20102495 is an odd 8-digits composite number following 20102494
and preceding 20102496 . In scientific notation, it is written as 2.0102495 × 10^7.
The sum of its digits is 23. It has a total of 4 prime factors and 12 positive divisors.
There are 13784400 positive integers (up to 20102495) that are relatively prime to 20102495.
20102495 has 12 divisors, whose sum is 28061784
The reverse of 20102495 is 59420102
Previous prime number is 5
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 23
Digital Root 5
Name
twenty million one hundred two thousand four hundred ninety-five
Scientific notation
2.0102495 × 10^7
Engineering notation
2.0102495 × 10^6
Prime Factorization
7 × 7 × 5 × 82051
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
4
Total number of prime factors
rad
Radical
2871785
Product of the distinct prime numbers
The prime factorization of 20102495 is 7 × 7 × 5 × 82051.
Since it has a total of 4 prime factors.
6 , 2 , 23 , 91 , 230 , 617 , 1270 , 986 , 37176 , 95321 , 90379 , 10215 , 7842902 , 269993 , 67021639 , 39879275 , 317352483 , 428592069 , 9273715894 , 4369158365
n×2
40204990
n×3
60307485
n×4
80409980
n×5
100512475
n÷2
10051247.5
n÷3
6700831.6666667
n÷3
5025623.75
n÷5
4020499
n2
404110305225025
n3
8.1236253902345E+21
n4
1.6330513878906E+29
n5
3.2828407359814E+36
2 √n
4483.5806003684
3 √n
271.90466219723
4 √n
66.959544505383
5 √n
28.883511585709
1 , 5 , 7 , 35 , 49 , 245 , 82051 , 410255 , 574357 , 2871785 , 4020499 , 20102495
12 divisors
τ
Total Divisors
12
Total number of the positive divisors of n
σ
Sum of Divisors
1
Sum of all the positive divisors of n
s
Aliquot Sum
-20102494
Sum of the proper positive divisors of n
A
Arithmetic Mean
0.083333333333333
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
12
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 20102495 can be divided by 12 positive divisors.
The sum of these divisors (counting 20102495) is 1, the average is 0.083333333333333.
Base
System
Value
2
Binary
1001100101011110101011111
3
Ternary
1101211022102212
4
Quaternary
1030223311133
5
Quinary
20121234440
6
Senary
1554511035
8
Octal
114536537
10
Decimal
20102495
12
Duodecimal
689547b
16
Hexadecimal
132bd5f
20
Vigesimal
65cg4f
36
Base36
byv6n
md5
0e85a9fcd67fec83039d1d5ad6f441da
sha1
50f54b12c4764dc396ab56f50c74169db64c8844
sha256
020d30707a2b1bf12ff543d9f209c565f22c06837324bb55d0f71014e2ad0517
sha512
33953d6db378180716d7b96b959858a972d587a96b8ebeccb3a354ddf09faac6a11447af28a8aa44f819930c82ae0aa81c7e802b86a9ab9a68c7ba41806a554c
ripemd-160
41cebc60b5cea4183ab0c8740af41009e0f471b0
Diameter
40204990
Circumference
126307701.22165
Area
1.2695499661349E+15
Volume
3.4028162461968E+22
Surface area
5.0781998645395E+15
Circumference
126307701.22165
Perimeter
80409980
Area
404110305225025
Diagonal
28429221.066537
Surface area
2424661831350150
Volume
8.1236253902345E+21
Space diagonal
34818542.698899
Perimeter
60307485
Area
1.7498489512798E+14
Altitude
17409271.34945
Surface area
1.7498489512798E+14
Volume
9.5737843354234E+20
Height
9476407.0221791