1990357890 is an even 10-digits composite number following 1990357889
and preceding 1990357891 . In scientific notation, it is written as 1.990357890 × 10^9.
The sum of its digits is 51. It has a total of 4 prime factors and 16 positive divisors.
There are 530762096 positive integers (up to 1990357890) that are relatively prime to 1990357890.
1990357890 has 16 divisors, whose sum is 4776859008
The reverse of 1990357890 is 0987530991
Previous prime number is 3
Is Prime? no Number parity even Number length 10 Sum of Digits 51 Digital Root 6
Name
one billion nine hundred ninety million three hundred fifty-seven thousand eight hundred ninety
Scientific notation
1.990357890 × 10^9
Engineering notation
1.990357890 × 10^9
Prime Factorization
2 × 5 × 3 × 66345263
Composite number
ω Distinct Factors
4 Total number of distinct prime factors
Ω Total Factors
4 Total number of prime factors
rad Radical
1990357890 Product of the distinct prime numbers
The prime factorization of 1990357890 is 2 × 5 × 3 × 66345263.
Since it has a total of 4 prime factors.
9 , 2 , 49 , 98 , 167 , 305 , 1935 , 2102 , 2866 , 65005 , 916446 , 876893 , 7664620 , 2619426 , 61985552 , 18977655 , 118943858 , 360213630 , 2317217627 , 437411849
n×2
3980715780
n×3
5971073670
n×4
7961431560
n×5
9951789450
n÷2
995178945
n÷3
663452630
n÷3
497589472.5
n÷5
398071578
n2
3961524530285252100
n3
7.8848516052818E+27
n4
1.5693676604052E+37
n5
3.1236033051983E+46
2 √n44613.427238893
3 √n1257.8930711702
4 √n211.21890833657
5 √n72.407947158247
1 , 2 , 3 , 5 , 6 , 10 , 15 , 30 , 66345263 , 132690526 , 199035789 , 331726315 , 398071578 , 663452630 , 995178945 , 1990357890
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
-1990357889 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 1990357890 can be divided by 16 positive divisors.
The sum of these divisors (counting 1990357890) is 1, the average is 0.0625.
Base
System
Value
2
Binary
1110110101000100111001110000010
3
Ternary
12010201012122201220
4
Quaternary
1312220213032002
5
Quinary
13034012423030
6
Senary
525300135510
8
Octal
16650471602
10
Decimal
1990357890
12
Duodecimal
476697596
16
Hexadecimal
76a27382
20
Vigesimal
1b1jeeea
36
Base36
wx09z6
md5
5a6aca61c0782141c868c417a515f026
sha1
b2fe237a09e20fcaa4e2d4452ac7b3d540224889
sha256
ba657950c9b68e718991eebd6d4e3d4d8e27556e14e8e518100e1b70523ff0b6
sha512
e50bbe79668d821448af2d5559f2b53b01a723412426dee19a23eb8c9372d4c6cad85616905c1b053a454c9445cd7c27c7d51aa3f60d3280a623614080f5b829
ripemd-160
be66fc5448c70f939f6c24aecd26f4ea4c3e1f26
Diameter
3980715780
Circumference
12505787450.477
Area
1.244549636136E+19
Volume
3.3027989170399E+28
Surface area
4.978198544544E+19
Circumference
12505787450.477
Perimeter
7961431560
Area
3961524530285252100
Diagonal
2814791122.0143
Surface area
2.3769147181712E+19
Volume
7.8848516052818E+27
Space diagonal
3447400990.7256
Perimeter
5971073670
Area
1.7153904404711E+18
Altitude
1723700495.3628
Surface area
1.7153904404711E+18
Volume
9.2923867312407E+26
Height
938263707.3381