 , 1645889985
n×2
43772944
n×3
65659416
n×4
87545888
n×5
109432360
n÷2
10943236
n÷3
7295490.6666667
n÷3
5471618
n÷5
4377294.4
n2
479017656606784
n3
1.048400652883E+22
n4
2.2945791534105E+29
n5
5.0220242392904E+36
2 √n
4678.2979811038
3 √n
279.72111687935
4 √n
68.398084630374
5 √n
29.378874375619
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
-21886471
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 21886472 can be divided by 8 positive divisors.
The sum of these divisors (counting 21886472) is 1, the average is 0.125.
Base
System
Value
2
Binary
1010011011111011000001000
3
Ternary
1112011221121002
4
Quaternary
1103133120020
5
Quinary
21100331342
6
Senary
2101034132
8
Octal
123373010
10
Decimal
21886472
12
Duodecimal
73b5948
16
Hexadecimal
14df608
20
Vigesimal
6gfg3c
36
Base36
d13pk
md5
8f80b0a63e2e227d43a771b9448acc6f
sha1
c7ed32e7e54538627d0ac429925a1d6cabff2c51
sha256
5cd4e6f8e038790ecc49bc3b3af8f955c76aaadea24a162b133f017b4c59b181
sha512
680122f443748ac5f6a4f6900525c4ea8775dd00d7f073b2e1c2a362a4c4630bca089d9f876e397f8606f68b368158c666e4a5e8067cf689684591d746995433
ripemd-160
ca237f47cd18d8cf239b08843a56d616915d2beb
Diameter
43772944
Circumference
137516759.2964
Area
1.5048783509357E+15
Volume
4.391530385488E+22
Surface area
6.0195134037427E+15
Circumference
137516759.2964
Perimeter
87545888
Area
479017656606784
Diagonal
30952145.534899
Surface area
2874105939640704
Volume
1.048400652883E+22
Space diagonal
37908481.502434
Perimeter
65659416
Area
2.0742072974138E+14
Altitude
18954240.751217
Surface area
2.0742072974138E+14
Volume
1.2355520184233E+21
Height
10317381.844966