20121883 is an odd 8-digits composite number following 20121882
and preceding 20121884 . In scientific notation, it is written as 2.0121883 × 10^7.
The sum of its digits is 25. It has a total of 2 prime factors and 4 positive divisors.
There are 19472760 positive integers (up to 20121883) that are relatively prime to 20121883.
20121883 has 4 divisors, whose sum is 20771008
The reverse of 20121883 is 38812102
Previous prime number is 31
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 25
Digital Root 7
Name
twenty million one hundred twenty-one thousand eight hundred eighty-three
Scientific notation
2.0121883 × 10^7
Engineering notation
2.0121883 × 10^6
Prime Factorization
31 × 649093
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
20121883
Product of the distinct prime numbers
The prime factorization of 20121883 is 31 × 649093.
Since it has a total of 2 prime factors.
2 , 5 , 14 , 25 , 689 , 562 , 5516 , 1482 , 79215 , 90080 , 821257 , 201464 , 2692784 , 2726740 , 40238975 , 28702900 , 101482753 , 906099547 , 7837510434 , 3634296558
n×2
40243766
n×3
60365649
n×4
80487532
n×5
100609415
n÷2
10060941.5
n÷3
6707294.3333333
n÷3
5030470.75
n÷5
4024376.6
n2
404890175465689
n3
8.1471527385701E+21
n4
1.6393605418864E+29
n5
3.2987021018654E+36
2 √n
4485.742190541
3 √n
271.99204759766
4 √n
66.975683576512
5 √n
28.889080820887
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
-20121882
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 20121883 can be divided by 4 positive divisors.
The sum of these divisors (counting 20121883) is 1, the average is 0.25.
Base
System
Value
2
Binary
1001100110000100100011011
3
Ternary
1101212022000221
4
Quaternary
1030300210123
5
Quinary
20122400013
6
Senary
1555140511
8
Octal
114604433
10
Decimal
20121883
12
Duodecimal
68a4737
16
Hexadecimal
133091b
20
Vigesimal
65f4e3
36
Base36
bza57
md5
4effa9d61688e5b96b0a946a778bc549
sha1
6eee82dec4e186886cbcaf92ddb0925429e3b38b
sha256
904258c8af221a1d52d1f230460c94061a76f474c53f021720fb6106cd3172bd
sha512
e2e1fc1e3d3923b38494366a811741eacc187ac4e612b0479577abfe32485c2948dcad8a0a7213808f25b46bfb454a94035c38ddc8ebbde3d7107aaf4ab4d27d
ripemd-160
693f932c8ca3d1db9be7d0ea67b463f60fd4a8c9
Diameter
40243766
Circumference
126429519.61839
Area
1.2720000007537E+15
Volume
3.4126713588221E+22
Surface area
5.0880000030148E+15
Circumference
126429519.61839
Perimeter
80487532
Area
404890175465689
Diagonal
28456639.839085
Surface area
2429341052794134
Volume
8.1471527385701E+21
Space diagonal
34852123.699956
Perimeter
60365649
Area
1.7532258884801E+14
Altitude
17426061.849978
Surface area
1.7532258884801E+14
Volume
9.6015115813424E+20
Height
9485546.6130282