21031179 is an odd 8-digits composite number following 21031178
and preceding 21031180 . In scientific notation, it is written as 2.1031179 × 10^7.
The sum of its digits is 24. It has a total of 2 prime factors and 4 positive divisors.
There are 12942240 positive integers (up to 21031179) that are relatively prime to 21031179.
21031179 has 4 divisors, whose sum is 21570480
The reverse of 21031179 is 97113012
Previous prime number is 39
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 24
Digital Root 6
Name
twenty-one million thirty-one thousand one hundred seventy-nine
Scientific notation
2.1031179 × 10^7
Engineering notation
2.1031179 × 10^6
Prime Factorization
39 × 539261
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
21031179
Product of the distinct prime numbers
The prime factorization of 21031179 is 39 × 539261.
Since it has a total of 2 prime factors.
3 , 9 , 51 , 39 , 270 , 28 , 2005 , 5910 , 26488 , 50878 , 501373 , 351991 , 3600689 , 312787 , 40482495 , 2670114 , 943376170 , 61820206 , 5326974784 , 8477579060
n×2
42062358
n×3
63093537
n×4
84124716
n×5
105155895
n÷2
10515589.5
n÷3
7010393
n÷3
5257794.75
n÷5
4206235.8
n2
442310490130041
n3
9.3023110915026E+21
n4
1.9563856967908E+29
n5
4.1145097782246E+36
2 √n
4585.9763409769
3 √n
276.02889059053
4 √n
67.719837130467
5 √n
29.145581456637
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
-21031178
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 21031179 can be divided by 4 positive divisors.
The sum of these divisors (counting 21031179) is 1, the average is 0.25.
Base
System
Value
2
Binary
1010000001110100100001011
3
Ternary
1110120111100120
4
Quaternary
1100032210023
5
Quinary
20340444204
6
Senary
2030434323
8
Octal
120164413
10
Decimal
21031179
12
Duodecimal
70629a3
16
Hexadecimal
140e90b
20
Vigesimal
6b8hij
36
Base36
cirrf
md5
87473b4225b571151c657447d0cd586f
sha1
68bb07c4b6e9469c09c70a87512f10efcd306b29
sha256
f52b32c3580c0acd3d392bfe4f1f0d454f72bb4b3116eb7cb0bb4d0834cf3c7e
sha512
2b7d62151bf3613e4caa26a27ea8fd0651c67b5d6fdb21ecf73ae21131b49df7e339a2d3d5ef3162d5e7934dbbfbd0f654baa3900e7f8ddfdcdee9a34b78e79b
ripemd-160
ac873de0d2dcb0db24616a20ff0b3d82294a98ef
Diameter
42062358
Circumference
132142794.88546
Area
1.3895593863982E+15
Volume
3.8965429581962E+22
Surface area
5.558237545593E+15
Circumference
132142794.88546
Perimeter
84124716
Area
442310490130041
Diagonal
29742578.574496
Surface area
2653862940780246
Volume
9.3023110915026E+21
Space diagonal
36427070.571076
Perimeter
63093537
Area
1.9152606040648E+14
Altitude
18213535.285538
Surface area
1.9152606040648E+14
Volume
1.0962878755847E+21
Height
9914192.8581654