20124991 is an odd 8-digits composite number following 20124990
and preceding 20124992 . In scientific notation, it is written as 2.0124991 × 10^7.
The sum of its digits is 28. It has a total of 3 prime factors and 8 positive divisors.
There are 18657408 positive integers (up to 20124991) that are relatively prime to 20124991.
20124991 has 8 divisors, whose sum is 21628080
The reverse of 20124991 is 19942102
Previous prime number is 67
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 28
Digital Root 1
Name
twenty million one hundred twenty-four thousand nine hundred ninety-one
Scientific notation
2.0124991 × 10^7
Engineering notation
2.0124991 × 10^6
Prime Factorization
17 × 67 × 17669
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
20124991
Product of the distinct prime numbers
The prime factorization of 20124991 is 17 × 67 × 17669.
Since it has a total of 3 prime factors.
5 , 10 , 57 , 53 , 971 , 619 , 5928 , 644 , 13851 , 3564 , 242465 , 877579 , 6173696 , 7494614 , 11402743 , 83588753 , 527495895 , 407237306 , 7644842750 , 2369163313
n×2
40249982
n×3
60374973
n×4
80499964
n×5
100624955
n÷2
10062495.5
n÷3
6708330.3333333
n÷3
5031247.75
n÷5
4024998.2
n2
405015262750081
n3
8.150928517708E+21
n4
1.6403736306052E+29
n5
3.3012504552566E+36
2 √n
4486.0886081307
3 √n
272.00605072324
4 √n
66.978269671071
5 √n
28.88997319976
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
-20124990
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 20124991 can be divided by 8 positive divisors.
The sum of these divisors (counting 20124991) is 1, the average is 0.125.
Base
System
Value
2
Binary
1001100110001010100111111
3
Ternary
1101212110022001
4
Quaternary
1030301110333
5
Quinary
20122444431
6
Senary
1555203131
8
Octal
114612477
10
Decimal
20124991
12
Duodecimal
68a64a7
16
Hexadecimal
133153f
20
Vigesimal
65fc9b
36
Base36
bzcjj
md5
5b4e6b2c217324287e39879bc618ae81
sha1
d13d28c4197f941445aa872b77c1cc1587112b16
sha256
9c9dfa7f306ec61d8cc7808db1e2c20c2f34766a0db72b2fe7b537923db5d943
sha512
60f2e648e0ef3d8a2611745793532bd3346e354a1078eac28935bfd3a37ac0c2433b941c28f5d83d220164d85cce8fb8a5f8ce149eda4ce9100652f94b815de0
ripemd-160
3d0f4e6adc74224ad909d4336156344dc151080b
Diameter
40249982
Circumference
126449047.75832
Area
1.2723929740474E+15
Volume
3.4142529534889E+22
Surface area
5.0895718961896E+15
Circumference
126449047.75832
Perimeter
80499964
Area
405015262750081
Diagonal
28461035.214836
Surface area
2430091576500486
Volume
8.150928517708E+21
Space diagonal
34857506.913866
Perimeter
60374973
Area
1.75376753231E+14
Altitude
17428753.456933
Surface area
1.75376753231E+14
Volume
9.6059613797303E+20
Height
9487011.7382788