1990361485 is an odd 10-digits composite number following 1990361484
and preceding 1990361486 . In scientific notation, it is written as 1.990361485 × 10^9.
The sum of its digits is 46. It has a total of 3 prime factors and 8 positive divisors.
There are 1361371968 positive integers (up to 1990361485) that are relatively prime to 1990361485.
1990361485 has 8 divisors, whose sum is 2052400032
The reverse of 1990361485 is 5841630991
Previous prime number is 397
Is Prime? no
Number parity odd
Number length 10
Sum of Digits 46
Digital Root 1
Name
one billion nine hundred ninety million three hundred sixty-one thousand four hundred eighty-five
Scientific notation
1.990361485 × 10^9
Engineering notation
1.990361485 × 10^9
Prime Factorization
35 × 397 × 143243
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
1990361485
Product of the distinct prime numbers
The prime factorization of 1990361485 is 35 × 397 × 143243.
Since it has a total of 3 prime factors.
2 , 6 , 75 , 47 , 804 , 873 , 2282 , 5903 , 26649 , 83853 , 48416 , 25793 , 4359652 , 7162315 , 94571906 , 3522309 , 885173718 , 52133463 , 1656933588 , 1700184921
n×2
3980722970
n×3
5971084455
n×4
7961445940
n×5
9951807425
n÷2
995180742.5
n÷3
663453828.33333
n÷3
497590371.25
n÷5
398072297
n2
3961538840971405225
n3
7.884894330401E+27
n4
1.5693789988525E+37
n5
3.1236315146839E+46
2 √n
44613.467529436
3 √n
1257.8938285085
4 √n
211.21900371282
5 √n
72.407973314988
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
-1990361484
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 1990361485 can be divided by 8 positive divisors.
The sum of these divisors (counting 1990361485) is 1, the average is 0.125.
Base
System
Value
2
Binary
1110110101000101000000110001101
3
Ternary
12010201012211200001
4
Quaternary
1312220220012031
5
Quinary
13034013031420
6
Senary
525300204301
8
Octal
16650500615
10
Decimal
1990361485
12
Duodecimal
476699691
16
Hexadecimal
76a2818d
20
Vigesimal
1b1jf3e5
36
Base36
wx0cr1
md5
c1de5294e70a1c7e8cf99f59d183d03a
sha1
090260d0cb31fda4b917e1037571675d0eae31cd
sha256
4165ffc7d297ffed3702ca3a980fe446600d90e86658d7ade12790cce01e6e14
sha512
52658e7c2d4290163d9d27dab9853a23f1ee50701d251904cc00bc91c7d702468ea5413270e7c0084f5871404fdefcf9ecd0bb08b2114444b56e47283a411a72
ripemd-160
420c4cefd41d6eb4a6909c4b5af643ef2dad1e44
Diameter
3980722970
Circumference
12505810038.528
Area
1.2445541319706E+19
Volume
3.302816813696E+28
Surface area
4.9782165278826E+19
Circumference
12505810038.528
Perimeter
7961445940
Area
3961538840971405225
Diagonal
2814796206.1121
Surface area
2.3769233045828E+19
Volume
7.884894330401E+27
Space diagonal
3447407217.4482
Perimeter
5971084455
Area
1.71539663718E+18
Altitude
1723703608.7241
Surface area
1.71539663718E+18
Volume
9.2924370832765E+26
Height
938265402.03735