1990361488 is an even 10-digits composite number following 1990361487
and preceding 1990361489 . In scientific notation, it is written as 1.990361488 × 10^9.
The sum of its digits is 49. It has a total of 6 prime factors and 20 positive divisors.
There are 951911840 positive integers (up to 1990361488) that are relatively prime to 1990361488.
1990361488 has 20 divisors, whose sum is 4023992448
The reverse of 1990361488 is 8841630991
Previous prime number is 23
Is Prime? no Number parity even Number length 10 Sum of Digits 49 Digital Root 4
Name
one billion nine hundred ninety million three hundred sixty-one thousand four hundred eighty-eight
Scientific notation
1.990361488 × 10^9
Engineering notation
1.990361488 × 10^9
Prime Factorization
2 × 2 × 2 × 2 × 23 × 5408591
Composite number
ω Distinct Factors
3 Total number of distinct prime factors
Ω Total Factors
6 Total number of prime factors
rad Radical
248795186 Product of the distinct prime numbers
The prime factorization of 1990361488 is 2 × 2 × 2 × 2 × 23 × 5408591.
Since it has a total of 6 prime factors.
2 , 6 , 72 , 70 , 453 , 291 , 97 , 4948 , 90386 , 97807 , 929809 , 14784 , 9617101 , 2024879 , 58594837 , 59697062 , 384186057 , 953641655 , 9443629956 , 7829330688
n×2
3980722976
n×3
5971084464
n×4
7961445952
n×5
9951807440
n÷2
995180744
n÷3
663453829.33333
n÷3
497590372
n÷5
398072297.6
n2
3961538852913574144
n3
7.8848943660549E+27
n4
1.5693790083144E+37
n5
3.1236315382246E+46
2 √n44613.467563058
3 √n1257.8938291405
4 √n211.21900379241
5 √n72.407973336816
1 , 2 , 4 , 8 , 16 , 23 , 46 , 92 , 184 , 368 , 5408591 , 10817182 , 21634364 , 43268728 , 86537456 , 124397593 , 248795186 , 497590372 , 995180744 , 1990361488
20 divisors
τ Total Divisors
20 Total number of the positive divisors of n
σ Sum of Divisors
1 Sum of all the positive divisors of n
s Aliquot Sum
-1990361487 Sum of the proper positive divisors of n
A Arithmetic Mean
0.05 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
20 Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 1990361488 can be divided by 20 positive divisors.
The sum of these divisors (counting 1990361488) is 1, the average is 0.05.
Base
System
Value
2
Binary
1110110101000101000000110010000
3
Ternary
12010201012211200011
4
Quaternary
1312220220012100
5
Quinary
13034013031423
6
Senary
525300204304
8
Octal
16650500620
10
Decimal
1990361488
12
Duodecimal
476699694
16
Hexadecimal
76a28190
20
Vigesimal
1b1jf3e8
36
Base36
wx0cr4
md5
90236fe8bba890b95cd65ce687dfb008
sha1
5c7912c399736bb5ed0091f6542f7e5ed654e1af
sha256
6e81768bff291b0885d5761adbc15aad766d49a041d3c100d59f8147e61a548b
sha512
a288d063534b9017f9849b71b93eb5eb59c6cf59b13bde9f4ff0acb1a31ff11ca138b6703d2d9d2d62866cf49a192125f7cdccb719a725f54f5465f25be1ede4
ripemd-160
85b38b916dad60326d3e8c7bf89c504233d482b3
Diameter
3980722976
Circumference
12505810057.378
Area
1.2445541357224E+19
Volume
3.3028168286306E+28
Surface area
4.9782165428895E+19
Circumference
12505810057.378
Perimeter
7961445952
Area
3961538852913574144
Diagonal
2814796210.3547
Surface area
2.3769233117481E+19
Volume
7.8848943660549E+27
Space diagonal
3447407222.6444
Perimeter
5971084464
Area
1.7153966423511E+18
Altitude
1723703611.3222
Surface area
1.7153966423511E+18
Volume
9.292437125295E+26
Height
938265403.45156