1921330689 is an odd 10-digits composite number following 1921330688
and preceding 1921330690 . In scientific notation, it is written as 1.921330689 × 10^9.
The sum of its digits is 42. It has a total of 3 prime factors and 8 positive divisors.
There are 1273730976 positive integers (up to 1921330689) that are relatively prime to 1921330689.
1921330689 has 8 divisors, whose sum is 2576086560
The reverse of 1921330689 is 9860331291
Previous prime number is 179
Is Prime? no Number parity odd Number length 10 Sum of Digits 42 Digital Root 6
Name
one billion nine hundred twenty-one million three hundred thirty thousand six hundred eighty-nine
Scientific notation
1.921330689 × 10^9
Engineering notation
1.921330689 × 10^9
Prime Factorization
3 × 179 × 3577897
Composite number
ω Distinct Factors
3 Total number of distinct prime factors
Ω Total Factors
3 Total number of prime factors
rad Radical
1921330689 Product of the distinct prime numbers
The prime factorization of 1921330689 is 3 × 179 × 3577897.
Since it has a total of 3 prime factors.
9 , 9 , 57 , 5 , 697 , 246 , 9477 , 5133 , 9778 , 29122 , 646583 , 922929 , 2898571 , 4486744 , 96397437 , 49447537 , 200436380 , 177540592 , 7460279939 , 669479395
n×2
3842661378
n×3
5763992067
n×4
7685322756
n×5
9606653445
n÷2
960665344.5
n÷3
640443563
n÷3
480332672.25
n÷5
384266137.8
n2
3691511616493214721
n3
7.0926145575684E+27
n4
1.3627258014704E+37
n5
2.6182469030573E+46
2 √n43832.986311681
3 √n1243.1800721914
4 √n209.36328787942
5 √n71.898598344423
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
-1921330688 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 1921330689 can be divided by 8 positive divisors.
The sum of these divisors (counting 1921330689) is 1, the average is 0.125.
Base
System
Value
2
Binary
1110010100001010010111000000001
3
Ternary
11221220022201012220
4
Quaternary
1302201102320001
5
Quinary
12413330040224
6
Senary
514352441253
8
Octal
16241227001
10
Decimal
1921330689
12
Duodecimal
457549229
16
Hexadecimal
72852e01
20
Vigesimal
1a0866e9
36
Base36
vrws8x
md5
7c3ec3e845ff7af194064e1e1fb089f5
sha1
03e9e410cf9ec9447caf1140973aa5b0c773c063
sha256
0632e83c2fadb7689d86dd27c59c8220480856484adc0ebe479622cfac5f7621
sha512
faa21899606134f23b9d00176751358e27e90e27d23bf6b8355205c2e45151f233a624c59c8ca70ff8d1879f07b1025ae18bc73fe1328c3c15a5d40afce5c2e2
ripemd-160
27e6d59f2e1c571c3325253638dd114e7a0b0ef0
Diameter
3842661378
Circumference
12072076755.358
Area
1.1597225775016E+19
Volume
2.9709474385068E+28
Surface area
4.6388903100066E+19
Circumference
12072076755.358
Perimeter
7685322756
Area
3691511616493214721
Diagonal
2717171918.1874
Surface area
2.2149069698959E+19
Volume
7.0926145575684E+27
Space diagonal
3327842371.4893
Perimeter
5763992067
Area
1.5984714191242E+18
Altitude
1663921185.7447
Surface area
1.5984714191242E+18
Volume
8.3587264166651E+26
Height
905723972.72915