20100988 is an even 8-digits composite number following 20100987
and preceding 20100989 . In scientific notation, it is written as 2.0100988 × 10^7.
The sum of its digits is 28. It has a total of 6 prime factors and 36 positive divisors.
There are 9250560 positive integers (up to 20100988) that are relatively prime to 20100988.
20100988 has 36 divisors, whose sum is 38123568
The reverse of 20100988 is 88900102
Previous prime number is 73
Is Prime? no
Number parity even
Number length 8
Sum of Digits 28
Digital Root 1
Name
twenty million one hundred thousand nine hundred eighty-eight
Scientific notation
2.0100988 × 10^7
Engineering notation
2.0100988 × 10^6
Prime Factorization
2 × 2 × 23 × 41 × 73 × 73
Composite number
ω
Distinct Factors
4
Total number of distinct prime factors
Ω
Total Factors
6
Total number of prime factors
rad
Radical
137678
Product of the distinct prime numbers
The prime factorization of 20100988 is 2 × 2 × 23 × 41 × 73 × 73.
Since it has a total of 6 prime factors.
10 , 5 , 34 , 14 , 157 , 824 , 4277 , 3431 , 47583 , 21250 , 170418 , 822769 , 441522 , 689933 , 62877338 , 19938132 , 838556225 , 831207943 , 4348035556 , 7526757527
n×2
40201976
n×3
60302964
n×4
80403952
n×5
100504940
n÷2
10050494
n÷3
6700329.3333333
n÷3
5025247
n÷5
4020197.6
n2
404049718576144
n3
8.1217985445024E+21
n4
1.6325617508146E+29
n5
3.2816104162384E+36
2 √n
4483.412539573
3 √n
271.89786750888
4 √n
66.958289550831
5 √n
28.883078517503
1 , 2 , 4 , 23 , 41 , 46 , 73 , 82 , 92 , 146 , 164 , 292 , 943 , 1679 , 1886 , 2993 , 3358 , 3772 , 5329 , 5986 , 6716 , 10658 , 11972 , 21316 , 68839 , 122567 , 137678 , 218489 , 245134 , 275356 , 436978 , 490268 , 873956 , 5025247 , 10050494 , 20100988
36 divisors
τ
Total Divisors
36
Total number of the positive divisors of n
σ
Sum of Divisors
1
Sum of all the positive divisors of n
s
Aliquot Sum
-20100987
Sum of the proper positive divisors of n
A
Arithmetic Mean
0.027777777777778
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
36
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 20100988 can be divided by 36 positive divisors.
The sum of these divisors (counting 20100988) is 1, the average is 0.027777777777778.
Base
System
Value
2
Binary
1001100101011011101111100
3
Ternary
1101211020101001
4
Quaternary
1030223131330
5
Quinary
20121212423
6
Senary
1554500044
8
Octal
114533574
10
Decimal
20100988
12
Duodecimal
6894624
16
Hexadecimal
132b77c
20
Vigesimal
65cc98
36
Base36
byu0s
md5
8b7a69f2ae4f7d09d46bd84d637b8528
sha1
849919ffba6c46e2e1f3908c9770fd43e54d4a58
sha256
8309c39e76914c2bd274ea153d631cfefda454edcd41a80113ab35812fe22c18
sha512
31b141a7775b3d5f2c23ea542c9bbebe7c3319e15fae74f1a3697d4984ba001af3d2ca1eaec9a6111ab181d326e34537fe39c0de4735087e157396b3e2b8b7b5
ripemd-160
7d46862d87348d024295f900a357674c1b50fa90
Diameter
40201976
Circumference
126298232.46139
Area
1.2693596275638E+15
Volume
3.402051018846E+22
Surface area
5.0774385102553E+15
Circumference
126298232.46139
Perimeter
80403952
Area
404049718576144
Diagonal
28427089.846699
Surface area
2424298311456864
Volume
8.1217985445024E+21
Space diagonal
34815932.498332
Perimeter
60302964
Area
1.7495866033945E+14
Altitude
17407966.249166
Surface area
1.7495866033945E+14
Volume
9.5716313770812E+20
Height
9475696.6155663