21167381 is an odd 8-digits composite number following 21167380
and preceding 21167382 . In scientific notation, it is written as 2.1167381 × 10^7.
The sum of its digits is 29. It has a total of 2 prime factors and 4 positive divisors.
There are 21158112 positive integers (up to 21167381) that are relatively prime to 21167381.
21167381 has 4 divisors, whose sum is 21176652
The reverse of 21167381 is 18376112
Previous prime number is 4073
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 29
Digital Root 2
Name
twenty-one million one hundred sixty-seven thousand three hundred eighty-one
Scientific notation
2.1167381 × 10^7
Engineering notation
2.1167381 × 10^6
Prime Factorization
4073 × 5197
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
21167381
Product of the distinct prime numbers
The prime factorization of 21167381 is 4073 × 5197.
Since it has a total of 2 prime factors.
5 , 7 , 94 , 2 , 267 , 712 , 3857 , 953 , 26959 , 42258 , 520312 , 548339 , 2641926 , 1883235 , 28216326 , 44701743 , 186510480 , 473860114 , 9789873212 , 9495237753
n×2
42334762
n×3
63502143
n×4
84669524
n×5
105836905
n÷2
10583690.5
n÷3
7055793.6666667
n÷3
5291845.25
n÷5
4233476.2
n2
448058018399161
n3
9.4842147855601E+21
n4
2.0075598785178E+29
n5
4.2494784828901E+36
2 √n
4600.8022126581
3 √n
276.62348110638
4 √n
67.829213563612
5 √n
29.183234532381
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
-21167380
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 21167381 can be divided by 4 positive divisors.
The sum of these divisors (counting 21167381) is 1, the average is 0.25.
Base
System
Value
2
Binary
1010000101111110100010101
3
Ternary
1110211102012002
4
Quaternary
1100233310111
5
Quinary
20404324011
6
Senary
2033405045
8
Octal
120576425
10
Decimal
21167381
12
Duodecimal
7109785
16
Hexadecimal
142fd15
20
Vigesimal
6c5i91
36
Base36
clout
md5
d1a07a3a0f586128dcab032fd0464687
sha1
6763198ce4eeece08bfcad175e47ea211d7c1a0f
sha256
cb49eceb7865428f7827075afda18e0a5efa3d6a252e35945631eceb5b4c7a1d
sha512
5c168ad284ef2e524bd0c3d54c0f5bfec9461199a2ed9174da903b81679a0033acb998da83e67eb798a8dc092065e2f372936800fbc2d1be2bfe3ec6471bf7bf
ripemd-160
35be1a78bc685abd66a597ceb535510c00c0ec7e
Diameter
42334762
Circumference
132998577.29067
Area
1.4076157789848E+15
Volume
3.9727385993844E+22
Surface area
5.6304631159392E+15
Circumference
132998577.29067
Perimeter
84669524
Area
448058018399161
Diagonal
29935197.290119
Surface area
2688348110394966
Volume
9.4842147855601E+21
Space diagonal
36662979.355168
Perimeter
63502143
Area
1.9401481315149E+14
Altitude
18331489.677584
Surface area
1.9401481315149E+14
Volume
1.1177254315165E+21
Height
9978399.0967062