20150129 is an odd 8-digits composite number following 20150128
and preceding 20150130 . In scientific notation, it is written as 2.0150129 × 10^7.
The sum of its digits is 20. It has a total of 2 prime factors and 4 positive divisors.
There are 20101620 positive integers (up to 20150129) that are relatively prime to 20150129.
20150129 has 4 divisors, whose sum is 20198640
The reverse of 20150129 is 92105102
Previous prime number is 419
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 20
Digital Root 2
Name
twenty million one hundred fifty thousand one hundred twenty-nine
Scientific notation
2.0150129 × 10^7
Engineering notation
2.0150129 × 10^6
Prime Factorization
419 × 48091
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
20150129
Product of the distinct prime numbers
The prime factorization of 20150129 is 419 × 48091.
Since it has a total of 2 prime factors.
8 , 3 , 55 , 14 , 188 , 207 , 7612 , 8745 , 42357 , 45610 , 636150 , 315790 , 3186891 , 3681952 , 53716100 , 85861377 , 39209781 , 912808157 , 1947497613 , 8587451562
n×2
40300258
n×3
60450387
n×4
80600516
n×5
100750645
n÷2
10075064.5
n÷3
6716709.6666667
n÷3
5037532.25
n÷5
4030025.8
n2
406027698716641
n3
8.1815105067135E+21
n4
1.6485849212513E+29
n5
3.3219198830669E+36
2 √n
4488.8895063256
3 √n
272.11925728494
4 √n
66.999175415266
5 √n
28.897186853303
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
-20150128
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 20150129 can be divided by 4 positive divisors.
The sum of these divisors (counting 20150129) is 1, the average is 0.25.
Base
System
Value
2
Binary
1001100110111011101110001
3
Ternary
1101220201210002
4
Quaternary
1030313131301
5
Quinary
20124301004
6
Senary
1555515345
8
Octal
114673561
10
Decimal
20150129
12
Duodecimal
68b8b55
16
Hexadecimal
1337771
20
Vigesimal
65if69
36
Base36
bzvxt
md5
6c6b06051379ce10a72ef1d656c8db0a
sha1
ab9d3389f34ceb456169125331e1d9b2895cdd18
sha256
19c6dabcfc50224b89d39701acd88ffc27dc8a6227e85caea3f5a85af80a126d
sha512
626be9560ba87969278d8a866af244ccedadf36ce962bd0861679b3928072ce46270e7e4482fae6aed04c82369d5ce2ca8810db3f60741e50167afdeb0b404dd
ripemd-160
a3b3c5a11b9b3682e22d47c440738d0bbb69a49d
Diameter
40300258
Circumference
126606994.47057
Area
1.2755736354422E+15
Volume
3.4270631070878E+22
Surface area
5.1022945417687E+15
Circumference
126606994.47057
Perimeter
80600516
Area
406027698716641
Diagonal
28496585.715367
Surface area
2436166192299846
Volume
8.1815105067135E+21
Space diagonal
34901047.207067
Perimeter
60450387
Area
1.7581515086437E+14
Altitude
17450523.603534
Surface area
1.7581515086437E+14
Volume
9.6420025994101E+20
Height
9498861.9051225