20162391 is an odd 8-digits composite number following 20162390
and preceding 20162392 . In scientific notation, it is written as 2.0162391 × 10^7.
The sum of its digits is 24. It has a total of 3 prime factors and 8 positive divisors.
There are 12441600 positive integers (up to 20162391) that are relatively prime to 20162391.
20162391 has 8 divisors, whose sum is 20897968
The reverse of 20162391 is 19326102
Previous prime number is 61
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 24
Digital Root 6
Name
twenty million one hundred sixty-two thousand three hundred ninety-one
Scientific notation
2.0162391 × 10^7
Engineering notation
2.0162391 × 10^6
Prime Factorization
51 × 61 × 6481
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
20162391
Product of the distinct prime numbers
The prime factorization of 20162391 is 51 × 61 × 6481.
Since it has a total of 3 prime factors.
9 , 2 , 66 , 2 , 529 , 764 , 1083 , 7130 , 56619 , 71292 , 740374 , 527094 , 4599842 , 4929728 , 54948913 , 39166613 , 744486241 , 609789750 , 830105420 , 8843536050
n×2
40324782
n×3
60487173
n×4
80649564
n×5
100811955
n÷2
10081195.5
n÷3
6720797
n÷3
5040597.75
n÷5
4032478.2
n2
406522010836881
n3
8.1964557325994E+21
n4
1.6526014529486E+29
n5
3.3320396661518E+36
2 √n
4490.2551152468
3 √n
272.17444385846
4 √n
67.009365877068
5 √n
28.900702970609
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
-20162390
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 20162391 can be divided by 8 positive divisors.
The sum of these divisors (counting 20162391) is 1, the average is 0.125.
Base
System
Value
2
Binary
1001100111010011101010111
3
Ternary
1101221100121020
4
Quaternary
1030322131113
5
Quinary
20130144031
6
Senary
2000052223
8
Octal
114723527
10
Decimal
20162391
12
Duodecimal
6904073
16
Hexadecimal
133a757
20
Vigesimal
6605jb
36
Base36
c05ef
md5
9704dba483528b6bc8689e94e06f3a1f
sha1
562f529f960cc737f6f56326f3725776620a428f
sha256
b76cba0e4afbae0c5309935a965b5d35fca05d59213e227fac8025cd4d9f86f9
sha512
5785a9beb71100f5f59bddf7ae8ede463a5b67405a1aca2c3d44faccb56784e40f4fc3852038531abd5f685c5e4a54db4f78b6a7a0c66b94d7d47347392f0635
ripemd-160
6affee0629a0c3c0f80048396c1a92eed6bb42de
Diameter
40324782
Circumference
126684038.88881
Area
1.2771265627677E+15
Volume
3.4333233486678E+22
Surface area
5.1085062510708E+15
Circumference
126684038.88881
Perimeter
80649564
Area
406522010836881
Diagonal
28513926.802069
Surface area
2439132065021286
Volume
8.1964557325994E+21
Space diagonal
34922285.614069
Perimeter
60487173
Area
1.7602919429114E+14
Altitude
17461142.807035
Surface area
1.7602919429114E+14
Volume
9.6596157170273E+20
Height
9504642.2673564