20125021 is an odd 8-digits composite number following 20125020
and preceding 20125022 . In scientific notation, it is written as 2.0125021 × 10^7.
The sum of its digits is 13. It has a total of 3 prime factors and 8 positive divisors.
There are 17006640 positive integers (up to 20125021) that are relatively prime to 20125021.
20125021 has 8 divisors, whose sum is 23324544
The reverse of 20125021 is 12052102
Previous prime number is 7
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 13
Digital Root 4
Name
twenty million one hundred twenty-five thousand twenty-one
Scientific notation
2.0125021 × 10^7
Engineering notation
2.0125021 × 10^6
Prime Factorization
71 × 7 × 40493
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
20125021
Product of the distinct prime numbers
The prime factorization of 20125021 is 71 × 7 × 40493.
Since it has a total of 3 prime factors.
2 , 1 , 80 , 76 , 931 , 277 , 4254 , 544 , 28582 , 30584 , 748829 , 389501 , 540204 , 4258021 , 78839182 , 51437147 , 119927130 , 322128709 , 8128005862 , 7490754630
n×2
40250042
n×3
60375063
n×4
80500084
n×5
100625105
n÷2
10062510.5
n÷3
6708340.3333333
n÷3
5031255.25
n÷5
4025004.2
n2
405016470250441
n3
8.150964969136E+21
n4
1.6403834117413E+29
n5
3.3012750609345E+36
2 √n
4486.0919517995
3 √n
272.00618588152
4 √n
66.978294631914
5 √n
28.889981812918
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
-20125020
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 20125021 can be divided by 8 positive divisors.
The sum of these divisors (counting 20125021) is 1, the average is 0.125.
Base
System
Value
2
Binary
1001100110001010101011101
3
Ternary
1101212110100011
4
Quaternary
1030301111131
5
Quinary
20123000041
6
Senary
1555203221
8
Octal
114612535
10
Decimal
20125021
12
Duodecimal
68a6511
16
Hexadecimal
133155d
20
Vigesimal
65fcb1
36
Base36
bzckd
md5
b5664b9aa68e0a6c3b43e8f00867dbc0
sha1
4637a0e8d188917624c2298850884c94aa6c307b
sha256
d0e82f57388191f70c4fcbca3f112d169f9d13cf1fc76d20c57fa5017df3ffa1
sha512
208f585a608c725616fa7b7134d118aad1e17b8075327ae881ffdca19b17179def2afdebe03b27c1a28e3cbb9956cba6b7709309f64d62d93e03600729170e9f
ripemd-160
fdbb6cd0d3394c6b8d433972065edb461269b0f3
Diameter
40250042
Circumference
126449236.25388
Area
1.2723967675217E+15
Volume
3.4142682222274E+22
Surface area
5.0895870700866E+15
Circumference
126449236.25388
Perimeter
80500084
Area
405016470250441
Diagonal
28461077.641243
Surface area
2430098821502646
Volume
8.150964969136E+21
Space diagonal
34857558.875391
Perimeter
60375063
Area
1.7537727609399E+14
Altitude
17428779.437695
Surface area
1.7537727609399E+14
Volume
9.6060043381501E+20
Height
9487025.8804145