20118902 is an even 8-digits composite number following 20118901
and preceding 20118903 . In scientific notation, it is written as 2.0118902 × 10^7.
The sum of its digits is 23. It has a total of 2 prime factors and 4 positive divisors.
There are 10059450 positive integers (up to 20118902) that are relatively prime to 20118902.
20118902 has 4 divisors, whose sum is 30178356
The reverse of 20118902 is 20981102
Previous prime number is 2
Is Prime? no
Number parity even
Number length 8
Sum of Digits 23
Digital Root 5
Name
twenty million one hundred eighteen thousand nine hundred two
Scientific notation
2.0118902 × 10^7
Engineering notation
2.0118902 × 10^6
Prime Factorization
2 × 10059451
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
20118902
Product of the distinct prime numbers
The prime factorization of 20118902 is 2 × 10059451.
Since it has a total of 2 prime factors.
3 , 2 , 54 , 57 , 778 , 187 , 8382 , 5518 , 69046 , 52671 , 565276 , 379977 , 6186576 , 766745 , 20782607 , 24554245 , 403695099 , 171677190 , 3399601401 , 1523452466
n×2
40237804
n×3
60356706
n×4
80475608
n×5
100594510
n÷2
10059451
n÷3
6706300.6666667
n÷3
5029725.5
n÷5
4023780.4
n2
404770217685604
n3
8.1435323421353E+21
n4
1.6383892912525E+29
n5
3.2962593588559E+36
2 √n
4485.4099032307
3 √n
271.97861531705
4 √n
66.973202874215
5 √n
28.888224803052
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
-20118901
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 20118902 can be divided by 4 positive divisors.
The sum of these divisors (counting 20118902) is 1, the average is 0.25.
Base
System
Value
2
Binary
1001100101111110101110110
3
Ternary
1101212010221112
4
Quaternary
1030233311312
5
Quinary
20122301102
6
Senary
1555115022
8
Octal
114576566
10
Decimal
20118902
12
Duodecimal
68a2a72
16
Hexadecimal
132fd76
20
Vigesimal
65eh52
36
Base36
bz7ue
md5
90a3aec737abdffe9d1f388333f91ff9
sha1
7221de52fd4289c67c09e1c769283bddbc6215c7
sha256
00cfaa873ac1bc054bb61691762dac93af6237fd5bee3ae73371c365e3a5d010
sha512
b8c51181025a693756c2cf9b0013da27b8099d88bda11698d1255f7baad81a92de458b65f1c77263ee7da355c3868177991917c069857ca43bcaf4cd88e85ca0
ripemd-160
1881a0cc5ccbf3ba1f40ab009eb3e7215f353b6c
Diameter
40237804
Circumference
126410789.44299
Area
1.271623142273E+15
Volume
3.4111548507098E+22
Surface area
5.0864925690921E+15
Circumference
126410789.44299
Perimeter
80475608
Area
404770217685604
Diagonal
28452424.068455
Surface area
2428621306113624
Volume
8.1435323421353E+21
Space diagonal
34846960.456499
Perimeter
60356706
Area
1.7527064560555E+14
Altitude
17423480.22825
Surface area
1.7527064560555E+14
Volume
9.5972449032264E+20
Height
9484141.3561517