21103779 is an odd 8-digits composite number following 21103778
and preceding 21103780 . In scientific notation, it is written as 2.1103779 × 10^7.
The sum of its digits is 30. It has a total of 2 prime factors and 4 positive divisors.
There are 14069184 positive integers (up to 21103779) that are relatively prime to 21103779.
21103779 has 4 divisors, whose sum is 28138376
The reverse of 21103779 is 97730112
Previous prime number is 3
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 30
Digital Root 3
Name
twenty-one million one hundred three thousand seven hundred seventy-nine
Scientific notation
2.1103779 × 10^7
Engineering notation
2.1103779 × 10^6
Prime Factorization
3 × 7034593
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
21103779
Product of the distinct prime numbers
The prime factorization of 21103779 is 3 × 7034593.
Since it has a total of 2 prime factors.
3 , 2 , 100 , 90 , 42 , 995 , 5666 , 1128 , 4007 , 71070 , 723453 , 324655 , 4599710 , 7056859 , 47572215 , 78058658 , 455001634 , 898504941 , 9012563470 , 5631259900
n×2
42207558
n×3
63311337
n×4
84415116
n×5
105518895
n÷2
10551889.5
n÷3
7034593
n÷3
5275944.75
n÷5
4220755.8
n2
445369488080841
n3
9.3989792498012E+21
n4
1.9835398091339E+29
n5
4.1860185769664E+36
2 √n
4593.8849572013
3 √n
276.34614467708
4 √n
67.77820414559
5 √n
29.165675941169
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
-21103778
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 21103779 can be divided by 4 positive divisors.
The sum of these divisors (counting 21103779) is 1, the average is 0.25.
Base
System
Value
2
Binary
1010000100000010010100011
3
Ternary
1110201011221110
4
Quaternary
1100200102203
5
Quinary
20400310104
6
Senary
2032154403
8
Octal
120402243
10
Decimal
21103779
12
Duodecimal
7098a03
16
Hexadecimal
14204a3
20
Vigesimal
6bhj8j
36
Base36
ckbs3
md5
645c9c87537bd91223df582bd3fcfa1e
sha1
94aa403a4fc986cb31645e41eb822e5596fa9262
sha256
76b79babcb8ccf99bde9acc18aa393f929bb06e449f0933d45a24b787ca0e7b0
sha512
fd128c3b96085c939b0e7d510804bf09f36a8d15fb6707efdb795edc13b92050c70b5281b7fbf6c5011e3fd3da4940d52baa78e15a5ad6f162bc03568c3273fd
ripemd-160
4c2bf2c78b7535d84192466b42243d31c8288f06
Diameter
42207558
Circumference
132598954.13877
Area
1.3991695118878E+15
Volume
3.9370352216558E+22
Surface area
5.5966780475513E+15
Circumference
132598954.13877
Perimeter
84415116
Area
445369488080841
Diagonal
29845250.479125
Surface area
2672216928485046
Volume
9.3989792498012E+21
Space diagonal
36552817.459705
Perimeter
63311337
Area
1.9285064537424E+14
Altitude
18276408.729853
Surface area
1.9285064537424E+14
Volume
1.1076803272943E+21
Height
9948416.8263748