20101247 is an odd 8-digits prime number following 20101246
and preceding 20101248 . In scientific notation, it is written as 2.0101247 × 10^7.
The sum of its digits is 17. It has a total of 1 prime factors and 2 positive divisors.
There are 20101246 positive integers (up to 20101247) that are relatively prime to 20101247.
20101247 has 2 divisors, whose sum is 20101248
The reverse of 20101247 is 74210102
Previous prime number is 1
Is Prime? yes
Number parity odd
Number length 8
Sum of Digits 17
Digital Root 8
Name
twenty million one hundred one thousand two hundred forty-seven
Scientific notation
2.0101247 × 10^7
Engineering notation
2.0101247 × 10^6
Prime Factorization
20101247
Composite number
ω
Distinct Factors
1
Total number of distinct prime factors
Ω
Total Factors
1
Total number of prime factors
rad
Radical
20101247
Product of the distinct prime numbers
The prime factorization of 20101247 is 20101247.
Since it has a total of 1 prime factors.
8 , 8 , 38 , 99 , 22 , 829 , 4530 , 4958 , 45201 , 16487 , 962712 , 426902 , 6359454 , 584123 , 99496266 , 62624877 , 387828790 , 849302598 , 9952137515 , 9172331142
n×2
40202494
n×3
60303741
n×4
80404988
n×5
100506235
n÷2
10050623.5
n÷3
6700415.6666667
n÷3
5025311.75
n÷5
4020249.4
n2
404060130955009
n3
8.122112495179E+21
n4
1.6326458942738E+29
n5
3.2818218384333E+36
2 √n
4483.441423728
3 √n
271.89903529966
4 √n
66.958505238155
5 √n
28.883152948459
2 divisors
τ
Total Divisors
2
Total number of the positive divisors of n
σ
Sum of Divisors
20101248
Sum of all the positive divisors of n
s
Aliquot Sum
1
Sum of the proper positive divisors of n
A
Arithmetic Mean
10050624
Returns the sum of divisors (σ(n )) divided by the total number of divisors (τ(n ))
G
Geometric Mean
4483.4415352495
Returns the nth root of the product of n divisors
H
Harmonic Mean
1.9999999005037
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 20101247 can be divided by 2 positive divisors.
The sum of these divisors (counting 20101247) is 20101248, the average is 10050624.
Base
System
Value
2
Binary
1001100101011100001111111
3
Ternary
1101211020201122
4
Quaternary
1030223201333
5
Quinary
20121214442
6
Senary
1554501155
8
Octal
114534177
10
Decimal
20101247
12
Duodecimal
68947bb
16
Hexadecimal
132b87f
20
Vigesimal
65cd27
36
Base36
byu7z
md5
50e9da65285ad959eb179af55c1ada19
sha1
4313feb9336d08b314c91bed961ea57167d81f30
sha256
03a81dc533705869a843e7b8a7ece64859f4770def9dc3b09e42b32e522b5bd7
sha512
85fb67d5ada240c651295985f85936c3741aa78b64bd1b44df8245c8dc234a499e24c37b2b3cbb040155445f487d38541360ecc4e5dd2ae86babfaae64375023
ripemd-160
58b07518999386ec286dc27a5bdd2fe47474096b
Diameter
40202494
Circumference
126299859.80639
Area
1.2693923390168E+15
Volume
3.4021825261979E+22
Surface area
5.0775693560671E+15
Circumference
126299859.80639
Perimeter
80404988
Area
404060130955009
Diagonal
28427456.128011
Surface area
2424360785730054
Volume
8.122112495179E+21
Space diagonal
34816381.099491
Perimeter
60303741
Area
1.7496316903175E+14
Altitude
17408190.549746
Surface area
1.7496316903175E+14
Volume
9.5720013715017E+20
Height
9475818.7093372