1291245107 is an odd 10-digits prime number following 1291245106
and preceding 1291245108 . In scientific notation, it is written as 1.291245107 × 10^9.
The sum of its digits is 32. It has a total of 1 prime factors and 2 positive divisors.
There are 1291245106 positive integers (up to 1291245107) that are relatively prime to 1291245107.
1291245107 has 2 divisors, whose sum is 1291245108
The reverse of 1291245107 is 7015421921
Previous prime number is 1
Is Prime? yes Number parity odd Number length 10 Sum of Digits 32 Digital Root 5
Name
one billion two hundred ninety-one million two hundred forty-five thousand one hundred seven
Scientific notation
1.291245107 × 10^9
Engineering notation
1.291245107 × 10^9
Prime Factorization
1291245107
Composite number
ω Distinct Factors
1 Total number of distinct prime factors
Ω Total Factors
1 Total number of prime factors
rad Radical
1291245107 Product of the distinct prime numbers
The prime factorization of 1291245107 is 1291245107.
Since it has a total of 1 prime factors.
5 , 2 , 88 , 88 , 238 , 78 , 5737 , 2380 , 7561 , 39888 , 593239 , 867787 , 3039336 , 5958939 , 54177682 , 23940097 , 36796824 , 389221583 , 8949933089 , 1595130680
n×2
2582490214
n×3
3873735321
n×4
5164980428
n×5
6456225535
n÷2
645622553.5
n÷3
430415035.66667
n÷3
322811276.75
n÷5
258249021.4
n2
1667313926351441449
n3
2.1529109492343E+27
n4
2.7799357290055E+36
n5
3.5895784078528E+45
2 √n35933.899134383
3 √n1088.9373553492
4 √n189.56238850147
5 √n66.405146287434
2 divisors
τ Total Divisors
2 Total number of the positive divisors of n
σ Sum of Divisors
1291245108 Sum of all the positive divisors of n
s Aliquot Sum
1 Sum of the proper positive divisors of n
A Arithmetic Mean
645622554 Returns the sum of divisors (σ(n )) divided by the total number of divisors (τ(n ))
G Geometric Mean
35933.899148297 Returns the nth root of the product of n divisors
H Harmonic Mean
1.9999999984511 Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 1291245107 can be divided by 2 positive divisors.
The sum of these divisors (counting 1291245107) is 1291245108, the average is 645622554.
Base
System
Value
2
Binary
1001100111101101101011000110011
3
Ternary
10022222201001021212
4
Quaternary
1030331231120303
5
Quinary
10121024320412
6
Senary
332043510335
8
Octal
11475553063
10
Decimal
1291245107
12
Duodecimal
3005283ab
16
Hexadecimal
4cf6d633
20
Vigesimal
103a5cf7
36
Base36
lcrv3n
md5
34d540ddd29654a0467708c137efa705
sha1
54fbd240b0e9454775447a42e684c2e9c52312df
sha256
20da455c61a62d8610437e8bc6dd5566874d31e5c18ba66e71d10b0c3431b9c8
sha512
369e82dc4a2cce1f81e9db2415ce074d3eb84ac7c9efbe74ad816097c66a977a1bc8e3e7019bd3aef95e7843d81544525152e8b9e38f59ee85d4da49604ce646
ripemd-160
2721d5df939ecdd093fa506d9a028acbee5038da
Diameter
2582490214
Circumference
8113132284.2699
Area
5.2380211822536E+18
Volume
9.0180922959298E+27
Surface area
2.0952084729015E+19
Circumference
8113132284.2699
Perimeter
5164980428
Area
1667313926351441449
Diagonal
1826096342.6673
Surface area
1.0003883558109E+19
Volume
2.1529109492343E+27
Space diagonal
2236502130.3487
Perimeter
3873735321
Area
7.2196810815196E+17
Altitude
1118251065.1744
Surface area
7.2196810815196E+17
Volume
2.5372298858239E+26
Height
608698780.8891