21084877 is an odd 8-digits composite number following 21084876
and preceding 21084878 . In scientific notation, it is written as 2.1084877 × 10^7.
The sum of its digits is 37. It has a total of 3 prime factors and 8 positive divisors.
There are 19137600 positive integers (up to 21084877) that are relatively prime to 21084877.
21084877 has 8 divisors, whose sum is 23038272
The reverse of 21084877 is 77848012
Previous prime number is 2161
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 37
Digital Root 1
Name
twenty-one million eighty-four thousand eight hundred seventy-seven
Scientific notation
2.1084877 × 10^7
Engineering notation
2.1084877 × 10^6
Prime Factorization
11 × 2161 × 887
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
21084877
Product of the distinct prime numbers
The prime factorization of 21084877 is 11 × 2161 × 887.
Since it has a total of 3 prime factors.
8 , 6 , 15 , 63 , 90 , 111 , 979 , 6766 , 65186 , 12327 , 239247 , 90311 , 5948043 , 2939541 , 25053594 , 22035630 , 698699459 , 206775631 , 1721949703 , 986216485
n×2
42169754
n×3
63254631
n×4
84339508
n×5
105424385
n÷2
10542438.5
n÷3
7028292.3333333
n÷3
5271219.25
n÷5
4216975.4
n2
444572038105129
n3
9.373746741086E+21
n4
1.9764429706495E+29
n5
4.1673056933659E+36
2 √n
4591.8271962259
3 √n
276.26361514354
4 √n
67.763022336861
5 √n
29.160449510187
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
-21084876
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 21084877 can be divided by 8 positive divisors.
The sum of these divisors (counting 21084877) is 1, the average is 0.125.
Base
System
Value
2
Binary
1010000011011101011001101
3
Ternary
1110200020000101
4
Quaternary
1100123223031
5
Quinary
20344204002
6
Senary
2031531101
8
Octal
120335315
10
Decimal
21084877
12
Duodecimal
7089a91
16
Hexadecimal
141bacd
20
Vigesimal
6bfc3h
36
Base36
cjx71
md5
efd76748ef63d5de17880d70025e611d
sha1
79e42a413851383a9f69a5c99d41d14e9c4c49cf
sha256
71b8247b335ef8a20094928f66bf3fbe3989b03113062d28e97fe35c3eae9a82
sha512
c8e2f691de5b2c33b100a6151227232f9734cd4fc99a22cdbcf9fdf037a5a705aa4a7381ba6a93dd2998633fc96f9b8ad398fb9323a6267f9aa1e2e5617b0617
ripemd-160
d48389dfc7c5e8df111c58bbb42bee69d9580cd7
Diameter
42169754
Circumference
132480189.37009
Area
1.3966642489025E+15
Volume
3.9264658531209E+22
Surface area
5.5866569956101E+15
Circumference
132480189.37009
Perimeter
84339508
Area
444572038105129
Diagonal
29818519.014369
Surface area
2667432228630774
Volume
9.373746741086E+21
Space diagonal
36520078.23534
Perimeter
63254631
Area
1.9250533940563E+14
Altitude
18260039.11767
Surface area
1.9250533940563E+14
Volume
1.1047066476245E+21
Height
9939506.3381228