820145453 is an odd 9-digits composite number following 820145452
and preceding 820145454 . In scientific notation, it is written as 8.20145453 × 10^8.
The sum of its digits is 32. It has a total of 3 prime factors and 8 positive divisors.
There are 812400480 positive integers (up to 820145453) that are relatively prime to 820145453.
820145453 has 8 divisors, whose sum is 827917440
The reverse of 820145453 is 354541028
Previous prime number is 457
Is Prime? no
Number parity odd
Number length 9
Sum of Digits 32
Digital Root 5
Name
eight hundred twenty million one hundred forty-five thousand four hundred fifty-three
Scientific notation
8.20145453 × 10^8
Engineering notation
8.20145453 × 10^6
Prime Factorization
139 × 457 × 12911
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
820145453
Product of the distinct prime numbers
The prime factorization of 820145453 is 139 × 457 × 12911.
Since it has a total of 3 prime factors.
9 , 6 , 84 , 44 , 619 , 718 , 8065 , 9432 , 4907 , 81868 , 368107 , 599743 , 5023467 , 6798042 , 98149995 , 37505898 , 902795592 , 154224700 , 5303668209 , 3432289828
n×2
1640290906
n×3
2460436359
n×4
3280581812
n×5
4100727265
n÷2
410072726.5
n÷3
273381817.66667
n÷3
205036363.25
n÷5
164029090.6
n2
672638564076575209
n3
5.5166145983985E+26
n4
4.52442637883E+35
n5
3.7106877220307E+44
2 √n
28638.181733483
3 √n
936.0455015532
4 √n
169.2281942629
5 √n
60.642650723645
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
-820145452
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 820145453 can be divided by 8 positive divisors.
The sum of these divisors (counting 820145453) is 1, the average is 0.125.
Base
System
Value
2
Binary
110000111000100110110100101101
3
Ternary
2010011020201001112
4
Quaternary
300320212310231
5
Quinary
3134424123303
6
Senary
213214321405
8
Octal
6070466455
10
Decimal
820145453
12
Duodecimal
1aa7b9265
16
Hexadecimal
30e26d2d
20
Vigesimal
cg5i3cd
36
Base36
dkaka5
md5
b59d71ae8feea9c5fd45c7cb18e3daa9
sha1
7ce7d72b000b2caa1cd9674e474566748201fc3a
sha256
1914e08144453ce4888de65ceaf04ef14029f97a20c4ccc0a734a1438a03f875
sha512
aabbbb06b13b5ced835107717a3fbc87aab2761a5005ba9cd982d4653d3dd381c1db2016a62ecfa8072eb574b36d0e28b303ce54c44591c59a2420a6936c10bc
ripemd-160
b3cd4aa1565842e867c1db87fbb0c4ad5988cebe
Diameter
1640290906
Circumference
5153125860.0397
Area
2.1131563714242E+18
Volume
2.3107941193353E+27
Surface area
8.4526254856966E+18
Circumference
5153125860.0397
Perimeter
3280581812
Area
672638564076575209
Diagonal
1159860822.7512
Surface area
4035831384459451254
Volume
5.5166145983985E+26
Space diagonal
1420533594.1926
Perimeter
2460436359
Area
2.912610420277E+17
Altitude
710266797.0963
Surface area
2.912610420277E+17
Volume
6.5013926528672E+25
Height
386620274.25041