20129473 is an odd 8-digits composite number following 20129472
and preceding 20129474 . In scientific notation, it is written as 2.0129473 × 10^7.
The sum of its digits is 28. It has a total of 3 prime factors and 8 positive divisors.
There are 15926544 positive integers (up to 20129473) that are relatively prime to 20129473.
20129473 has 8 divisors, whose sum is 24774848
The reverse of 20129473 is 37492102
Previous prime number is 7
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 28
Digital Root 1
Name
twenty million one hundred twenty-nine thousand four hundred seventy-three
Scientific notation
2.0129473 × 10^7
Engineering notation
2.0129473 × 10^6
Prime Factorization
13 × 7 × 221203
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
20129473
Product of the distinct prime numbers
The prime factorization of 20129473 is 13 × 7 × 221203.
Since it has a total of 3 prime factors.
7 , 1 , 87 , 3 , 374 , 327 , 3223 , 3231 , 2577 , 36787 , 54732 , 541546 , 1195392 , 915255 , 84085262 , 58706910 , 376027241 , 219770758 , 6360928160 , 1225757754
n×2
40258946
n×3
60388419
n×4
80517892
n×5
100647365
n÷2
10064736.5
n÷3
6709824.3333333
n÷3
5032368.25
n÷5
4025894.6
n2
405195683257729
n3
8.156375565853E+21
n4
1.641835417307E+29
n5
3.3049281703125E+36
2 √n
4486.5881246221
3 √n
272.02624188137
4 √n
66.981998511705
5 √n
28.891259891778
8 divisors
τ
Total Divisors
8
Total number of the positive divisors of n
σ
Sum of Divisors
1
Sum of all the positive divisors of n
s
Aliquot Sum
-20129472
Sum of the proper positive divisors of n
A
Arithmetic Mean
0.125
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
8
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 20129473 can be divided by 8 positive divisors.
The sum of these divisors (counting 20129473) is 1, the average is 0.125.
Base
System
Value
2
Binary
1001100110010011011000001
3
Ternary
1101212200110001
4
Quaternary
1030302123001
5
Quinary
20123120343
6
Senary
1555240001
8
Octal
114623301
10
Decimal
20129473
12
Duodecimal
68a9001
16
Hexadecimal
13326c1
20
Vigesimal
65g3dd
36
Base36
bzg01
md5
988ad95100040cb8a5e7a580eacd554c
sha1
53b97327bab839c85351977e69e5addc010056b7
sha256
a1d6c0bcff2e4e2d4c23b1d0da6a66170eb10263a59ad244900657c613918912
sha512
8a3c26aed50bb6306536351a95ce0b47bedeb882169fc8bee15d6bb41bd46994fca871ade8fb29ffd37e6ed336f416723a887dfece0284ff8d8185b8bccd9017
ripemd-160
15f65ccc2409463fa7bbe9447b750ff4f69cc2c2
Diameter
40258946
Circumference
126477208.99487
Area
1.2729597817888E+15
Volume
3.4165346076804E+22
Surface area
5.0918391271551E+15
Circumference
126477208.99487
Perimeter
80517892
Area
405195683257729
Diagonal
28467373.720023
Surface area
2431174099546374
Volume
8.156375565853E+21
Space diagonal
34865269.965586
Perimeter
60388419
Area
1.7545487760249E+14
Altitude
17432634.982793
Surface area
1.7545487760249E+14
Volume
9.6123807875315E+20
Height
9489124.573341