20747907 is an odd 8-digits composite number following 20747906
and preceding 20747908 . In scientific notation, it is written as 2.0747907 × 10^7.
The sum of its digits is 36. It has a total of 2 prime factors and 4 positive divisors.
There are 13831884 positive integers (up to 20747907) that are relatively prime to 20747907.
20747907 has 4 divisors, whose sum is 21004136
The reverse of 20747907 is 70974702
Previous prime number is 81
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 36
Digital Root 9
Name
twenty million seven hundred forty-seven thousand nine hundred seven
Scientific notation
2.0747907 × 10^7
Engineering notation
2.0747907 × 10^6
Prime Factorization
81 × 256147
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
20747907
Product of the distinct prime numbers
The prime factorization of 20747907 is 81 × 256147.
Since it has a total of 2 prime factors.
4 , 2 , 56 , 37 , 593 , 481 , 2026 , 3897 , 47547 , 40100 , 649472 , 608325 , 1607527 , 1729186 , 908442 , 33210807 , 761349510 , 856696685 , 4905279264 , 9100245130
n×2
41495814
n×3
62243721
n×4
82991628
n×5
103739535
n÷2
10373953.5
n÷3
6915969
n÷3
5186976.75
n÷5
4149581.4
n2
430475644880649
n3
8.9314686457487E+21
n4
1.8530928083541E+29
n5
3.84477972501E+36
2 √n
4554.9870471825
3 √n
274.78399346137
4 √n
67.490644145559
5 √n
29.066641790549
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
-20747906
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 20747907 can be divided by 4 positive divisors.
The sum of these divisors (counting 20747907) is 1, the average is 0.25.
Base
System
Value
2
Binary
1001111001001011010000011
3
Ternary
1110001002210000
4
Quaternary
1033021122003
5
Quinary
20302413112
6
Senary
2020411043
8
Octal
117113203
10
Decimal
20747907
12
Duodecimal
6b46a83
16
Hexadecimal
13c9683
20
Vigesimal
69d9f7
36
Base36
ccp6r
md5
f53cd22b981d7e5d33dcdbe938781eea
sha1
ab273b7b5ae6c17fe6b16b204d831e4c4357dd83
sha256
6a8bb27aee2e0f32f15ee9aa1fc59012c506c2249e62b50a2978f98599cc2dd1
sha512
18d01f1f35e1c1edb381b98dbaf93fa50e0a5c1b404f9a223b81da400fb0145030dfae42be80db0c3752ffc2066af4848014d1f6081732647ed3668e91e5c75b
ripemd-160
290a458abc2c9386b5b8141639d4de45852c1f40
Diameter
41495814
Circumference
130362944.41713
Area
1.3523791235064E+15
Volume
3.7412048377669E+22
Surface area
5.4095164940255E+15
Circumference
130362944.41713
Perimeter
82991628
Area
430475644880649
Diagonal
29341971.470256
Surface area
2582853869283894
Volume
8.9314686457487E+21
Space diagonal
35936429.074714
Perimeter
62243721
Area
1.8640142208857E+14
Altitude
17968214.537357
Surface area
1.8640142208857E+14
Volume
1.0525836742273E+21
Height
9780657.1567519