21972693 is an odd 8-digits composite number following 21972692
and preceding 21972694 . In scientific notation, it is written as 2.1972693 × 10^7.
The sum of its digits is 39. It has a total of 3 prime factors and 8 positive divisors.
There are 14587200 positive integers (up to 21972693) that are relatively prime to 21972693.
21972693 has 8 divisors, whose sum is 29419456
The reverse of 21972693 is 39627912
Previous prime number is 241
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 39
Digital Root 3
Name
twenty-one million nine hundred seventy-two thousand six hundred ninety-three
Scientific notation
2.1972693 × 10^7
Engineering notation
2.1972693 × 10^6
Prime Factorization
3 × 241 × 30391
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
21972693
Product of the distinct prime numbers
The prime factorization of 21972693 is 3 × 241 × 30391.
Since it has a total of 3 prime factors.
1 , 3 , 63 , 96 , 142 , 689 , 5346 , 154 , 25025 , 27181 , 208209 , 495691 , 1850598 , 7102147 , 85542144 , 12265422 , 633287894 , 343644384 , 6012265799 , 6890790550
n×2
43945386
n×3
65918079
n×4
87890772
n×5
109863465
n÷2
10986346.5
n÷3
7324231
n÷3
5493173.25
n÷5
4394538.6
n2
482799237672249
n3
1.0608399430006E+22
n4
2.330951038969E+29
n5
5.1217271577298E+36
2 √n
4687.5039199984
3 √n
280.08795281179
4 √n
68.46534831576
5 √n
29.401985398267
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
-21972692
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 21972693 can be divided by 8 positive divisors.
The sum of these divisors (counting 21972693) is 1, the average is 0.125.
Base
System
Value
2
Binary
1010011110100011011010101
3
Ternary
1112100022212110
4
Quaternary
1103310123111
5
Quinary
21111111233
6
Senary
2102541233
8
Octal
123643325
10
Decimal
21972693
12
Duodecimal
7437819
16
Hexadecimal
14f46d5
20
Vigesimal
6h6bed
36
Base36
d2y8l
md5
a8eda1d7d40834f0d693f96e61b84834
sha1
519727f9b4f003f90b65fbf29b75b248686b8341
sha256
3276b8b0df9c10d23bbbbc965049222e851368924b33035a298ce2b9be0aec4c
sha512
124aa51621e59200430db015571dbb712d0b9fe63588ab1083bd42c6fbc5522cbeee22c3a5e0eb7d83c278c935bbe6d1c80dae7bd1cc3c27b972845ccac1a25a
ripemd-160
6da26c26b73d0b9248b91fcd12406314c73ccf1c
Diameter
43945386
Circumference
138058501.81677
Area
1.5167585382299E+15
Volume
4.4436359620872E+22
Surface area
6.0670341529196E+15
Circumference
138058501.81677
Perimeter
87890772
Area
482799237672249
Diagonal
31074080.44246
Surface area
2896795426033494
Volume
1.0608399430006E+22
Space diagonal
38057820.655113
Perimeter
65918079
Area
2.0905820237596E+14
Altitude
19028910.327557
Surface area
2.0905820237596E+14
Volume
1.2502118624155E+21
Height
10358026.814153