1290145105 is an odd 10-digits composite number following 1290145104
and preceding 1290145106 . In scientific notation, it is written as 1.290145105 × 10^9.
The sum of its digits is 28. It has a total of 3 prime factors and 8 positive divisors.
There are 1019791872 positive integers (up to 1290145105) that are relatively prime to 1290145105.
1290145105 has 8 divisors, whose sum is 1548619200
The reverse of 1290145105 is 5015410921
Previous prime number is 70519
Is Prime? no Number parity odd Number length 10 Sum of Digits 28 Digital Root 1
Name
one billion two hundred ninety million one hundred forty-five thousand one hundred five
Scientific notation
1.290145105 × 10^9
Engineering notation
1.290145105 × 10^9
Prime Factorization
5 × 70519 × 3659
Composite number
ω Distinct Factors
3 Total number of distinct prime factors
Ω Total Factors
3 Total number of prime factors
rad Radical
1290145105 Product of the distinct prime numbers
The prime factorization of 1290145105 is 5 × 70519 × 3659.
Since it has a total of 3 prime factors.
1 , 7 , 29 , 29 , 816 , 61 , 3504 , 3758 , 65046 , 42438 , 948160 , 638026 , 1181237 , 5945396 , 40666912 , 10935591 , 911321241 , 248866549 , 4934540772 , 3785047765
n×2
2580290210
n×3
3870435315
n×4
5160580420
n×5
6450725525
n÷2
645072552.5
n÷3
430048368.33333
n÷3
322536276.25
n÷5
258029021
n2
1664474391955461025
n3
2.1474134891792E+27
n4
2.7704750014755E+36
n5
3.5743147616785E+45
2 √n35918.589963973
3 √n1088.6280483181
4 √n189.52200390449
5 √n66.393828421147
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
-1290145104 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 1290145105 can be divided by 8 positive divisors.
The sum of these divisors (counting 1290145105) is 1, the average is 0.125.
Base
System
Value
2
Binary
1001100111001100000110101010001
3
Ternary
10022220122011101001
4
Quaternary
1030321200311101
5
Quinary
10120234120410
6
Senary
332004142001
8
Octal
11471406521
10
Decimal
1290145105
12
Duodecimal
300097901
16
Hexadecimal
4ce60d51
20
Vigesimal
103382f5
36
Base36
lc4ac1
md5
fe68c401cb4f74caa017379803ce7bc1
sha1
267e03746d58f424c052ecc9d63e241096423409
sha256
5f755af09e5a95531fb435e8268ebdaf0703738a3e8636f779ee8e9846533b9f
sha512
c7e125cf698cf6ea79724d4e4c583581ab382d82f1760c6d9510a4745ad90797a8a957eba6e57e357b25272d0db294021be498432a742c12538ce7f566a62faa
ripemd-160
9e473dc85a26101d23bf44d55c18d21a353de72f
Diameter
2580290210
Circumference
8106220767.8657
Area
5.2291005218556E+18
Volume
8.9950645891E+27
Surface area
2.0916402087422E+19
Circumference
8106220767.8657
Perimeter
5160580420
Area
1664474391955461025
Diagonal
1824540704.9203
Surface area
9.9868463517328E+18
Volume
2.1474134891792E+27
Space diagonal
2234596870.9963
Perimeter
3870435315
Area
7.2073855369104E+17
Altitude
1117298435.4981
Surface area
7.2073855369104E+17
Volume
2.5307510670168E+26
Height
608180234.97342