828131808 is an even 9-digits composite number following 828131807
and preceding 828131809 . In scientific notation, it is written as 8.28131808 × 10^8.
The sum of its digits is 39. It has a total of 7 prime factors and 24 positive divisors.
There are 236608896 positive integers (up to 828131808) that are relatively prime to 828131808.
828131808 has 24 divisors, whose sum is 1708023240
The reverse of 828131808 is 808131828
Previous prime number is 21
Is Prime? no Number parity even Number length 9 Sum of Digits 39 Digital Root 3
Name
eight hundred twenty-eight million one hundred thirty-one thousand eight hundred eight
Scientific notation
8.28131808 × 10^8
Engineering notation
8.28131808 × 10^6
Prime Factorization
2 × 2 × 2 × 2 × 2 × 21 × 1232339
Composite number
ω Distinct Factors
3 Total number of distinct prime factors
Ω Total Factors
7 Total number of prime factors
rad Radical
51758238 Product of the distinct prime numbers
The prime factorization of 828131808 is 2 × 2 × 2 × 2 × 2 × 21 × 1232339.
Since it has a total of 7 prime factors.
9 , 6 , 57 , 70 , 986 , 898 , 4750 , 1563 , 9160 , 83720 , 433378 , 200902 , 5772978 , 7521926 , 96965099 , 34335234 , 605489403 , 895609600 , 1986937457 , 2484482023
n×2
1656263616
n×3
2484395424
n×4
3312527232
n×5
4140659040
n÷2
414065904
n÷3
276043936
n÷3
207032952
n÷5
165626361.6
n2
685802291421348864
n3
5.679346915253E+26
n4
4.7032478291877E+35
n5
3.8949091282573E+44
2 √n28777.279371059
3 √n939.07401191108
4 √n169.6386729819
5 √n60.760297718026
1 , 2 , 4 , 8 , 16 , 21 , 32 , 42 , 84 , 168 , 336 , 672 , 1232339 , 2464678 , 4929356 , 9858712 , 19717424 , 25879119 , 39434848 , 51758238 , 103516476 , 207032952 , 414065904 , 828131808
24 divisors
τ Total Divisors
24 Total number of the positive divisors of n
σ Sum of Divisors
1 Sum of all the positive divisors of n
s Aliquot Sum
-828131807 Sum of the proper positive divisors of n
A Arithmetic Mean
0.041666666666667 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
24 Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 828131808 can be divided by 24 positive divisors.
The sum of these divisors (counting 828131808) is 1, the average is 0.041666666666667.
Base
System
Value
2
Binary
110001010111000100100111100000
3
Ternary
2010201021110021110
4
Quaternary
301113010213200
5
Quinary
3144000204213
6
Senary
214101423320
8
Octal
6127044740
10
Decimal
828131808
12
Duodecimal
1b140ab40
16
Hexadecimal
315c49e0
20
Vigesimal
cifg9a8
36
Base36
dp1qlc
md5
e8c4ed9df01bea2a8e0cd8a3cad74d08
sha1
e2f37a830ac65e8e93e5b2f450b4c7a24f657881
sha256
e4bcfccf65be71d8e7a7970962bc3af34c8c05f569cd742a5da1a4507b4226ae
sha512
7e8771f25e1a75f4924cb2e625ec2e89a748a2fdf979da2fe86f5c70762c0e95b47a903f8392388a3d1290b3672e6e8e5dbf0e0b52ab36b64ef15f40e044b026
ripemd-160
fd1ac009b528cab5ba02d7ae814b41cdbf4054dd
Diameter
1656263616
Circumference
5203305608.4337
Area
2.1545114405444E+18
Volume
2.3789592728196E+27
Surface area
8.6180457621774E+18
Circumference
5203305608.4337
Perimeter
3312527232
Area
685802291421348864
Diagonal
1171155234.3062
Surface area
4114813748528093184
Volume
5.679346915253E+26
Space diagonal
1434366366.8199
Perimeter
2484395424
Area
2.9696110317223E+17
Altitude
717183183.40994
Surface area
2.9696110317223E+17
Volume
6.6931745274772E+25
Height
390385078.10205