20123901 is an odd 8-digits composite number following 20123900
and preceding 20123902 . In scientific notation, it is written as 2.0123901 × 10^7.
The sum of its digits is 18. It has a total of 3 prime factors and 8 positive divisors.
There are 11499336 positive integers (up to 20123901) that are relatively prime to 20123901.
20123901 has 8 divisors, whose sum is 28109664
The reverse of 20123901 is 10932102
Previous prime number is 21
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 18
Digital Root 9
Name
twenty million one hundred twenty-three thousand nine hundred one
Scientific notation
2.0123901 × 10^7
Engineering notation
2.0123901 × 10^6
Prime Factorization
3 × 21 × 319427
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
20123901
Product of the distinct prime numbers
The prime factorization of 20123901 is 3 × 21 × 319427.
Since it has a total of 3 prime factors.
2 , 3 , 41 , 95 , 496 , 240 , 7098 , 1947 , 91672 , 10095 , 55676 , 639168 , 1778767 , 1841791 , 8320820 , 84041957 , 883286489 , 55219733 , 4954979781 , 1076492365
n×2
40247802
n×3
60371703
n×4
80495604
n×5
100619505
n÷2
10061950.5
n÷3
6707967
n÷3
5030975.25
n÷5
4024780.2
n2
404971391457801
n3
8.149604189529E+21
n4
1.6400182789927E+29
n5
3.3003565484639E+36
2 √n
4485.9671198082
3 √n
272.00113988132
4 √n
66.977362741513
5 √n
28.889660248037
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
-20123900
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 20123901 can be divided by 8 positive divisors.
The sum of these divisors (counting 20123901) is 1, the average is 0.125.
Base
System
Value
2
Binary
1001100110001000011111101
3
Ternary
1101212101210200
4
Quaternary
1030301003331
5
Quinary
20122431101
6
Senary
1555154113
8
Octal
114610375
10
Decimal
20123901
12
Duodecimal
68a5939
16
Hexadecimal
13310fd
20
Vigesimal
65f9f1
36
Base36
bzbp9
md5
2d4c665c7385e252567dd77cb8d26e43
sha1
9218420e4d70cbbcd42cb9c55d072afa48651cee
sha256
cac55a067e28584038bacf3c725c6982b32224566e1b9eae905e3915c0b1f592
sha512
7195f38303050014c2486d74f19729eaa8018a4feece0b86e70477d344d0066079cc0e50b2ded32452193aacb12e67d87d6b863551810086ffc84be8c7aa3548
ripemd-160
9ff0a54ab2b1f2823999774ef51f052a5d3db267
Diameter
40247802
Circumference
126442199.08634
Area
1.2722551483179E+15
Volume
3.4136982201985E+22
Surface area
5.0890205932715E+15
Circumference
126442199.08634
Perimeter
80495604
Area
404971391457801
Diagonal
28459493.722053
Surface area
2429828348746806
Volume
8.149604189529E+21
Space diagonal
34855618.978486
Perimeter
60371703
Area
1.7535775640419E+14
Altitude
17427809.489243
Surface area
1.7535775640419E+14
Volume
9.6044006440038E+20
Height
9486497.9073512