1297844285 is an odd 10-digits composite number following 1297844284
and preceding 1297844286 . In scientific notation, it is written as 1.297844285 × 10^9.
The sum of its digits is 50. It has a total of 2 prime factors and 4 positive divisors.
There are 1038275424 positive integers (up to 1297844285) that are relatively prime to 1297844285.
1297844285 has 4 divisors, whose sum is 1557413148
The reverse of 1297844285 is 5824487921
Previous prime number is 5
Is Prime? no
Number parity odd
Number length 10
Sum of Digits 50
Digital Root 5
Name
one billion two hundred ninety-seven million eight hundred forty-four thousand two hundred eighty-five
Scientific notation
1.297844285 × 10^9
Engineering notation
1.297844285 × 10^9
Prime Factorization
5 × 259568857
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
1297844285
Product of the distinct prime numbers
The prime factorization of 1297844285 is 5 × 259568857.
Since it has a total of 2 prime factors.
4 , 7 , 14 , 97 , 720 , 910 , 6692 , 4899 , 98726 , 18032 , 434110 , 190443 , 2509082 , 5653976 , 29590302 , 89608904 , 748489444 , 168441835 , 7488718344 , 9001224477
n×2
2595688570
n×3
3893532855
n×4
5191377140
n×5
6489221425
n÷2
648922142.5
n÷3
432614761.66667
n÷3
324461071.25
n÷5
259568857
n2
1684399788107161225
n3
2.1860886386501E+27
n4
2.8372026461755E+36
n5
3.6822472397257E+45
2 √n
36025.605962981
3 √n
1090.7892846829
4 √n
189.8041252528
5 √n
66.472883430545
4 divisors
τ
Total Divisors
4
Total number of the positive divisors of n
σ
Sum of Divisors
1
Sum of all the positive divisors of n
s
Aliquot Sum
-1297844284
Sum of the proper positive divisors of n
A
Arithmetic Mean
0.25
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
4
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 1297844285 can be divided by 4 positive divisors.
The sum of these divisors (counting 1297844285) is 1, the average is 0.25.
Base
System
Value
2
Binary
1001101010110111000100000111101
3
Ternary
10100110010022122212
4
Quaternary
1031112320200331
5
Quinary
10124222004120
6
Senary
332441150205
8
Octal
11526704075
10
Decimal
1297844285
12
Duodecimal
30278b365
16
Hexadecimal
4d5b883d
20
Vigesimal
105baae5
36
Base36
lgpb25
md5
9e6c186e652819ebfe98f19984e6e0e8
sha1
068597a965f45656ce46f45d892f12a9c7dadb35
sha256
16197ac7befec9c22c5942db397893064bc4efbcc46efd6108aae26b9cad4d39
sha512
7fd0bb905cfe0ebff1d3375e6baf1c707f58db724a0cd8bc2dd1e2ce15cf1a0e58fdb7e79df3e3839ae9ab7abcbc9891c61604d0d22709add806828af4beb2ed
ripemd-160
daf8bee6cfb9cb93d4aea9539c02f7931c8c3d91
Diameter
2595688570
Circumference
8154596142.519
Area
5.2916980000257E+18
Volume
9.1570666763723E+27
Surface area
2.1166792000103E+19
Circumference
8154596142.519
Perimeter
5191377140
Area
1684399788107161225
Diagonal
1835428989.6954
Surface area
1.0106398728643E+19
Volume
2.1860886386501E+27
Space diagonal
2247932241.9329
Perimeter
3893532855
Area
7.2936650331496E+17
Altitude
1123966120.9665
Surface area
7.2936650331496E+17
Volume
2.5763301677739E+26
Height
611809663.2318