1990689983 is an odd 10-digits composite number following 1990689982
and preceding 1990689984 . In scientific notation, it is written as 1.990689983 × 10^9.
The sum of its digits is 62. It has a total of 3 prime factors and 8 positive divisors.
There are 1885498560 positive integers (up to 1990689983) that are relatively prime to 1990689983.
1990689983 has 8 divisors, whose sum is 2095927920
The reverse of 1990689983 is 3899860991
Previous prime number is 6121
Is Prime? no Number parity odd Number length 10 Sum of Digits 62 Digital Root 8
Name
one billion nine hundred ninety million six hundred eighty-nine thousand nine hundred eighty-three
Scientific notation
1.990689983 × 10^9
Engineering notation
1.990689983 × 10^9
Prime Factorization
19 × 6121 × 17117
Composite number
ω Distinct Factors
3 Total number of distinct prime factors
Ω Total Factors
3 Total number of prime factors
rad Radical
1990689983 Product of the distinct prime numbers
The prime factorization of 1990689983 is 19 × 6121 × 17117.
Since it has a total of 3 prime factors.
8 , 1 , 58 , 43 , 648 , 254 , 8109 , 6430 , 11147 , 58565 , 557207 , 323669 , 3186105 , 571320 , 2248576 , 76148396 , 418825087 , 440923447 , 7143444168 , 7319828132
n×2
3981379966
n×3
5972069949
n×4
7962759932
n×5
9953449915
n÷2
995344991.5
n÷3
663563327.66667
n÷3
497672495.75
n÷5
398137996.6
n2
3962846608416540289
n3
7.8887990475403E+27
n4
1.5704153241838E+37
n5
3.1262100550025E+46
2 √n44617.14897884
3 √n1257.9630274755
4 √n211.22771830146
5 √n72.410363263193
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
-1990689982 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 1990689983 can be divided by 8 positive divisors.
The sum of these divisors (counting 1990689983) is 1, the average is 0.125.
Base
System
Value
2
Binary
1110110101001111000010010111111
3
Ternary
12010201211112021122
4
Quaternary
1312221320102333
5
Quinary
13034104034413
6
Senary
525311221155
8
Octal
16651702277
10
Decimal
1990689983
12
Duodecimal
4768177bb
16
Hexadecimal
76a784bf
20
Vigesimal
1b21g4j3
36
Base36
wx7e7z
md5
30b54a1aec84d20325de70e2787adc3d
sha1
3f971198ac95742ecba74ee6512725cc196b74c9
sha256
20d84d1980907274e6965bc5d2de120446e882067672437b5114dfbf96b865e7
sha512
4743a02583144c7620fee7b6ce7b22edf9bd1f1eeec01968ed4b0575a37f12d46664fa74d366ae7d3c297ccf70e0f8e297d59edfa0d5bea1a2f1288bc2bb632a
ripemd-160
3f14a406bc190c3a44bc2e53d8dad00783062e32
Diameter
3981379966
Circumference
12507874052.335
Area
1.2449649792305E+19
Volume
3.3044524177865E+28
Surface area
4.9798599169219E+19
Circumference
12507874052.335
Perimeter
7962759932
Area
3962846608416540289
Diagonal
2815260772.4389
Surface area
2.3777079650499E+19
Volume
7.8887990475403E+27
Space diagonal
3447976192.6744
Perimeter
5972069949
Area
1.7159629170949E+18
Altitude
1723988096.3372
Surface area
1.7159629170949E+18
Volume
9.2970388365562E+26
Height
938420257.47962