1290142694 is an even 10-digits composite number following 1290142693
and preceding 1290142695 . In scientific notation, it is written as 1.290142694 × 10^9.
The sum of its digits is 38. It has a total of 2 prime factors and 4 positive divisors.
There are 645071346 positive integers (up to 1290142694) that are relatively prime to 1290142694.
1290142694 has 4 divisors, whose sum is 1935214044
The reverse of 1290142694 is 4962410921
Previous prime number is 2
Is Prime? no Number parity even Number length 10 Sum of Digits 38 Digital Root 2
Name
one billion two hundred ninety million one hundred forty-two thousand six hundred ninety-four
Scientific notation
1.290142694 × 10^9
Engineering notation
1.290142694 × 10^9
Prime Factorization
2 × 645071347
Composite number
ω Distinct Factors
2 Total number of distinct prime factors
Ω Total Factors
2 Total number of prime factors
rad Radical
1290142694 Product of the distinct prime numbers
The prime factorization of 1290142694 is 2 × 645071347.
Since it has a total of 2 prime factors.
8 , 3 , 69 , 87 , 113 , 383 , 2488 , 7760 , 74971 , 4595 , 292622 , 97071 , 9711079 , 8516404 , 17961840 , 69501921 , 242221545 , 138071538 , 6822300947 , 7306680422
n×2
2580285388
n×3
3870428082
n×4
5160570776
n×5
6450713470
n÷2
645071347
n÷3
430047564.66667
n÷3
322535673.5
n÷5
258028538.8
n2
1664468170881577636
n3
2.1474014500584E+27
n4
2.7704542918779E+36
n5
3.5742813637272E+45
2 √n35918.556401949
3 √n1088.6273701815
4 √n189.5219153606
5 √n66.39380360601
4 divisors
τ Total Divisors
4 Total number of the positive divisors of n
σ Sum of Divisors
1 Sum of all the positive divisors of n
s Aliquot Sum
-1290142693 Sum of the proper positive divisors of n
A Arithmetic Mean
0.25 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
4 Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 1290142694 can be divided by 4 positive divisors.
The sum of these divisors (counting 1290142694) is 1, the average is 0.25.
Base
System
Value
2
Binary
1001100111001100000001111100110
3
Ternary
10022220122001001202
4
Quaternary
1030321200033212
5
Quinary
10120234031234
6
Senary
332004122502
8
Octal
11471401746
10
Decimal
1290142694
12
Duodecimal
300096432
16
Hexadecimal
4ce603e6
20
Vigesimal
10337gee
36
Base36
lc48h2
md5
9c7fdbbecf9c5b26ae750e291441df33
sha1
c3630046d9808dd4d56db89e733f9fc1e3cec267
sha256
49037b0e77bab1c9fdc9b34497a7cbd9a43663590c61671e898c357d7bbb9c35
sha512
8b2d6e396a23af7c62ee3b8ee604f11d2cd5f08d867b8d33a995b73730b162ad90d57baaed5e87b0d1865d94ed517430edb0336b5b8dd5f809d6aa1fe988c7fd
ripemd-160
6489777c339ef4ea1c07f1104dae4ac3bd01eb0b
Diameter
2580285388
Circumference
8106205619.1059
Area
5.2290809777756E+18
Volume
8.9950141597488E+27
Surface area
2.0916323911102E+19
Circumference
8106205619.1059
Perimeter
5160570776
Area
1664468170881577636
Diagonal
1824537295.2514
Surface area
9.9868090252895E+18
Volume
2.1474014500584E+27
Space diagonal
2234592695.0218
Perimeter
3870428082
Area
7.2073585988703E+17
Altitude
1117296347.5109
Surface area
7.2073585988703E+17
Volume
2.5307368787769E+26
Height
608179098.41712