1307890991 is an odd 10-digits composite number following 1307890990
and preceding 1307890992 . In scientific notation, it is written as 1.307890991 × 10^9.
The sum of its digits is 47. It has a total of 3 prime factors and 8 positive divisors.
There are 1188183640 positive integers (up to 1307890991) that are relatively prime to 1307890991.
1307890991 has 8 divisors, whose sum is 1427760000
The reverse of 1307890991 is 1990987031
Previous prime number is 1499
Is Prime? no
Number parity odd
Number length 10
Sum of Digits 47
Digital Root 2
Name
one billion three hundred seven million eight hundred ninety thousand nine hundred ninety-one
Scientific notation
1.307890991 × 10^9
Engineering notation
1.307890991 × 10^9
Prime Factorization
11 × 1499 × 79319
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
1307890991
Product of the distinct prime numbers
The prime factorization of 1307890991 is 11 × 1499 × 79319.
Since it has a total of 3 prime factors.
7 , 3 , 42 , 97 , 552 , 479 , 8261 , 4746 , 5874 , 35639 , 268668 , 827014 , 229074 , 693830 , 9036228 , 28839302 , 101979294 , 603328312 , 3916535422 , 8133549550
n×2
2615781982
n×3
3923672973
n×4
5231563964
n×5
6539454955
n÷2
653945495.5
n÷3
435963663.66667
n÷3
326972747.75
n÷5
261578198.2
n2
1710578844338962081
n3
2.2372506599061E+27
n4
2.9260799827E+36
n5
3.8269936483188E+45
2 √n
36164.775555781
3 √n
1093.5966791301
4 √n
190.17038559087
5 √n
66.575480510716
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
-1307890990
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 1307890991 can be divided by 8 positive divisors.
The sum of these divisors (counting 1307890991) is 1, the average is 0.125.
Base
System
Value
2
Binary
1001101111101001101010100101111
3
Ternary
10101011000202011002
4
Quaternary
1031331031110233
5
Quinary
10134310002431
6
Senary
333440350515
8
Octal
11575152457
10
Decimal
1307890991
12
Duodecimal
30601543b
16
Hexadecimal
4df4d52f
20
Vigesimal
108e679b
36
Base36
lmon5b
md5
a8f717fbb025c3ca3ce1437d8db4fa90
sha1
8adf85dcce5c47f4dad8b55f9034d1a01456f09f
sha256
f770d5db45386c1241f3c5c90fcc63120f465bc5de70ee7cf954877ade87f202
sha512
86b739d0a2027b63fccf4daa5cb836851996a988b10748a1c2d55ceedc6e751138a769bfe67469cba90ab828f2363d6ddc692d398db691eead2e211af943c90f
ripemd-160
b0625557651ce115eec96da530f84898f0d7c1b4
Diameter
2615781982
Circumference
8217721458.0437
Area
5.3739419307614E+18
Volume
9.3713736498666E+27
Surface area
2.1495767723046E+19
Circumference
8217721458.0437
Perimeter
5231563964
Area
1710578844338962081
Diagonal
1849637177.5778
Surface area
1.0263473066034E+19
Volume
2.2372506599061E+27
Space diagonal
2265333647.1736
Perimeter
3923672973
Area
7.4070236718688E+17
Altitude
1132666823.5868
Surface area
7.4070236718688E+17
Volume
2.6366251880562E+26
Height
616545725.85926