1307788961 is an odd 10-digits composite number following 1307788960
and preceding 1307788962 . In scientific notation, it is written as 1.307788961 × 10^9.
The sum of its digits is 50. It has a total of 3 prime factors and 8 positive divisors.
There are 1297788928 positive integers (up to 1307788961) that are relatively prime to 1307788961.
1307788961 has 8 divisors, whose sum is 1317827880
The reverse of 1307788961 is 1698877031
Previous prime number is 257
Is Prime? no
Number parity odd
Number length 10
Sum of Digits 50
Digital Root 5
Name
one billion three hundred seven million seven hundred eighty-eight thousand nine hundred sixty-one
Scientific notation
1.307788961 × 10^9
Engineering notation
1.307788961 × 10^9
Prime Factorization
269 × 257 × 18917
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
1307788961
Product of the distinct prime numbers
The prime factorization of 1307788961 is 269 × 257 × 18917.
Since it has a total of 3 prime factors.
4 , 6 , 61 , 83 , 195 , 933 , 5214 , 7625 , 94804 , 38273 , 331953 , 813118 , 9784946 , 5249019 , 72921144 , 30637813 , 522350223 , 487298626 , 9035165735 , 7214735591
n×2
2615577922
n×3
3923366883
n×4
5231155844
n×5
6538944805
n÷2
653894480.5
n÷3
435929653.66667
n÷3
326947240.25
n÷5
261557792.2
n2
1710311966513459521
n3
2.2367271096725E+27
n4
2.9251670227991E+36
n5
3.8255011414979E+45
2 √n
36163.364901513
3 √n
1093.5682408348
4 √n
190.16667663267
5 √n
66.57444175316
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
-1307788960
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 1307788961 can be divided by 8 positive divisors.
The sum of these divisors (counting 1307788961) is 1, the average is 0.125.
Base
System
Value
2
Binary
1001101111100110100011010100001
3
Ternary
10101010211120012012
4
Quaternary
1031330310122201
5
Quinary
10134243221321
6
Senary
333434242305
8
Octal
11574643241
10
Decimal
1307788961
12
Duodecimal
305b86395
16
Hexadecimal
4df346a1
20
Vigesimal
108ddc81
36
Base36
lmmgf5
md5
359acf4b2423a236236db6dfc53a4bf5
sha1
14d1c553bc0b5f3c281a64df8d4527b7fc30e332
sha256
03f5006f5b536594063ebad4d846fcb6b0478ef4b9dc789a2285a1508d56d091
sha512
69ee6375b59dca42d411318123b961a2901f10c9a9d8beec15063b4217d4557d06d47341798f91dcaef26dcc60208328980281e1143b9c77ff73a345db7d8642
ripemd-160
e3be8709c217a60f6fc3168ee5a0118f3d4d3e48
Diameter
2615577922
Circumference
8217080384.6469
Area
5.3731035093454E+18
Volume
9.3691806077764E+27
Surface area
2.1492414037382E+19
Circumference
8217080384.6469
Perimeter
5231155844
Area
1710311966513459521
Diagonal
1849492885.368
Surface area
1.0261871799081E+19
Volume
2.2367271096725E+27
Space diagonal
2265156926.0297
Perimeter
3923366883
Area
7.4058680569859E+17
Altitude
1132578463.0149
Surface area
7.4058680569859E+17
Volume
2.6360081781887E+26
Height
616497628.45601