668431351 is an odd 9-digits composite number following 668431350
and preceding 668431352 . In scientific notation, it is written as 6.68431351 × 10^8.
The sum of its digits is 37. It has a total of 3 prime factors and 8 positive divisors.
There are 563548320 positive integers (up to 668431351) that are relatively prime to 668431351.
668431351 has 8 divisors, whose sum is 776445344
The reverse of 668431351 is 153134866
Previous prime number is 61
Is Prime? no
Number parity odd
Number length 9
Sum of Digits 37
Digital Root 1
Name
six hundred sixty-eight million four hundred thirty-one thousand three hundred fifty-one
Scientific notation
6.68431351 × 10^8
Engineering notation
6.68431351 × 10^6
Prime Factorization
7 × 61 × 1565413
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
668431351
Product of the distinct prime numbers
The prime factorization of 668431351 is 7 × 61 × 1565413.
Since it has a total of 3 prime factors.
6 , 10 , 64 , 61 , 485 , 161 , 1329 , 7499 , 21981 , 3186 , 977939 , 39922 , 9345450 , 8586123 , 17063799 , 3296715 , 849702190 , 388552467 , 89473766 , 7500095571
n×2
1336862702
n×3
2005294053
n×4
2673725404
n×5
3342156755
n÷2
334215675.5
n÷3
222810450.33333
n÷3
167107837.75
n÷5
133686270.2
n2
446800470999685201
n3
2.9865544245776E+26
n4
1.9963066088554E+35
n5
1.3343939235674E+44
2 √n
25854.039355582
3 √n
874.35058250811
4 √n
160.79191321575
5 √n
58.211844724101
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
-668431350
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 668431351 can be divided by 8 positive divisors.
The sum of these divisors (counting 668431351) is 1, the average is 0.125.
Base
System
Value
2
Binary
100111110101110111001111110111
3
Ternary
1201120202211102201
4
Quaternary
213311313033313
5
Quinary
2332104300401
6
Senary
150154445331
8
Octal
4765671767
10
Decimal
668431351
12
Duodecimal
167a33847
16
Hexadecimal
27d773f7
20
Vigesimal
a8hdi7b
36
Base36
b1ysxj
md5
3ad87a6dbc4cc533bf8c0996d2a388fe
sha1
3c36eb8902277a65badecece08aac643696f56ff
sha256
8005699dc142f3f001a30ad5a46085e67c5bcae1359959c2430dd0bacc1b838f
sha512
debbe41da828d44d66a0a3cf446f5d29df5f5b6d51e91337d1d8302f0b65c286f3f12cc732efa0360f6ecd12b8f53b04e2ec275437585c78efcf80d89ac050f4
ripemd-160
dbb0fdd260e20e9d3f88df90734666d2db8d492e
Diameter
1336862702
Circumference
4199878043.4614
Area
1.4036650773131E+18
Volume
1.2510049919732E+27
Surface area
5.6146603092523E+18
Circumference
4199878043.4614
Perimeter
2673725404
Area
446800470999685201
Diagonal
945304682.09957
Surface area
2680802825998111206
Volume
2.9865544245776E+26
Space diagonal
1157757061.3039
Perimeter
2005294053
Area
1.9347027915429E+17
Altitude
578878530.65195
Surface area
1.9347027915429E+17
Volume
3.5196881433358E+25
Height
315101560.69986