664996818 is an even 9-digits composite number following 664996817
and preceding 664996819 . In scientific notation, it is written as 6.64996818 × 10^8.
The sum of its digits is 57. It has a total of 3 prime factors and 8 positive divisors.
There are 221665604 positive integers (up to 664996818) that are relatively prime to 664996818.
664996818 has 8 divisors, whose sum is 1329993648
The reverse of 664996818 is 818699466
Previous prime number is 3
Is Prime? no
Number parity even
Number length 9
Sum of Digits 57
Digital Root 3
Name
six hundred sixty-four million nine hundred ninety-six thousand eight hundred eighteen
Scientific notation
6.64996818 × 10^8
Engineering notation
6.64996818 × 10^6
Prime Factorization
2 × 3 × 110832803
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
664996818
Product of the distinct prime numbers
The prime factorization of 664996818 is 2 × 3 × 110832803.
Since it has a total of 3 prime factors.
10 , 4 , 18 , 33 , 515 , 826 , 9572 , 472 , 4036 , 64379 , 16569 , 619265 , 7639765 , 2013189 , 95698867 , 23544031 , 781456733 , 482333609 , 9638349401 , 4824848189
n×2
1329993636
n×3
1994990454
n×4
2659987272
n×5
3324984090
n÷2
332498409
n÷3
221665606
n÷3
166249204.5
n÷5
132999363.6
n2
442220767950125124
n3
2.9407540354035E+26
n4
1.955592076064E+35
n5
1.3004625078886E+44
2 √n
25787.532220048
3 √n
872.85048132858
4 √n
160.58496884842
5 √n
58.15190059197
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
-664996817
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 664996818 can be divided by 8 positive divisors.
The sum of these divisors (counting 664996818) is 1, the average is 0.125.
Base
System
Value
2
Binary
100111101000110000101111010010
3
Ternary
1201100022100010210
4
Quaternary
213220300233102
5
Quinary
2330214344233
6
Senary
145553104550
8
Octal
4750605722
10
Decimal
664996818
12
Duodecimal
166858156
16
Hexadecimal
27a30bd2
20
Vigesimal
a7g4c0i
36
Base36
azx6tu
md5
430c1da8fc0fe7f6f6e35df830d6de1c
sha1
2af832b916243e303be07d56ccbaf064e0a01b01
sha256
97aefcf4dfa6d9952148f2780bbdde90e4fb91d6bd11ffad7c9f1cc6154fc1bb
sha512
b6637c7d8cf437582d8f7ddd05470111744b2f263c450e9fafcbd37a89995c7ece295e3bd8bc310f42b486dedb37423c8c3a23d6e294c4a9098c2c52da3506a9
ripemd-160
b233b5cd8a852b7a6f1ec20be7a3413aac02c4fe
Diameter
1329993636
Circumference
4178298236.1788
Area
1.3892775158569E+18
Volume
1.2318201698184E+27
Surface area
5.5571100634278E+18
Circumference
4178298236.1788
Perimeter
2659987272
Area
442220767950125124
Diagonal
940447518.95055
Surface area
2653324607700750744
Volume
2.9407540354035E+26
Space diagonal
1151808275.6476
Perimeter
1994990454
Area
1.9148720956294E+17
Altitude
575904137.82382
Surface area
1.9148720956294E+17
Volume
3.4657118670592E+25
Height
313482506.31685