20921483 is an odd 8-digits composite number following 20921482
and preceding 20921484 . In scientific notation, it is written as 2.0921483 × 10^7.
The sum of its digits is 29. It has a total of 3 prime factors and 8 positive divisors.
There are 18988200 positive integers (up to 20921483) that are relatively prime to 20921483.
20921483 has 8 divisors, whose sum is 22861056
The reverse of 20921483 is 38412902
Previous prime number is 2311
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 29
Digital Root 2
Name
twenty million nine hundred twenty-one thousand four hundred eighty-three
Scientific notation
2.0921483 × 10^7
Engineering notation
2.0921483 × 10^6
Prime Factorization
11 × 2311 × 823
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
20921483
Product of the distinct prime numbers
The prime factorization of 20921483 is 11 × 2311 × 823.
Since it has a total of 3 prime factors.
5 , 6 , 100 , 93 , 316 , 34 , 6588 , 1237 , 5704 , 81570 , 9599 , 359614 , 573962 , 4135368 , 29320222 , 46171371 , 593740141 , 725561990 , 7378401938 , 7478947338
n×2
41842966
n×3
62764449
n×4
83685932
n×5
104607415
n÷2
10460741.5
n÷3
6973827.6666667
n÷3
5230370.75
n÷5
4184296.6
n2
437708450919289
n3
9.1575099148642E+21
n4
1.9158868800616E+29
n5
4.0083194791133E+36
2 √n
4574.0007651945
3 √n
275.54814305295
4 √n
67.631359332742
5 √n
29.115113882406
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
-20921482
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 20921483 can be divided by 8 positive divisors.
The sum of these divisors (counting 20921483) is 1, the average is 0.125.
Base
System
Value
2
Binary
1001111110011110010001011
3
Ternary
1110100220212202
4
Quaternary
1033303302023
5
Quinary
20323441413
6
Senary
2024230415
8
Octal
117636213
10
Decimal
20921483
12
Duodecimal
700b40b
16
Hexadecimal
13f3c8b
20
Vigesimal
6af3e3
36
Base36
cgf4b
md5
32ddf585e5482603e0dc5ba726dbd650
sha1
04877691fed553bcd9aacfa8beb20ab86d4b8255
sha256
a99edf352f355a452fed3d4ef764618f7445f6308ed3e310d590d7ff3b65fb48
sha512
06814e4a2c572c605458aa513ca11b3b31262e7e310a95cb026cc76e3c905cb7630ed134fadf0ebd793dadb554e9db5c73a29ed152e0b81aba03d7476afc06ff
ripemd-160
3756e887b6ff3ec6eea9f5262633caf30b556e30
Diameter
41842966
Circumference
131453554.59001
Area
1.3751016538222E+15
Volume
3.8358887831618E+22
Surface area
5.5004066152888E+15
Circumference
131453554.59001
Perimeter
83685932
Area
437708450919289
Diagonal
29587445.003558
Surface area
2626250705515734
Volume
9.1575099148642E+21
Space diagonal
36237071.525689
Perimeter
62764449
Area
1.8953331897362E+14
Altitude
18118535.762844
Surface area
1.8953331897362E+14
Volume
1.0792228932639E+21
Height
9862481.6678527