20997617 is an odd 8-digits composite number following 20997616
and preceding 20997618 . In scientific notation, it is written as 2.0997617 × 10^7.
The sum of its digits is 41. It has a total of 2 prime factors and 4 positive divisors.
There are 20485440 positive integers (up to 20997617) that are relatively prime to 20997617.
20997617 has 4 divisors, whose sum is 21509796
The reverse of 20997617 is 71679902
Previous prime number is 41
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 41
Digital Root 5
Name
twenty million nine hundred ninety-seven thousand six hundred seventeen
Scientific notation
2.0997617 × 10^7
Engineering notation
2.0997617 × 10^6
Prime Factorization
41 × 512137
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
20997617
Product of the distinct prime numbers
The prime factorization of 20997617 is 41 × 512137.
Since it has a total of 2 prime factors.
8 , 3 , 50 , 38 , 593 , 522 , 3352 , 9357 , 88958 , 89395 , 785738 , 793916 , 8976331 , 2437790 , 94782399 , 98011115 , 596632708 , 347838552 , 2204855823 , 6729500869
n×2
41995234
n×3
62992851
n×4
83990468
n×5
104988085
n÷2
10498808.5
n÷3
6999205.6666667
n÷3
5249404.25
n÷5
4199523.4
n2
440899919678689
n3
9.2578476487439E+21
n4
1.9439273917267E+29
n5
4.0817842847287E+36
2 √n
4582.3156809631
3 √n
275.88198150317
4 √n
67.692803760541
5 √n
29.136273286077
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
-20997616
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 20997617 can be divided by 4 positive divisors.
The sum of these divisors (counting 20997617) is 1, the average is 0.25.
Base
System
Value
2
Binary
1010000000110010111110001
3
Ternary
1110111210022112
4
Quaternary
1100012113301
5
Quinary
20333410432
6
Senary
2030015105
8
Octal
120062761
10
Decimal
20997617
12
Duodecimal
7047495
16
Hexadecimal
14065f1
20
Vigesimal
6b4e0h
36
Base36
ci1v5
md5
956cab61cdeabf3d6ca93434548a36fd
sha1
0d1b515e4b81e07000e052d5b9e7d7dc0bd3169f
sha256
52db849901e2f6607c766887c7aab68d9846474bb6474eb0657d77e54a69abb7
sha512
4417eb3a3d0a406a3fa4054ed2754297fa20ab78d338666a5be938a16f2e0483adca015c197dae4edf4bbf9d9f3590f40c52b10bc91901925bc8a79f4801682f
ripemd-160
276595a946c828ceb8b693e50497fe71ef7e241a
Diameter
41995234
Circumference
131931918.62018
Area
1.3851279486309E+15
Volume
3.8779181548463E+22
Surface area
5.5405117945236E+15
Circumference
131931918.62018
Perimeter
83990468
Area
440899919678689
Diagonal
29695114.738916
Surface area
2645399518072134
Volume
9.2578476487439E+21
Space diagonal
36368939.481872
Perimeter
62992851
Area
1.9091526548413E+14
Altitude
18184469.740936
Surface area
1.9091526548413E+14
Volume
1.0910478086031E+21
Height
9898371.5796386