1990389432 is an even 10-digits composite number following 1990389431
and preceding 1990389433 . In scientific notation, it is written as 1.990389432 × 10^9.
The sum of its digits is 48. It has a total of 5 prime factors and 16 positive divisors.
There are 663463136 positive integers (up to 1990389432) that are relatively prime to 1990389432.
1990389432 has 16 divisors, whose sum is 4975973640
The reverse of 1990389432 is 2349830991
Previous prime number is 3
Is Prime? no
Number parity even
Number length 10
Sum of Digits 48
Digital Root 3
Name
one billion nine hundred ninety million three hundred eighty-nine thousand four hundred thirty-two
Scientific notation
1.990389432 × 10^9
Engineering notation
1.990389432 × 10^9
Prime Factorization
2 × 2 × 2 × 3 × 82932893
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
5
Total number of prime factors
rad
Radical
497597358
Product of the distinct prime numbers
The prime factorization of 1990389432 is 2 × 2 × 2 × 3 × 82932893.
Since it has a total of 5 prime factors.
7 , 10 , 42 , 63 , 989 , 759 , 4379 , 5274 , 87385 , 36865 , 790110 , 950730 , 8725889 , 9960630 , 57617127 , 94307463 , 354233513 , 205496872 , 8196829100 , 8217768851
n×2
3980778864
n×3
5971168296
n×4
7961557728
n×5
9951947160
n÷2
995194716
n÷3
663463144
n÷3
497597358
n÷5
398077886.4
n2
3961650091017282624
n3
7.8852264744426E+27
n4
1.5694671443657E+37
n5
3.1238508180168E+46
2 √n
44613.780740933
3 √n
1257.8997159138
4 √n
211.21974514929
5 √n
72.40817665235
1 , 2 , 3 , 4 , 6 , 8 , 12 , 24 , 82932893 , 165865786 , 248798679 , 331731572 , 497597358 , 663463144 , 995194716 , 1990389432
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
-1990389431
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 1990389432 can be divided by 16 positive divisors.
The sum of these divisors (counting 1990389432) is 1, the average is 0.0625.
Base
System
Value
2
Binary
1110110101000101110111010111000
3
Ternary
12010201021021000010
4
Quaternary
1312220232322320
5
Quinary
13034014430212
6
Senary
525300541520
8
Octal
16650567270
10
Decimal
1990389432
12
Duodecimal
4766b18a0
16
Hexadecimal
76a2eeb8
20
Vigesimal
1b1jidbc
36
Base36
wx0ybc
md5
74c12418c2140666c9117af981406e49
sha1
439d178eb523bc5a42ed9c1f6a0ca572fd41227f
sha256
f1880e475fbe8536ab1f47882ef0041b967ead5ce16a6240635143f4061beb78
sha512
b084db659f585a18a0a3bd4a7efe799462eaebd7b7327c4052758e935014e54e8f7172a241d661f99de6091165c8c1e5a89e7237be8a4deb2ef2b1420becf965
ripemd-160
613b0805532115aff478e6c851e2ecaf1da5b937
Diameter
3980778864
Circumference
12505985634.708
Area
1.2445890822033E+19
Volume
3.3029559418668E+28
Surface area
4.9783563288133E+19
Circumference
12505985634.708
Perimeter
7961557728
Area
3961650091017282624
Diagonal
2814835729.1385
Surface area
2.3769900546104E+19
Volume
7.8852264744426E+27
Space diagonal
3447455623.0722
Perimeter
5971168296
Area
1.715444809863E+18
Altitude
1723727811.5361
Surface area
1.715444809863E+18
Volume
9.2928285187835E+26
Height
938278576.37949