20125913 is an odd 8-digits composite number following 20125912
and preceding 20125914 . In scientific notation, it is written as 2.0125913 × 10^7.
The sum of its digits is 23. It has a total of 2 prime factors and 4 positive divisors.
There are 18446400 positive integers (up to 20125913) that are relatively prime to 20125913.
20125913 has 4 divisors, whose sum is 20181120
The reverse of 20125913 is 31952102
Previous prime number is 54839
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 23
Digital Root 5
Name
twenty million one hundred twenty-five thousand nine hundred thirteen
Scientific notation
2.0125913 × 10^7
Engineering notation
2.0125913 × 10^6
Prime Factorization
54839 × 367
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
20125913
Product of the distinct prime numbers
The prime factorization of 20125913 is 54839 × 367.
Since it has a total of 2 prime factors.
3 , 2 , 52 , 29 , 307 , 102 , 5363 , 8511 , 32730 , 84354 , 402258 , 972167 , 8090159 , 9024842 , 7684513 , 7914360 , 122812083 , 220844321 , 5763831284 , 2010191278
n×2
40251826
n×3
60377739
n×4
80503652
n×5
100629565
n÷2
10062956.5
n÷3
6708637.6666667
n÷3
5031478.25
n÷5
4025182.6
n2
405052374083569
n3
8.1520488412494E+21
n4
1.6406742575074E+29
n5
3.3020067367933E+36
2 √n
4486.1913690791
3 √n
272.01020452633
4 √n
66.97903678823
5 √n
28.890237906136
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
-20125912
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 20125913 can be divided by 4 positive divisors.
The sum of these divisors (counting 20125913) is 1, the average is 0.25.
Base
System
Value
2
Binary
1001100110001100011011001
3
Ternary
1101212111120012
4
Quaternary
1030301203121
5
Quinary
20123012123
6
Senary
1555211305
8
Octal
114614331
10
Decimal
20125913
12
Duodecimal
68a6b35
16
Hexadecimal
13318d9
20
Vigesimal
65fefd
36
Base36
bzd95
md5
5af1bacf76d3a932e13830a856b6b3d3
sha1
a7ca20c93cecbee505668f1fe742adaafb644cb2
sha256
5f74753a7a09310e93913a1bf0341ec610a64bdfe2525e8b6b59cd80331e1769
sha512
32d5f2c4ebc946df52ccf8a1d505e30c902bfefff4eae980b2d1bdefb753213b63ab5cf858c81595e8ffc80f6c4e9bb0153ab5f9ff0915041f3cd3c745bed347
ripemd-160
4eabe6c2975d4540cc6be239207774f5cb7aa8c3
Diameter
40251826
Circumference
126454840.85517
Area
1.27250956274E+15
Volume
3.4147222335166E+22
Surface area
5.0900382509602E+15
Circumference
126454840.85517
Perimeter
80503652
Area
405052374083569
Diagonal
28462339.119741
Surface area
2430314244501414
Volume
8.1520488412494E+21
Space diagonal
34859103.864711
Perimeter
60377739
Area
1.7539282290978E+14
Altitude
17429551.932355
Surface area
1.7539282290978E+14
Volume
9.6072816936856E+20
Height
9487446.373247