990697188 is an even 9-digits composite number following 990697187
and preceding 990697189 . In scientific notation, it is written as 9.90697188 × 10^8.
The sum of its digits is 57. It has a total of 4 prime factors and 12 positive divisors.
There are 294317184 positive integers (up to 990697188) that are relatively prime to 990697188.
990697188 has 12 divisors, whose sum is 1735260912
The reverse of 990697188 is 881796099
Previous prime number is 1131
Is Prime? no
Number parity even
Number length 9
Sum of Digits 57
Digital Root 3
Name
nine hundred ninety million six hundred ninety-seven thousand one hundred eighty-eight
Scientific notation
9.90697188 × 10^8
Engineering notation
9.90697188 × 10^6
Prime Factorization
2 × 2 × 1131 × 218987
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
4
Total number of prime factors
rad
Radical
495348594
Product of the distinct prime numbers
The prime factorization of 990697188 is 2 × 2 × 1131 × 218987.
Since it has a total of 4 prime factors.
1 , 10 , 22 , 68 , 103 , 45 , 6453 , 7254 , 47944 , 46503 , 429025 , 673623 , 2215624 , 4889752 , 61688157 , 68052168 , 962299431 , 924215449 , 3590351706 , 5296419068
n×2
1981394376
n×3
2972091564
n×4
3962788752
n×5
4953485940
n÷2
495348594
n÷3
330232396
n÷3
247674297
n÷5
198139437.6
n2
981480918311107344
n3
9.7235038584647E+26
n4
9.6330479300881E+35
n5
9.5434334962075E+44
2 √n
31475.342539836
3 √n
996.88939684727
4 √n
177.4129153693
5 √n
62.977901606577
1 , 2 , 4 , 1131 , 2262 , 4524 , 218987 , 437974 , 875948 , 247674297 , 495348594 , 990697188
12 divisors
τ
Total Divisors
12
Total number of the positive divisors of n
σ
Sum of Divisors
1
Sum of all the positive divisors of n
s
Aliquot Sum
-990697187
Sum of the proper positive divisors of n
A
Arithmetic Mean
0.083333333333333
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
12
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 990697188 can be divided by 12 positive divisors.
The sum of these divisors (counting 990697188) is 1, the average is 0.083333333333333.
Base
System
Value
2
Binary
111011000011001101011011100100
3
Ternary
2120001011122001110
4
Quaternary
323003031123210
5
Quinary
4012104302223
6
Senary
242150025020
8
Octal
7303153344
10
Decimal
990697188
12
Duodecimal
237948170
16
Hexadecimal
3b0cd6e4
20
Vigesimal
f9bh2j8
36
Base36
gdu2uc
md5
e68958157aec810840acb4750ebc0396
sha1
0b11a74be4a3d2471e9f9edf13a9df39ae1d60fb
sha256
ef7e0cb98153b0bf0ad82327c866a42cd35711b95b1f19a19d69787a352f086d
sha512
8e52350f802628cfdf5b1d7a3c2e1884e85077130a0660b1d4012e81af6556d4e812c6ed90a8ec8bef6f0cfb5dcd60eef03840b5079af685b74e3504d33f5921
ripemd-160
87840b867c5c3b2e795e0c2cafdf347c2a23822c
Diameter
1981394376
Circumference
6224734015.5057
Area
3.0834132426047E+18
Volume
4.072971771854E+27
Surface area
1.2333652970419E+19
Circumference
6224734015.5057
Perimeter
3962788752
Area
981480918311107344
Diagonal
1401057399.4745
Surface area
5888885509866644064
Volume
9.7235038584647E+26
Space diagonal
1715937864.5316
Perimeter
2972091564
Area
4.2499370429355E+17
Altitude
857968932.26581
Surface area
4.2499370429355E+17
Volume
1.1459259192023E+26
Height
467019133.15816