20129507 is an odd 8-digits composite number following 20129506
and preceding 20129508 . In scientific notation, it is written as 2.0129507 × 10^7.
The sum of its digits is 26. It has a total of 2 prime factors and 4 positive divisors.
There are 20058096 positive integers (up to 20129507) that are relatively prime to 20129507.
20129507 has 4 divisors, whose sum is 20200920
The reverse of 20129507 is 70592102
Previous prime number is 283
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 26
Digital Root 8
Name
twenty million one hundred twenty-nine thousand five hundred seven
Scientific notation
2.0129507 × 10^7
Engineering notation
2.0129507 × 10^6
Prime Factorization
283 × 71129
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
20129507
Product of the distinct prime numbers
The prime factorization of 20129507 is 283 × 71129.
Since it has a total of 2 prime factors.
3 , 9 , 17 , 76 , 365 , 704 , 2763 , 2897 , 11215 , 43750 , 51766 , 213134 , 691828 , 5230415 , 73460909 , 69996815 , 835031274 , 618478930 , 6624712115 , 5411065590
n×2
40259014
n×3
60388521
n×4
80518028
n×5
100647535
n÷2
10064753.5
n÷3
6709835.6666667
n÷3
5032376.75
n÷5
4025901.4
n2
405197052063049
n3
8.1564168958825E+21
n4
1.6418465100059E+29
n5
3.3049560816088E+36
2 √n
4486.5919136913
3 √n
272.02639503801
4 √n
66.982026795934
5 √n
28.891269651618
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
-20129506
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 20129507 can be divided by 4 positive divisors.
The sum of these divisors (counting 20129507) is 1, the average is 0.25.
Base
System
Value
2
Binary
1001100110010011011100011
3
Ternary
1101212200111022
4
Quaternary
1030302123203
5
Quinary
20123121012
6
Senary
1555240055
8
Octal
114623343
10
Decimal
20129507
12
Duodecimal
68a902b
16
Hexadecimal
13326e3
20
Vigesimal
65g3f7
36
Base36
bzg0z
md5
da141a8a93dad34a206c04ecc0418e19
sha1
0a941af734afae016ce10749f55eafb8e2c80bda
sha256
32d780f8e5d479a7ff05515ef75e07f3dbf6a2b12fcf8585d8057044e43a13b3
sha512
67e104e971a8fc93c421e50e01661b56b1258e325ca4deb2fe0b27e25f66e30fd2c25c1a8d0d0d061703b061ef9da781bebd465829596c576ea2a200c7a7e310
ripemd-160
d0f6ad69cf7a42e07d843b8e33d7525dc76b75c7
Diameter
40259014
Circumference
126477422.62317
Area
1.2729640820175E+15
Volume
3.4165519199627E+22
Surface area
5.0918563280701E+15
Circumference
126477422.62317
Perimeter
80518028
Area
405197052063049
Diagonal
28467421.803284
Surface area
2431182312378294
Volume
8.1564168958825E+21
Space diagonal
34865328.855313
Perimeter
60388521
Area
1.7545547031258E+14
Altitude
17432664.427657
Surface area
1.7545547031258E+14
Volume
9.6124294954384E+20
Height
9489140.6010947