49389991 is an odd 8-digits composite number following 49389990
and preceding 49389992 . In scientific notation, it is written as 4.9389991 × 10^7.
The sum of its digits is 52. It has a total of 2 prime factors and 4 positive divisors.
There are 42334236 positive integers (up to 49389991) that are relatively prime to 49389991.
49389991 has 4 divisors, whose sum is 50398000
The reverse of 49389991 is 19998394
Previous prime number is 49
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 52
Digital Root 7
Name
forty-nine million three hundred eighty-nine thousand nine hundred ninety-one
Scientific notation
4.9389991 × 10^7
Engineering notation
4.9389991 × 10^6
Prime Factorization
49 × 1007959
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
49389991
Product of the distinct prime numbers
The prime factorization of 49389991 is 49 × 1007959.
Since it has a total of 2 prime factors.
10 , 9 , 75 , 56 , 348 , 15 , 4880 , 7519 , 89596 , 14719 , 145868 , 267073 , 2301156 , 116928 , 79920130 , 94743089 , 65058916 , 418173036 , 3225922539 , 7770746278
n×2
98779982
n×3
148169973
n×4
197559964
n×5
246949955
n÷2
24694995.5
n÷3
16463330.333333
n÷3
12347497.75
n÷5
9877998.2
n2
2439371210980081
n3
1.2048052215597E+23
n4
5.9505319049584E+30
n5
2.9389671723111E+38
2 √n
7027.8012920116
3 √n
366.89882056637
4 √n
83.831982512712
5 √n
34.572261509417
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
-49389990
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 49389991 can be divided by 4 positive divisors.
The sum of these divisors (counting 49389991) is 1, the average is 0.25.
Base
System
Value
2
Binary
10111100011010000110100111
3
Ternary
10102221021022221
4
Quaternary
2330122012213
5
Quinary
100120434431
6
Senary
4522333211
8
Octal
274320647
10
Decimal
49389991
12
Duodecimal
1465a207
16
Hexadecimal
2f1a1a7
20
Vigesimal
f8dejb
36
Base36
telk7
md5
183d9ff4b9bb5a1cccde04e7426acf00
sha1
3182b2e2bbdfc0cd5dc511eb7a90317da86e148d
sha256
0634554800bbfc71f0f3028bd8dd787d4952ef21c926906565c3da6baebc1895
sha512
9bce51ebdd82058acf55693f697b5d061836ed27a013fa5904d2af24230161ca1504045679fe362754a28e3d69813a1fc7ad6a6a254b9a7bf7097d4f85372784
ripemd-160
b06576e73dbcb56b341082915494990cc862c665
Diameter
98779982
Circumference
310326465.77293
Area
7.6635106757935E+15
Volume
5.0466763107446E+23
Surface area
3.0654042703174E+16
Circumference
310326465.77293
Perimeter
197559964
Area
2439371210980081
Diagonal
69847995.117685
Surface area
14636227265880486
Volume
1.2048052215597E+23
Space diagonal
85545973.79737
Perimeter
148169973
Area
1.0562787189846E+15
Altitude
42772986.898685
Surface area
1.0562787189846E+15
Volume
1.4198765702897E+22
Height
23282665.039228