20697913 is an odd 8-digits composite number following 20697912
and preceding 20697914 . In scientific notation, it is written as 2.0697913 × 10^7.
The sum of its digits is 37. It has a total of 2 prime factors and 4 positive divisors.
There are 20649460 positive integers (up to 20697913) that are relatively prime to 20697913.
20697913 has 4 divisors, whose sum is 20746368
The reverse of 20697913 is 31979602
Previous prime number is 431
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 37
Digital Root 1
Name
twenty million six hundred ninety-seven thousand nine hundred thirteen
Scientific notation
2.0697913 × 10^7
Engineering notation
2.0697913 × 10^6
Prime Factorization
431 × 48023
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
20697913
Product of the distinct prime numbers
The prime factorization of 20697913 is 431 × 48023.
Since it has a total of 2 prime factors.
3 , 5 , 100 , 34 , 735 , 679 , 4802 , 5926 , 59842 , 91779 , 825715 , 23534 , 5148494 , 7475669 , 67212043 , 81666957 , 397977435 , 562062087 , 6317444971 , 1989760404
n×2
41395826
n×3
62093739
n×4
82791652
n×5
103489565
n÷2
10348956.5
n÷3
6899304.3333333
n÷3
5174478.25
n÷5
4139582.6
n2
428403602555569
n3
8.8670604945817E+21
n4
1.8352964668259E+29
n5
3.798680659957E+36
2 √n
4549.4959061417
3 √n
274.56311014159
4 √n
67.44995112038
5 √n
29.052620517703
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
-20697912
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 20697913 can be divided by 4 positive divisors.
The sum of these divisors (counting 20697913) is 1, the average is 0.25.
Base
System
Value
2
Binary
1001110111101001100111001
3
Ternary
1102221120012101
4
Quaternary
1032331030321
5
Quinary
20244313123
6
Senary
2015343401
8
Octal
116751471
10
Decimal
20697913
12
Duodecimal
6b21b61
16
Hexadecimal
13bd339
20
Vigesimal
6974fd
36
Base36
cbmm1
md5
d17c6702638574dd7afa81b69b4ea9f0
sha1
ea42deb32e97867f7c89bfbdefa5f204d58bce4e
sha256
d297c16822522ada2747dfbb8fbb5a402e536731d17a0e2b8314fbb241bef218
sha512
997fd2a951a4708540b9234c81930d05f593650598268aa38def045f6d45b2328dda0d9a53096afad378d0ff291a65a857023536c977ff7d9fbe633f7ad1f51d
ripemd-160
2e4546aa0424036160bcec1b7a43dd5d96a567d4
Diameter
41395826
Circumference
130048822.85088
Area
1.34586961056E+15
Volume
3.7142256144952E+22
Surface area
5.3834784422399E+15
Circumference
130048822.85088
Perimeter
82791652
Area
428403602555569
Diagonal
29271269.277418
Surface area
2570421615333414
Volume
8.8670604945817E+21
Space diagonal
35849836.92664
Perimeter
62093739
Area
1.8550420144295E+14
Altitude
17924918.46332
Surface area
1.8550420144295E+14
Volume
1.0449931008183E+21
Height
9757089.7591395