1291293434 is an even 10-digits composite number following 1291293433
and preceding 1291293435 . In scientific notation, it is written as 1.291293434 × 10^9.
The sum of its digits is 38. It has a total of 2 prime factors and 4 positive divisors.
There are 645646716 positive integers (up to 1291293434) that are relatively prime to 1291293434.
1291293434 has 4 divisors, whose sum is 1936940154
The reverse of 1291293434 is 4343921921
Previous prime number is 2
Is Prime? no
Number parity even
Number length 10
Sum of Digits 38
Digital Root 2
Name
one billion two hundred ninety-one million two hundred ninety-three thousand four hundred thirty-four
Scientific notation
1.291293434 × 10^9
Engineering notation
1.291293434 × 10^9
Prime Factorization
2 × 645646717
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
1291293434
Product of the distinct prime numbers
The prime factorization of 1291293434 is 2 × 645646717.
Since it has a total of 2 prime factors.
10 , 3 , 10 , 60 , 582 , 622 , 2407 , 2686 , 91153 , 45436 , 598403 , 625268 , 6093269 , 4279866 , 91497783 , 75960570 , 597257677 , 820936230 , 1763444140 , 1958367530
n×2
2582586868
n×3
3873880302
n×4
5165173736
n×5
6456467170
n÷2
645646717
n÷3
430431144.66667
n÷3
322823358.5
n÷5
258258686.8
n2
1667438732691512356
n3
2.1531526871218E+27
n4
2.7803519272799E+36
n5
3.5902501879058E+45
2 √n
35934.571571121
3 √n
1088.9509402782
4 √n
189.56416214865
5 √n
66.405643344646
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
-1291293433
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 1291293434 can be divided by 4 positive divisors.
The sum of these divisors (counting 1291293434) is 1, the average is 0.25.
Base
System
Value
2
Binary
1001100111101111001001011111010
3
Ternary
10022222210111120202
4
Quaternary
1030331321023322
5
Quinary
10121032342214
6
Senary
332044522202
8
Octal
11475711372
10
Decimal
1291293434
12
Duodecimal
300550362
16
Hexadecimal
4cf792fa
20
Vigesimal
103abdbe
36
Base36
lcswe2
md5
1ee82a737b3e6523920c5f152aa718dc
sha1
b9cf0c508feb77f505c862b6cf46c0ebb4447192
sha256
94a1bf2e289fdfbb928d575d88fab2853e5b4c8a06ca6433005109ad1466c2a3
sha512
65dff3f6580ff7042ee7acffbce6aba7a6111540ecddf136bb67d43bb8996cb4336f315c0fc048f2da2877f52b40b12996552916b5039ffd308a6a829dc8a40a
ripemd-160
ee71047e1045f3b6d6fec036555a61875353cd1c
Diameter
2582586868
Circumference
8113435931.7663
Area
5.2384132729347E+18
Volume
9.0191048852254E+27
Surface area
2.0953653091739E+19
Circumference
8113435931.7663
Perimeter
5165173736
Area
1667438732691512356
Diagonal
1826164687.3661
Surface area
1.0004632396149E+19
Volume
2.1531526871218E+27
Space diagonal
2236585835.1681
Perimeter
3873880302
Area
7.2202215088249E+17
Altitude
1118292917.584
Surface area
7.2202215088249E+17
Volume
2.5375147766565E+26
Height
608721562.45538