20123247 is an odd 8-digits composite number following 20123246
and preceding 20123248 . In scientific notation, it is written as 2.0123247 × 10^7.
The sum of its digits is 21. It has a total of 3 prime factors and 8 positive divisors.
There are 12982680 positive integers (up to 20123247) that are relatively prime to 20123247.
20123247 has 8 divisors, whose sum is 27696640
The reverse of 20123247 is 74232102
Previous prime number is 31
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 21
Digital Root 3
Name
twenty million one hundred twenty-three thousand two hundred forty-seven
Scientific notation
2.0123247 × 10^7
Engineering notation
2.0123247 × 10^6
Prime Factorization
3 × 31 × 216379
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
20123247
Product of the distinct prime numbers
The prime factorization of 20123247 is 3 × 31 × 216379.
Since it has a total of 3 prime factors.
2 , 7 , 48 , 90 , 41 , 200 , 5404 , 4552 , 21691 , 3291 , 686031 , 608627 , 3685127 , 349387 , 9238128 , 68287332 , 241608611 , 707377262 , 2620008128 , 1641534586
n×2
40246494
n×3
60369741
n×4
80492988
n×5
100616235
n÷2
10061623.5
n÷3
6707749
n÷3
5030811.75
n÷5
4024649.4
n2
404945069823009
n3
8.1488096614807E+21
n4
1.6398050957396E+29
n5
3.2998202973427E+36
2 √n
4485.8942252354
3 √n
271.99819329106
4 √n
66.976818566093
5 √n
28.889472470494
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
-20123246
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 20123247 can be divided by 8 positive divisors.
The sum of these divisors (counting 20123247) is 1, the average is 0.125.
Base
System
Value
2
Binary
1001100110000111001101111
3
Ternary
1101212100220110
4
Quaternary
1030300321233
5
Quinary
20122420442
6
Senary
1555151103
8
Octal
114607157
10
Decimal
20123247
12
Duodecimal
68a5493
16
Hexadecimal
1330e6f
20
Vigesimal
65f827
36
Base36
bzb73
md5
9627f1ec5d457633003532801c3967ab
sha1
0e3628d304ebfa7eb9550edd5c19340bfd7980d0
sha256
6bbb31abd669bc057cf62188cff3b6fcb606c38aaab7bd4534f8dc5252334c6a
sha512
8475a2a6f0366c763c91ba11cc1a997fa9e66ba453482434763b7468c2f032381be86b7d4761fdf374dd4eebbbc93f08df20c2d1fc777d0e1692fe76ab586d12
ripemd-160
37e083fab84116cea74205c560fe5bd5fc90fab8
Diameter
40246494
Circumference
126438089.88315
Area
1.2721724564634E+15
Volume
3.4133654090679E+22
Surface area
5.0886898258535E+15
Circumference
126438089.88315
Perimeter
80492988
Area
404945069823009
Diagonal
28458568.826384
Surface area
2429670418938054
Volume
8.1488096614807E+21
Space diagonal
34854486.217258
Perimeter
60369741
Area
1.7534635880199E+14
Altitude
17427243.108629
Surface area
1.7534635880199E+14
Volume
9.603464283719E+20
Height
9486189.6087946