20130129 is an odd 8-digits composite number following 20130128
and preceding 20130130 . In scientific notation, it is written as 2.0130129 × 10^7.
The sum of its digits is 18. It has a total of 4 prime factors and 12 positive divisors.
There are 12418560 positive integers (up to 20130129) that are relatively prime to 20130129.
20130129 has 12 divisors, whose sum is 29126916
The reverse of 20130129 is 92103102
Previous prime number is 713
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 18
Digital Root 9
Name
twenty million one hundred thirty thousand one hundred twenty-nine
Scientific notation
2.0130129 × 10^7
Engineering notation
2.0130129 × 10^6
Prime Factorization
3 × 3 × 713 × 3137
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
4
Total number of prime factors
rad
Radical
6710043
Product of the distinct prime numbers
The prime factorization of 20130129 is 3 × 3 × 713 × 3137.
Since it has a total of 4 prime factors.
7 , 7 , 33 , 34 , 45 , 667 , 3060 , 1861 , 70670 , 9561 , 549798 , 922837 , 3174292 , 5834579 , 13523265 , 3155146 , 306341004 , 14516959 , 83522971 , 5766500895
n×2
40260258
n×3
60390387
n×4
80520516
n×5
100650645
n÷2
10065064.5
n÷3
6710043
n÷3
5032532.25
n÷5
4026025.8
n2
405222093556641
n3
8.1571730169453E+21
n4
1.6420494510643E+29
n5
3.3054667274303E+36
2 √n
4486.661230804
3 √n
272.02919687306
4 √n
66.982544224626
5 √n
28.891448196951
1 , 3 , 9 , 713 , 2139 , 3137 , 6417 , 9411 , 28233 , 2236681 , 6710043 , 20130129
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
-20130128
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 20130129 can be divided by 12 positive divisors.
The sum of these divisors (counting 20130129) is 1, the average is 0.083333333333333.
Base
System
Value
2
Binary
1001100110010100101010001
3
Ternary
1101212201100100
4
Quaternary
1030302211101
5
Quinary
20123131004
6
Senary
1555243013
8
Octal
114624521
10
Decimal
20130129
12
Duodecimal
68a9469
16
Hexadecimal
1332951
20
Vigesimal
65g569
36
Base36
bzgi9
md5
6664e9b8a17f32f03c59db82a9802ce7
sha1
32c1734a2f660a98dc2d7da68fc9095ff0f9d654
sha256
1af8f44c7cd466bedee337ce163496f906ae0994777babed12f5a50ad9f4c933
sha512
cf5f0b21738890b5cc942e2b317566a3f32299ba1ed6dac2d6b7e62c25d1019c1c4065af9486ccaed4e99741a39164606fb2a45646b6daf9c6e74c96b6089563
ripemd-160
63366319f2a761ddcb4c1b3f0aba1f61d579ab0c
Diameter
40260258
Circumference
126481330.76443
Area
1.2730427521898E+15
Volume
3.4168686432128E+22
Surface area
5.0921710087593E+15
Circumference
126481330.76443
Perimeter
80520516
Area
405222093556641
Diagonal
28468301.44412
Surface area
2431332561339846
Volume
8.1571730169453E+21
Space diagonal
34866406.190916
Perimeter
60390387
Area
1.7546631359738E+14
Altitude
17433203.095458
Surface area
1.7546631359738E+14
Volume
9.6133205926565E+20
Height
9489433.8147067