842912991 is an odd 9-digits composite number following 842912990
and preceding 842912992 . In scientific notation, it is written as 8.42912991 × 10^8.
The sum of its digits is 45. It has a total of 3 prime factors and 8 positive divisors.
There are 556968384 positive integers (up to 842912991) that are relatively prime to 842912991.
842912991 has 8 divisors, whose sum is 944859360
The reverse of 842912991 is 199219248
Previous prime number is 113
Is Prime? no
Number parity odd
Number length 9
Sum of Digits 45
Digital Root 9
Name
eight hundred forty-two million nine hundred twelve thousand nine hundred ninety-one
Scientific notation
8.42912991 × 10^8
Engineering notation
8.42912991 × 10^6
Prime Factorization
9 × 113 × 828823
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
842912991
Product of the distinct prime numbers
The prime factorization of 842912991 is 9 × 113 × 828823.
Since it has a total of 3 prime factors.
10 , 8 , 93 , 37 , 374 , 573 , 1451 , 5638 , 64569 , 25982 , 682205 , 737235 , 7066566 , 3634184 , 34524131 , 49769414 , 937737259 , 715241652 , 7590983929 , 6970111819
n×2
1685825982
n×3
2528738973
n×4
3371651964
n×5
4214564955
n÷2
421456495.5
n÷3
280970997
n÷3
210728247.75
n÷5
168582598.2
n2
710502310396566081
n3
5.9889162756878E+26
n4
5.0481353307886E+35
n5
4.2551388506478E+44
2 √n
29032.963868679
3 √n
944.62822026154
4 √n
170.3906214223
5 √n
60.975665565345
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
-842912990
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 842912991 can be divided by 8 positive divisors.
The sum of these divisors (counting 842912991) is 1, the average is 0.125.
Base
System
Value
2
Binary
110010001111011101010011011111
3
Ternary
2011202002102020200
4
Quaternary
302033131103133
5
Quinary
3211241203431
6
Senary
215350314543
8
Octal
6217352337
10
Decimal
842912991
12
Duodecimal
1b6358a53
16
Hexadecimal
323dd4df
20
Vigesimal
d38429b
36
Base36
dxujtr
md5
f6fade8e1803185e27c11870d4256626
sha1
713341fe903d769407cbabf943845b3ecce7c22d
sha256
34c66504a6b205b621521b8c53c3336ce5160e4d0e84320838761d04198bf8bb
sha512
a8a7a0c35da35f627f69c0778efa2977cd8e52fa950b8747a47d84392846f056a8a6077a64e6155547e510f1c70871fb306d53e98658d1bc91f4e551e9b892ff
ripemd-160
4e947a61ea350f5f351eda0b69111ecad5e071bb
Diameter
1685825982
Circumference
5296178520.282
Area
2.2321088387004E+18
Volume
2.5086313832887E+27
Surface area
8.9284353548017E+18
Circumference
5296178520.282
Perimeter
3371651964
Area
710502310396566081
Diagonal
1192058983.7727
Surface area
4263013862379396486
Volume
5.9889162756878E+26
Space diagonal
1459968126.7718
Perimeter
2528738973
Area
3.0765652512548E+17
Altitude
729984063.38592
Surface area
3.0765652512548E+17
Volume
7.0580055174955E+25
Height
397352994.59089