668889426 is an even 9-digits composite number following 668889425
and preceding 668889427 . In scientific notation, it is written as 6.68889426 × 10^8.
The sum of its digits is 57. It has a total of 3 prime factors and 8 positive divisors.
There are 222963140 positive integers (up to 668889426) that are relatively prime to 668889426.
668889426 has 8 divisors, whose sum is 1337778864
The reverse of 668889426 is 624988866
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-eight million eight hundred eighty-nine thousand four hundred twenty-six
Scientific notation
6.68889426 × 10^8
Engineering notation
6.68889426 × 10^6
Prime Factorization
2 × 3 × 111481571
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
668889426
Product of the distinct prime numbers
The prime factorization of 668889426 is 2 × 3 × 111481571.
Since it has a total of 3 prime factors.
2 , 7 , 77 , 86 , 18 , 725 , 5419 , 9306 , 70941 , 20359 , 38691 , 410558 , 292192 , 5907081 , 98799306 , 6467174 , 835099506 , 198342846 , 511238839 , 6680230589
n×2
1337778852
n×3
2006668278
n×4
2675557704
n×5
3344447130
n÷2
334444713
n÷3
222963142
n÷3
167222356.5
n÷5
133777885.2
n2
447413064214609476
n3
2.9926986770741E+26
n4
2.0017845002991E+35
n5
1.3389724853807E+44
2 √n
25862.896705512
3 √n
874.55026728042
4 √n
160.81945375331
5 √n
58.219821035875
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
-668889425
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 668889426 can be divided by 8 positive divisors.
The sum of these divisors (counting 668889426) is 1, the average is 0.125.
Base
System
Value
2
Binary
100111110111100111000101010010
3
Ternary
1201121122002210110
4
Quaternary
213313213011102
5
Quinary
2332213430201
6
Senary
150212342150
8
Octal
4767470522
10
Decimal
668889426
12
Duodecimal
168014956
16
Hexadecimal
27de7152
20
Vigesimal
a90b3b6
36
Base36
b28mdu
md5
0e33fc0cca1f5511a1893d7a96255c58
sha1
5e8d947ad0ad77eb6a84fb0b63f1457882046e2b
sha256
2b556d75d11e0c3cf6aae3b0d3b5401d4facc49e457e5b21a2b872e6e2fa2173
sha512
1d5990f05ecaa7fb0fdf1ab988db351dd721eef880c042be24f4951ec8dcbacc8a225205e33905538e049ac10bb4aeaba1074d8ce275f53c29a357cf74cbb8ad
ripemd-160
3474f49b8bd4039d491bcb135eb2a05759138956
Diameter
1337778852
Circumference
4202756213.571
Area
1.4055895956567E+18
Volume
1.2535786904405E+27
Surface area
5.6223583826269E+18
Circumference
4202756213.571
Perimeter
2675557704
Area
447413064214609476
Diagonal
945952497.97715
Surface area
2684478385287656856
Volume
2.9926986770741E+26
Space diagonal
1158550470.4776
Perimeter
2006668278
Area
1.9373553979745E+17
Altitude
579275235.23879
Surface area
1.9373553979745E+17
Volume
3.5269292143452E+25
Height
315317499.32572