1990990542 is an even 10-digits composite number following 1990990541
and preceding 1990990543 . In scientific notation, it is written as 1.990990542 × 10^9.
The sum of its digits is 48. It has a total of 4 prime factors and 16 positive divisors.
There are 663104832 positive integers (up to 1990990542) that are relatively prime to 1990990542.
1990990542 has 16 divisors, whose sum is 3985333200
The reverse of 1990990542 is 2450990991
Previous prime number is 1193
Is Prime? no Number parity even Number length 10 Sum of Digits 48 Digital Root 3
Name
one billion nine hundred ninety million nine hundred ninety thousand five hundred forty-two
Scientific notation
1.990990542 × 10^9
Engineering notation
1.990990542 × 10^9
Prime Factorization
2 × 3 × 1193 × 278149
Composite number
ω Distinct Factors
4 Total number of distinct prime factors
Ω Total Factors
4 Total number of prime factors
rad Radical
1990990542 Product of the distinct prime numbers
The prime factorization of 1990990542 is 2 × 3 × 1193 × 278149.
Since it has a total of 4 prime factors.
6 , 2 , 68 , 36 , 129 , 554 , 2974 , 5344 , 60956 , 9940 , 901125 , 819809 , 6980165 , 252655 , 74202433 , 52583881 , 434141797 , 295605042 , 4994193520 , 7205150056
n×2
3981981084
n×3
5972971626
n×4
7963962168
n×5
9954952710
n÷2
995495271
n÷3
663663514
n÷3
497747635.5
n÷5
398198108.4
n2
3964043338333453764
n3
7.8923727947E+27
n4
1.5713639588186E+37
n5
3.1285707800475E+46
2 √n44620.517052136
3 √n1258.02633435
4 √n211.23569076303
5 √n72.412549668139
1 , 2 , 3 , 6 , 1193 , 2386 , 3579 , 7158 , 278149 , 556298 , 834447 , 1668894 , 331831757 , 663663514 , 995495271 , 1990990542
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
-1990990541 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 1990990542 can be divided by 16 positive divisors.
The sum of these divisors (counting 1990990542) is 1, the average is 0.0625.
Base
System
Value
2
Binary
1110110101011000001101011001110
3
Ternary
12010202101210120110
4
Quaternary
1312223001223032
5
Quinary
13034143144132
6
Senary
525321500450
8
Octal
16653015316
10
Decimal
1990990542
12
Duodecimal
476941726
16
Hexadecimal
76ac1ace
20
Vigesimal
1b23dg72
36
Base36
wxdu4u
md5
c525359c80f51283b2ae1b11e9462f88
sha1
424afe1edae3520ee7d7278d1b5d136a567357c6
sha256
96099e28a1bd1d2dd0f5dbd948956e55a45f0c8056070122d43d638ff0722ab0
sha512
d5d4b188d82ae8bbef91b7fd223bf89afb601af9f96dfa3cfc65daf200822f549034d1e11a353e3342ea545e028d49582a4aa77c1d641bd96d7019a449b4b583
ripemd-160
7b8bb7dfa0eba462fea12cfacd1024e3954644ac
Diameter
3981981084
Circumference
12509762520.228
Area
1.245340943022E+19
Volume
3.3059493854962E+28
Surface area
4.981363772088E+19
Circumference
12509762520.228
Perimeter
7963962168
Area
3964043338333453764
Diagonal
2815685827.053
Surface area
2.3784260030001E+19
Volume
7.8923727947E+27
Space diagonal
3448496776.1331
Perimeter
5972971626
Area
1.7164811163496E+18
Altitude
1724248388.0665
Surface area
1.7164811163496E+18
Volume
9.3012505379743E+26
Height
938561942.35099