21796681 is an odd 8-digits composite number following 21796680
and preceding 21796682 . In scientific notation, it is written as 2.1796681 × 10^7.
The sum of its digits is 40. It has a total of 2 prime factors and 4 positive divisors.
There are 21730500 positive integers (up to 21796681) that are relatively prime to 21796681.
21796681 has 4 divisors, whose sum is 21862864
The reverse of 21796681 is 18669712
Previous prime number is 331
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 40
Digital Root 4
Name
twenty-one million seven hundred ninety-six thousand six hundred eighty-one
Scientific notation
2.1796681 × 10^7
Engineering notation
2.1796681 × 10^6
Prime Factorization
331 × 65851
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
21796681
Product of the distinct prime numbers
The prime factorization of 21796681 is 331 × 65851.
Since it has a total of 2 prime factors.
10 , 3 , 64 , 79 , 156 , 281 , 4830 , 278 , 83707 , 15485 , 577839 , 951823 , 5669363 , 1591962 , 51469793 , 91105119 , 658841660 , 133744543 , 3107047996 , 6985990182
n×2
43593362
n×3
65390043
n×4
87186724
n×5
108983405
n÷2
10898340.5
n÷3
7265560.3333333
n÷3
5449170.25
n÷5
4359336.2
n2
475095302615761
n3
1.0355500755714E+22
n4
2.2571554656756E+29
n5
4.9198497652738E+36
2 √n
4668.6915725929
3 √n
279.33806649242
4 √n
68.327824292838
5 √n
29.354728883646
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
-21796680
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 21796681 can be divided by 4 positive divisors.
The sum of these divisors (counting 21796681) is 1, the average is 0.25.
Base
System
Value
2
Binary
1010011001001011101001001
3
Ternary
1112000101102111
4
Quaternary
1103021131021
5
Quinary
21034443211
6
Senary
2055102321
8
Octal
123113511
10
Decimal
21796681
12
Duodecimal
73719a1
16
Hexadecimal
14c9749
20
Vigesimal
6g4be1
36
Base36
cz6fd
md5
79ce55fb14b86a3e27e0362c44b29068
sha1
8a6cccc7bd07f8c2d4225e038dd1ab0af9689c6d
sha256
36bd3e5b7f73d347f21784beff21feeb3e1060dda84291de52a6db73a2750023
sha512
93e9208700a0a0eeb9f7d8765e54b443da8cda21c024018ba747c4e1bedf2446c0797cc324560ae8a8955a70d0738813dd557430593e0d79f7f8f0b23abf04f3
ripemd-160
bda159d7ab6fe635d15abfdfdfc08cd0005ff025
Diameter
43593362
Circumference
136952585.80448
Area
1.4925559124527E+15
Volume
4.3377020131194E+22
Surface area
5.9702236498108E+15
Circumference
136952585.80448
Perimeter
87186724
Area
475095302615761
Diagonal
30825161.88492
Surface area
2850571815694566
Volume
1.0355500755714E+22
Space diagonal
37752958.928371
Perimeter
65390043
Area
2.0572230064195E+14
Altitude
18876479.464186
Surface area
2.0572230064195E+14
Volume
1.2204074678247E+21
Height
10275053.96164