842912138 is an even 9-digits composite number following 842912137
and preceding 842912139 . In scientific notation, it is written as 8.42912138 × 10^8.
The sum of its digits is 38. It has a total of 3 prime factors and 8 positive divisors.
There are 421305696 positive integers (up to 842912138) that are relatively prime to 842912138.
842912138 has 8 divisors, whose sum is 1264819332
The reverse of 842912138 is 831219248
Previous prime number is 2857
Is Prime? no
Number parity even
Number length 9
Sum of Digits 38
Digital Root 2
Name
eight hundred forty-two million nine hundred twelve thousand one hundred thirty-eight
Scientific notation
8.42912138 × 10^8
Engineering notation
8.42912138 × 10^6
Prime Factorization
2 × 2857 × 147517
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
842912138
Product of the distinct prime numbers
The prime factorization of 842912138 is 2 × 2857 × 147517.
Since it has a total of 3 prime factors.
1 , 10 , 51 , 23 , 36 , 154 , 3371 , 9682 , 1805 , 25395 , 539128 , 911383 , 684609 , 688036 , 70639081 , 20880084 , 319017632 , 368939751 , 7756742870 , 4480418987
n×2
1685824276
n×3
2528736414
n×4
3371648552
n×5
4214560690
n÷2
421456069
n÷3
280970712.66667
n÷3
210728034.5
n÷5
168582427.6
n2
710500872387731044
n3
5.9888980939521E+26
n4
5.0481148966373E+35
n5
4.2551173203942E+44
2 √n
29032.949178477
3 √n
944.62790161729
4 √n
170.39057831487
5 √n
60.97565322427
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
-842912137
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 842912138 can be divided by 8 positive divisors.
The sum of these divisors (counting 842912138) is 1, the average is 0.125.
Base
System
Value
2
Binary
110010001111011101000110001010
3
Ternary
2011202002101002002
4
Quaternary
302033131012022
5
Quinary
3211241142023
6
Senary
215350311002
8
Octal
6217350612
10
Decimal
842912138
12
Duodecimal
1b6358462
16
Hexadecimal
323dd18a
20
Vigesimal
d38406i
36
Base36
dxuj62
md5
48ca5a62a092d7c1933280c88c599e05
sha1
51a01f5752ff04fdade8348833f8e6a0306c80ab
sha256
ab7f2c7d9c05987d37a36ec6c20966b22725f114c2c4c9df84a0f8037ccea160
sha512
58138816b7cd085a65f1111c991aca093123c56e3b73a6414cf890753c62261c8bf2e68b8406ca39087b4d20de125fc997df1320f21d72b5abd05d10f7ec0969
ripemd-160
7dc8d9ccfac87234f4e8178c933ade6c03113180
Diameter
1685824276
Circumference
5296173160.7249
Area
2.2321043210624E+18
Volume
2.508623767341E+27
Surface area
8.9284172842497E+18
Circumference
5296173160.7249
Perimeter
3371648552
Area
710500872387731044
Diagonal
1192057777.4485
Surface area
4263005234326386264
Volume
5.9888980939521E+26
Space diagonal
1459966649.3325
Perimeter
2528736414
Area
3.0765590244939E+17
Altitude
729983324.66625
Surface area
3.0765590244939E+17
Volume
7.0579840901145E+25
Height
397352592.48283