1990717689 is an odd 10-digits composite number following 1990717688
and preceding 1990717690 . In scientific notation, it is written as 1.990717689 × 10^9.
The sum of its digits is 57. It has a total of 4 prime factors and 16 positive divisors.
There are 1268805648 positive integers (up to 1990717689) that are relatively prime to 1990717689.
1990717689 has 16 divisors, whose sum is 2771085312
The reverse of 1990717689 is 9867170991
Previous prime number is 2383
Is Prime? no Number parity odd Number length 10 Sum of Digits 57 Digital Root 3
Name
one billion nine hundred ninety million seven hundred seventeen thousand six hundred eighty-nine
Scientific notation
1.990717689 × 10^9
Engineering notation
1.990717689 × 10^9
Prime Factorization
3 × 23 × 2383 × 12107
Composite number
ω Distinct Factors
4 Total number of distinct prime factors
Ω Total Factors
4 Total number of prime factors
rad Radical
1990717689 Product of the distinct prime numbers
The prime factorization of 1990717689 is 3 × 23 × 2383 × 12107.
Since it has a total of 4 prime factors.
6 , 6 , 2 , 21 , 40 , 304 , 5115 , 116 , 80695 , 52458 , 562397 , 458263 , 6151370 , 3721385 , 61050124 , 44387810 , 257652725 , 33815027 , 9069803867 , 785314799
n×2
3981435378
n×3
5972153067
n×4
7962870756
n×5
9953588445
n÷2
995358844.5
n÷3
663572563
n÷3
497679422.25
n÷5
398143537.8
n2
3962956917297500721
n3
7.889128436009E+27
n4
1.5705027528356E+37
n5
3.126427610693E+46
2 √n44617.459463757
3 √n1257.9688634691
4 √n211.22845325324
5 √n72.410564820479
1 , 3 , 23 , 69 , 2383 , 7149 , 12107 , 36321 , 54809 , 164427 , 278461 , 835383 , 28850981 , 86552943 , 663572563 , 1990717689
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
-1990717688 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 1990717689 can be divided by 16 positive divisors.
The sum of these divisors (counting 1990717689) is 1, the average is 0.0625.
Base
System
Value
2
Binary
1110110101001111111000011111001
3
Ternary
12010201212221021210
4
Quaternary
1312221333003321
5
Quinary
13034110431224
6
Senary
525311553333
8
Octal
16651770371
10
Decimal
1990717689
12
Duodecimal
47682b849
16
Hexadecimal
76a7f0f9
20
Vigesimal
1b21je49
36
Base36
wx7zll
md5
5407bf72b297044fb748db015bf1f830
sha1
71bfa0e86317713a9e03da84dd51d3a3dacfa7be
sha256
29b1edc230f50025e1ed8e6da78b3d1e3e981afd9fb8dfdb791b458e37152ab3
sha512
29ec6e7728ebba071ed19b27aad3087a54bc55c357db663d710527097c259abef4e166b52eea2d0c2f35b9c30981e5533dfbe53474a844cb87f581bfda843324
ripemd-160
8262fde3a9c965f1457db4ef5849c73189fc0623
Diameter
3981435378
Circumference
12508048134.267
Area
1.2449996337875E+19
Volume
3.3045903917056E+28
Surface area
4.9799985351499E+19
Circumference
12508048134.267
Perimeter
7962870756
Area
3962956917297500721
Diagonal
2815299954.6398
Surface area
2.3777741503785E+19
Volume
7.889128436009E+27
Space diagonal
3448024180.8741
Perimeter
5972153067
Area
1.7160106822415E+18
Altitude
1724012090.437
Surface area
1.7160106822415E+18
Volume
9.2974270245894E+26
Height
938433318.21328