1690741985 is an odd 10-digits composite number following 1690741984
and preceding 1690741986 . In scientific notation, it is written as 1.690741985 × 10^9.
The sum of its digits is 50. It has a total of 3 prime factors and 8 positive divisors.
There are 1332405360 positive integers (up to 1690741985) that are relatively prime to 1690741985.
1690741985 has 8 divisors, whose sum is 2059172736
The reverse of 1690741985 is 5891470961
Previous prime number is 67
Is Prime? no
Number parity odd
Number length 10
Sum of Digits 50
Digital Root 5
Name
one billion six hundred ninety million seven hundred forty-one thousand nine hundred eighty-five
Scientific notation
1.690741985 × 10^9
Engineering notation
1.690741985 × 10^9
Prime Factorization
5 × 67 × 5046991
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
1690741985
Product of the distinct prime numbers
The prime factorization of 1690741985 is 5 × 67 × 5046991.
Since it has a total of 3 prime factors.
9 , 2 , 77 , 50 , 188 , 547 , 7654 , 6499 , 95563 , 32781 , 921165 , 445963 , 212913 , 9204659 , 67100490 , 97187907 , 923709019 , 4263634 , 1061889708 , 1491899371
n×2
3381483970
n×3
5072225955
n×4
6762967940
n×5
8453709925
n÷2
845370992.5
n÷3
563580661.66667
n÷3
422685496.25
n÷5
338148397
n2
2858608459841740225
n3
4.8331693417306E+27
n4
8.1716423266788E+36
n5
1.3816138768119E+46
2 √n
41118.633063369
3 √n
1191.3127205677
4 √n
202.77729918156
5 √n
70.083449152915
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
-1690741984
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 1690741985 can be divided by 8 positive divisors.
The sum of these divisors (counting 1690741985) is 1, the average is 0.125.
Base
System
Value
2
Binary
1100100110001101010110011100001
3
Ternary
11100211102120222112
4
Quaternary
1210301222303201
5
Quinary
11430312220420
6
Senary
435434245105
8
Octal
14461526341
10
Decimal
1690741985
12
Duodecimal
3b2286795
16
Hexadecimal
64c6ace1
20
Vigesimal
16872ej5
36
Base36
rymgv5
md5
fa6ae09d385b04d0501d396f2c0fd2a3
sha1
b1d9ba9e66a2eeacf3fe30371c5e70228875d4bf
sha256
d395ab8e8fe9b786207ba1dff9009f9f1a20b974da62af04f34d85fbc0eb38a1
sha512
60237f8d00965fba1a87386f2b20fb2a4b6a98efecb6c3f65e9ae3aecafa3ae727258d43a79fa2a3f56faa4c27324479445ebad73041cadc8cb082bdba143fb6
ripemd-160
e23b6bff9e6a354b243d603514ea3dfca9cfbf55
Diameter
3381483970
Circumference
10623245198.384
Area
8.9805833369284E+18
Volume
2.0245132396715E+28
Surface area
3.5922333347714E+19
Circumference
10623245198.384
Perimeter
6762967940
Area
2858608459841740225
Diagonal
2391070245.6606
Surface area
1.715165075905E+19
Volume
4.8331693417306E+27
Space diagonal
2928451020.5099
Perimeter
5072225955
Area
1.237813772848E+18
Altitude
1464225510.2549
Surface area
1.237813772848E+18
Volume
5.6959446936011E+26
Height
797023415.2202