20129207 is an odd 8-digits composite number following 20129206
and preceding 20129208 . In scientific notation, it is written as 2.0129207 × 10^7.
The sum of its digits is 23. It has a total of 4 prime factors and 16 positive divisors.
There are 15367680 positive integers (up to 20129207) that are relatively prime to 20129207.
20129207 has 16 divisors, whose sum is 21427200
The reverse of 20129207 is 70292102
Previous prime number is 59
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 23
Digital Root 5
Name
twenty million one hundred twenty-nine thousand two hundred seven
Scientific notation
2.0129207 × 10^7
Engineering notation
2.0129207 × 10^6
Prime Factorization
119 × 47 × 59 × 61
Composite number
ω
Distinct Factors
4
Total number of distinct prime factors
Ω
Total Factors
4
Total number of prime factors
rad
Radical
20129207
Product of the distinct prime numbers
The prime factorization of 20129207 is 119 × 47 × 59 × 61.
Since it has a total of 4 prime factors.
2 , 7 , 78 , 39 , 110 , 731 , 9858 , 9255 , 26547 , 81375 , 173492 , 241515 , 7607602 , 9156438 , 93938537 , 83413713 , 961299834 , 85069511 , 4757525243 , 6866500114
n×2
40258414
n×3
60387621
n×4
80516828
n×5
100646035
n÷2
10064603.5
n÷3
6709735.6666667
n÷3
5032301.75
n÷5
4025841.4
n2
405184974448849
n3
8.1560522239706E+21
n4
1.6417486351911E+29
n5
3.304709811973E+36
2 √n
4486.5584806174
3 √n
272.02504364999
4 √n
66.98177722797
5 √n
28.891183534928
1 , 47 , 59 , 61 , 119 , 2773 , 2867 , 3599 , 5593 , 7021 , 7259 , 169153 , 329987 , 341173 , 428281 , 20129207
16 divisors
τ
Total Divisors
16
Total number of the positive divisors of n
σ
Sum of Divisors
1
Sum of all the positive divisors of n
s
Aliquot Sum
-20129206
Sum of the proper positive divisors of n
A
Arithmetic Mean
0.0625
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
16
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 20129207 can be divided by 16 positive divisors.
The sum of these divisors (counting 20129207) is 1, the average is 0.0625.
Base
System
Value
2
Binary
1001100110010010110110111
3
Ternary
1101212200002012
4
Quaternary
1030302112313
5
Quinary
20123113312
6
Senary
1555234435
8
Octal
114622667
10
Decimal
20129207
12
Duodecimal
68a8a1b
16
Hexadecimal
13325b7
20
Vigesimal
65g307
36
Base36
bzfsn
md5
b3e7404e6c51f584d9c57fccecdf5b7b
sha1
e34de5a772d0e92ebfd879d514128df6fc0b2af1
sha256
df4c52288fa7d70f2e72134820cc076178a3ce79a98475988c1006d143578242
sha512
a2920bae4ce5ac2bbd267b2d3a384ed606858bf6c2dd7c2fb09fee5918a1c82c6650acdb6ae7a3f1e069caba54b0ec1eedf25ff898b0450e3fedb10bffb291ac
ripemd-160
b8fc4c909f75de591db7a4b1a306b5832aa52369
Diameter
40258414
Circumference
126475537.66758
Area
1.2729261390735E+15
Volume
3.4163991665494E+22
Surface area
5.0917045562939E+15
Circumference
126475537.66758
Perimeter
80516828
Area
405184974448849
Diagonal
28466997.539215
Surface area
2431109846693094
Volume
8.1560522239706E+21
Space diagonal
34864809.240071
Perimeter
60387621
Area
1.7545024055223E+14
Altitude
17432404.620036
Surface area
1.7545024055223E+14
Volume
9.6119997254687E+20
Height
9488999.1797385