816403821 is an odd 9-digits composite number following 816403820
and preceding 816403822 . In scientific notation, it is written as 8.16403821 × 10^8.
The sum of its digits is 33. It has a total of 3 prime factors and 8 positive divisors.
There are 543380112 positive integers (up to 816403821) that are relatively prime to 816403821.
816403821 has 8 divisors, whose sum is 1090316640
The reverse of 816403821 is 128304618
Previous prime number is 613
Is Prime? no
Number parity odd
Number length 9
Sum of Digits 33
Digital Root 6
Name
eight hundred sixteen million four hundred three thousand eight hundred twenty-one
Scientific notation
8.16403821 × 10^8
Engineering notation
8.16403821 × 10^6
Prime Factorization
3 × 613 × 443939
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
816403821
Product of the distinct prime numbers
The prime factorization of 816403821 is 3 × 613 × 443939.
Since it has a total of 3 prime factors.
7 , 6 , 49 , 57 , 628 , 534 , 9877 , 9287 , 84167 , 84025 , 479921 , 315840 , 6428541 , 3124214 , 54650153 , 64035342 , 281927860 , 761677294 , 4345372488 , 430544463
n×2
1632807642
n×3
2449211463
n×4
3265615284
n×5
4082019105
n÷2
408201910.5
n÷3
272134607
n÷3
204100955.25
n÷5
163280764.2
n2
666515198943400041
n3
5.4414555517197E+26
n4
4.4424251042256E+35
n5
3.6268128295961E+44
2 √n
28572.7811212
3 √n
934.61986930682
4 √n
169.03485179453
5 √n
60.587217218626
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
-816403820
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 816403821 can be divided by 8 positive divisors.
The sum of these divisors (counting 816403821) is 1, the average is 0.125.
Base
System
Value
2
Binary
110000101010010101010101101101
3
Ternary
2002220012121111120
4
Quaternary
300222111111231
5
Quinary
3132444410241
6
Senary
213002211153
8
Octal
6052252555
10
Decimal
816403821
12
Duodecimal
1a94b3ab9
16
Hexadecimal
30a9556d
20
Vigesimal
cf2a9b1
36
Base36
di2d7x
md5
971134dac035a4edb6988da7c3703a52
sha1
b921dc16c3f9f992f5144049026e14f7e4474904
sha256
ceb9dafa9686f946197d6d507c680103b3fcc149a5fd8b7105b8671e57b09b95
sha512
543e17808584ab23e13af40b6006ae19fd3058445933d45655b13e7ac072d8648d5235df7e534860140275a17912bfff157da78b07d4053a52a8e3bdd23a466f
ripemd-160
0cf12de56ee2ac58ebb2a428c2088bf6d7a7b66a
Diameter
1632807642
Circumference
5129616492.8325
Area
2.0939192525065E+18
Volume
2.2793115714824E+27
Surface area
8.3756770100261E+18
Circumference
5129616492.8325
Perimeter
3265615284
Area
666515198943400041
Diagonal
1154569356.0314
Surface area
3999091193660400246
Volume
5.4414555517197E+26
Space diagonal
1414052897.4654
Perimeter
2449211463
Area
2.8860954714671E+17
Altitude
707026448.73268
Surface area
2.8860954714671E+17
Volume
6.4128168669103E+25
Height
384856452.01047