1291003085 is an odd 10-digits composite number following 1291003084
and preceding 1291003086 . In scientific notation, it is written as 1.291003085 × 10^9.
The sum of its digits is 29. It has a total of 4 prime factors and 16 positive divisors.
There are 1006525440 positive integers (up to 1291003085) that are relatively prime to 1291003085.
1291003085 has 16 divisors, whose sum is 1589087280
The reverse of 1291003085 is 5803001921
Previous prime number is 109
Is Prime? no
Number parity odd
Number length 10
Sum of Digits 29
Digital Root 2
Name
one billion two hundred ninety-one million three thousand eighty-five
Scientific notation
1.291003085 × 10^9
Engineering notation
1.291003085 × 10^9
Prime Factorization
5 × 61 × 109 × 38833
Composite number
ω
Distinct Factors
4
Total number of distinct prime factors
Ω
Total Factors
4
Total number of prime factors
rad
Radical
1291003085
Product of the distinct prime numbers
The prime factorization of 1291003085 is 5 × 61 × 109 × 38833.
Since it has a total of 4 prime factors.
8 , 5 , 60 , 69 , 638 , 177 , 3753 , 9683 , 44965 , 50772 , 289972 , 54896 , 4966045 , 5773608 , 88511717 , 28230696 , 356951810 , 896327423 , 6522709836 , 551513176
n×2
2582006170
n×3
3873009255
n×4
5164012340
n×5
6455015425
n÷2
645501542.5
n÷3
430334361.66667
n÷3
322750771.25
n÷5
258200617
n2
1666688965479517225
n3
2.1517005961695E+27
n4
2.7778521076512E+36
n5
3.5862156406514E+45
2 √n
35930.531376533
3 √n
1088.8693168174
4 √n
189.55350531323
5 √n
66.402656797051
1 , 5 , 61 , 109 , 305 , 545 , 6649 , 33245 , 38833 , 194165 , 2368813 , 4232797 , 11844065 , 21163985 , 258200617 , 1291003085
16 divisors
τ
Total Divisors
16
Total number of the positive divisors of n
σ
Sum of Divisors
1
Sum of all the positive divisors of n
s
Aliquot Sum
-1291003084
Sum of the proper positive divisors of n
A
Arithmetic Mean
0.0625
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
16
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 1291003085 can be divided by 16 positive divisors.
The sum of these divisors (counting 1291003085) is 1, the average is 0.0625.
Base
System
Value
2
Binary
1001100111100110010010011001101
3
Ternary
10022222020202022002
4
Quaternary
1030330302103031
5
Quinary
10120444044320
6
Senary
332034402045
8
Octal
11474622315
10
Decimal
1291003085
12
Duodecimal
300430325
16
Hexadecimal
4cf324cd
20
Vigesimal
1038f7e5
36
Base36
lcmoct
md5
5a85cb09e074aff30bff95cae146042e
sha1
320c2c89acbe5ff56994658a6b7fe30981d66edd
sha256
0133825768ebeeed7014f6aa22d89a2f80ec6fe93859c11efc8a054b9405442a
sha512
7804875501b2963fc6cc3a8004f4bd2b87942b3e4ba501151a1b2ef793d1f02282d3fa0e243fa058d0f93d9eaf305ad790c6ceaabca1efb7aa6ff63ca01f267a
ripemd-160
1a74d52c9b2c651d3072e13fcb5ff16a5a3c3bba
Diameter
2582006170
Circumference
8111611615.1955
Area
5.2360578097696E+18
Volume
9.0130223808679E+27
Surface area
2.0944231239078E+19
Circumference
8111611615.1955
Perimeter
5164012340
Area
1666688965479517225
Diagonal
1825754071.8725
Surface area
1.0000133792877E+19
Volume
2.1517005961695E+27
Space diagonal
2236082935.9482
Perimeter
3873009255
Area
7.2169749215623E+17
Altitude
1118041467.9741
Surface area
7.2169749215623E+17
Volume
2.5358034710577E+26
Height
608584690.62417