1990354946 is an even 10-digits composite number following 1990354945
and preceding 1990354947 . In scientific notation, it is written as 1.990354946 × 10^9.
The sum of its digits is 50. It has a total of 2 prime factors and 4 positive divisors.
There are 995177472 positive integers (up to 1990354946) that are relatively prime to 1990354946.
1990354946 has 4 divisors, whose sum is 2985532422
The reverse of 1990354946 is 6494530991
Previous prime number is 2
Is Prime? no Number parity even Number length 10 Sum of Digits 50 Digital Root 5
Name
one billion nine hundred ninety million three hundred fifty-four thousand nine hundred forty-six
Scientific notation
1.990354946 × 10^9
Engineering notation
1.990354946 × 10^9
Prime Factorization
2 × 995177473
Composite number
ω Distinct Factors
2 Total number of distinct prime factors
Ω Total Factors
2 Total number of prime factors
rad Radical
1990354946 Product of the distinct prime numbers
The prime factorization of 1990354946 is 2 × 995177473.
Since it has a total of 2 prime factors.
8 , 4 , 75 , 57 , 669 , 30 , 5476 , 7083 , 55438 , 95344 , 59354 , 105443 , 8661493 , 4221157 , 15320701 , 36284550 , 952450404 , 591307359 , 5476899259 , 1249967717
n×2
3980709892
n×3
5971064838
n×4
7961419784
n×5
9951774730
n÷2
995177473
n÷3
663451648.66667
n÷3
497588736.5
n÷5
398070989.2
n2
3961512811066662916
n3
7.8848166171489E+27
n4
1.5693583752245E+37
n5
3.1235802041747E+46
2 √n44613.39424433
3 √n1257.8924509737
4 √n211.21883023142
5 √n72.407925738067
4 divisors
τ Total Divisors
4 Total number of the positive divisors of n
σ Sum of Divisors
1 Sum of all the positive divisors of n
s Aliquot Sum
-1990354945 Sum of the proper positive divisors of n
A Arithmetic Mean
0.25 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
4 Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 1990354946 can be divided by 4 positive divisors.
The sum of these divisors (counting 1990354946) is 1, the average is 0.25.
Base
System
Value
2
Binary
1110110101000100110100000000010
3
Ternary
12010201012111200212
4
Quaternary
1312220212200002
5
Quinary
13034012324241
6
Senary
525300114122
8
Octal
16650464002
10
Decimal
1990354946
12
Duodecimal
476695942
16
Hexadecimal
76a26802
20
Vigesimal
1b1je776
36
Base36
wx07pe
md5
39d641e1b27b2258cacfa46ef8850168
sha1
cac7493dfdc61049dcf23922b2d676b7873f4f52
sha256
ed5277b5a30ab1fb63c92b20ce40b3c06c9ff2bdd1444155b36134b5db19eea2
sha512
fd13f55b1734966f0653970d0a6591b2c3099062b9a104024b574aa315ed9290781d7f2d2475d55e434dcfce7b3e403d14df034865df4995eeeb94b1ad1597ef
ripemd-160
a288db7ffdf13ebcf03aca0e173e37427cb13944
Diameter
3980709892
Circumference
12505768952.779
Area
1.2445459544349E+19
Volume
3.302784261245E+28
Surface area
4.9781838177396E+19
Circumference
12505768952.779
Perimeter
7961419784
Area
3961512811066662916
Diagonal
2814786958.5696
Surface area
2.37690768664E+19
Volume
7.8848166171489E+27
Space diagonal
3447395891.568
Perimeter
5971064838
Area
1.7153853659006E+18
Altitude
1723697945.784
Surface area
1.7153853659006E+18
Volume
9.2923454973306E+26
Height
938262319.52319