20451746 is an even 8-digits composite number following 20451745
and preceding 20451747 . In scientific notation, it is written as 2.0451746 × 10^7.
The sum of its digits is 29. It has a total of 5 prime factors and 32 positive divisors.
There are 8386560 positive integers (up to 20451746) that are relatively prime to 20451746.
20451746 has 32 divisors, whose sum is 36609408
The reverse of 20451746 is 64715402
Previous prime number is 53
Is Prime? no
Number parity even
Number length 8
Sum of Digits 29
Digital Root 2
Name
twenty million four hundred fifty-one thousand seven hundred forty-six
Scientific notation
2.0451746 × 10^7
Engineering notation
2.0451746 × 10^6
Prime Factorization
2 × 7 × 43 × 53 × 641
Composite number
ω
Distinct Factors
5
Total number of distinct prime factors
Ω
Total Factors
5
Total number of prime factors
rad
Radical
20451746
Product of the distinct prime numbers
The prime factorization of 20451746 is 2 × 7 × 43 × 53 × 641.
Since it has a total of 5 prime factors.
10 , 3 , 39 , 27 , 948 , 227 , 5289 , 8201 , 57160 , 50692 , 738985 , 783966 , 4971540 , 3208012 , 28407382 , 62898881 , 996616427 , 596003385 , 8689452069 , 2007164425
n×2
40903492
n×3
61355238
n×4
81806984
n×5
102258730
n÷2
10225873
n÷3
6817248.6666667
n÷3
5112936.5
n÷5
4090349.2
n2
418273914448516
n3
8.5544318567268E+21
n4
1.7495306750808E+29
n5
3.5780956985962E+36
2 √n
4522.3606667315
3 √n
273.4702767414
4 √n
67.24849936416
5 √n
28.983182939907
1 , 2 , 7 , 14 , 43 , 53 , 86 , 106 , 301 , 371 , 602 , 641 , 742 , 1282 , 2279 , 4487 , 4558 , 8974 , 15953 , 27563 , 31906 , 33973 , 55126 , 67946 , 192941 , 237811 , 385882 , 475622 , 1460839 , 2921678 , 10225873 , 20451746
32 divisors
τ
Total Divisors
32
Total number of the positive divisors of n
σ
Sum of Divisors
1
Sum of all the positive divisors of n
s
Aliquot Sum
-20451745
Sum of the proper positive divisors of n
A
Arithmetic Mean
0.03125
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
32
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 20451746 can be divided by 32 positive divisors.
The sum of these divisors (counting 20451746) is 1, the average is 0.03125.
Base
System
Value
2
Binary
1001110000001000110100010
3
Ternary
1102111001112002
4
Quaternary
1032001012202
5
Quinary
20213423441
6
Senary
2010204002
8
Octal
116010642
10
Decimal
20451746
12
Duodecimal
6a23602
16
Hexadecimal
13811a2
20
Vigesimal
67g976
36
Base36
c6co2
md5
e669ea5486d18d1954b0521b6750131a
sha1
ba5111e023d3a1f30c296123f891e4f2bad8023a
sha256
fbc4c83754cb7bbba6829f54e6b26815a851fa9681d8289a3ca90ce6ad008787
sha512
dcfd121c8f5a090566683be753ff117c0bc5d047f361173b3689966a0ceb8d87acb34bbb037ad90bb8070e41ee4cadbc77ce68a02b0f849dc6cbd84da491a69e
ripemd-160
bb264c01c945e2b97b2c84d1088d211891027dfc
Diameter
40903492
Circumference
128502109.97337
Area
1.3140462568197E+15
Volume
3.583272036897E+22
Surface area
5.2561850272788E+15
Circumference
128502109.97337
Perimeter
81806984
Area
418273914448516
Diagonal
28923136.56741
Surface area
2509643486691096
Volume
8.5544318567268E+21
Space diagonal
35423463.175494
Perimeter
61355238
Area
1.8111791782639E+14
Altitude
17711731.587747
Surface area
1.8111791782639E+14
Volume
1.008149462515E+21
Height
9641045.5224699