20378907 is an odd 8-digits composite number following 20378906
and preceding 20378908 . In scientific notation, it is written as 2.0378907 × 10^7.
The sum of its digits is 36. It has a total of 3 prime factors and 8 positive divisors.
There are 13421760 positive integers (up to 20378907) that are relatively prime to 20378907.
20378907 has 8 divisors, whose sum is 22916880
The reverse of 20378907 is 70987302
Previous prime number is 83
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 36
Digital Root 9
Name
twenty million three hundred seventy-eight thousand nine hundred seven
Scientific notation
2.0378907 × 10^7
Engineering notation
2.0378907 × 10^6
Prime Factorization
9 × 83 × 27281
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
20378907
Product of the distinct prime numbers
The prime factorization of 20378907 is 9 × 83 × 27281.
Since it has a total of 3 prime factors.
3 , 3 , 12 , 45 , 963 , 97 , 3851 , 2758 , 40810 , 20220 , 211623 , 244587 , 8591130 , 166131 , 72095940 , 62789592 , 574666013 , 636496950 , 4537755102 , 7518805724
n×2
40757814
n×3
61136721
n×4
81515628
n×5
101894535
n÷2
10189453.5
n÷3
6792969
n÷3
5094726.75
n÷5
4075781.4
n2
415299850514649
n3
8.4633570307519E+21
n4
1.7247396583749E+29
n5
3.5148309097234E+36
2 √n
4514.3002780054
3 √n
273.1452352844
4 √n
67.18854275846
5 √n
28.962508714918
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
-20378906
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 20378907 can be divided by 8 positive divisors.
The sum of these divisors (counting 20378907) is 1, the average is 0.125.
Base
System
Value
2
Binary
1001101101111010100011011
3
Ternary
1102100100121100
4
Quaternary
1031233110123
5
Quinary
20204111112
6
Senary
2004442443
8
Octal
115572433
10
Decimal
20378907
12
Duodecimal
69a9423
16
Hexadecimal
136f51b
20
Vigesimal
677757
36
Base36
c4sgr
md5
b2b6850741dca1b35cd394f85786d443
sha1
e910055eb6a2947f67a6a40b49a09dc60aa96eff
sha256
4567bd93680fd92065ee79c34e208eceb4c5b55eae89bd6f3c0e0b2fd8fbbb69
sha512
58880c037df3392b1435f1defdcf34e6dc17214f53e752aa4fc3502d14a926674b89bb22b196945ee842bafa07bf1047fda31a34ca138baa774d6729c329b6ac
ripemd-160
5273b8efbf50320a83d4872e65469d5e1dbf99f7
Diameter
40757814
Circumference
128044449.03878
Area
1.3047029594138E+15
Volume
3.5451227030024E+22
Surface area
5.218811837655E+15
Circumference
128044449.03878
Perimeter
81515628
Area
415299850514649
Diagonal
28820126.66574
Surface area
2491799103087894
Volume
8.4633570307519E+21
Space diagonal
35297302.326721
Perimeter
61136721
Area
1.7983011036678E+14
Altitude
17648651.163361
Surface area
1.7983011036678E+14
Volume
9.9741619134126E+20
Height
9606708.88858