20921522 is an even 8-digits composite number following 20921521
and preceding 20921523 . In scientific notation, it is written as 2.0921522 × 10^7.
The sum of its digits is 23. It has a total of 3 prime factors and 8 positive divisors.
There are 10453300 positive integers (up to 20921522) that are relatively prime to 20921522.
20921522 has 8 divisors, whose sum is 31404672
The reverse of 20921522 is 22512902
Previous prime number is 1871
Is Prime? no
Number parity even
Number length 8
Sum of Digits 23
Digital Root 5
Name
twenty million nine hundred twenty-one thousand five hundred twenty-two
Scientific notation
2.0921522 × 10^7
Engineering notation
2.0921522 × 10^6
Prime Factorization
2 × 1871 × 5591
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
20921522
Product of the distinct prime numbers
The prime factorization of 20921522 is 2 × 1871 × 5591.
Since it has a total of 3 prime factors.
4 , 6 , 14 , 49 , 65 , 154 , 4080 , 2238 , 36451 , 42723 , 676235 , 278350 , 9342490 , 9555123 , 54965958 , 35809175 , 703518283 , 339548188 , 6163863801 , 2554382531
n×2
41843044
n×3
62764566
n×4
83686088
n×5
104607610
n÷2
10460761
n÷3
6973840.6666667
n÷3
5230380.5
n÷5
4184304.4
n2
437710082796484
n3
9.1575611268485E+21
n4
1.915901165817E+29
n5
4.0083568390467E+36
2 √n
4574.0050284187
3 √n
275.54831427044
4 √n
67.631390850838
5 √n
29.115124737168
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
-20921521
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 20921522 can be divided by 8 positive divisors.
The sum of these divisors (counting 20921522) is 1, the average is 0.125.
Base
System
Value
2
Binary
1001111110011110010110010
3
Ternary
1110100220221012
4
Quaternary
1033303302302
5
Quinary
20323442042
6
Senary
2024230522
8
Octal
117636262
10
Decimal
20921522
12
Duodecimal
700b442
16
Hexadecimal
13f3cb2
20
Vigesimal
6af3g2
36
Base36
cgf5e
md5
d652a0636b996be0cdfb38ef0cfcddd1
sha1
c5c07dff878f46b08be1a7060a5bac0f267f7085
sha256
cf565c3471d918a897aa60937f3fbc53790dff701f8def0b30fbe22cbe5ade26
sha512
4e3371866afb4de7f0b91c686e03a88cf3b9e4b81221460705208f927adb8a7900305b142308a269df8d32b128a8ac75a4cbfd732182839f303cb669376af377
ripemd-160
b4ba399e84de6c3e1fd31bddfd4c1ebfd32eab7f
Diameter
41843044
Circumference
131453799.63423
Area
1.3751067805156E+15
Volume
3.8359102347875E+22
Surface area
5.5004271220625E+15
Circumference
131453799.63423
Perimeter
83686088
Area
437710082796484
Diagonal
29587500.157887
Surface area
2626260496778904
Volume
9.1575611268485E+21
Space diagonal
36237139.07567
Perimeter
62764566
Area
1.8953402559717E+14
Altitude
18118569.537835
Surface area
1.8953402559717E+14
Volume
1.0792289286541E+21
Height
9862500.052629