21158095 is an odd 8-digits composite number following 21158094
and preceding 21158096 . In scientific notation, it is written as 2.1158095 × 10^7.
The sum of its digits is 31. It has a total of 2 prime factors and 4 positive divisors.
There are 14508384 positive integers (up to 21158095) that are relatively prime to 21158095.
21158095 has 4 divisors, whose sum is 21762648
The reverse of 21158095 is 59085112
Previous prime number is 35
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 31
Digital Root 4
Name
twenty-one million one hundred fifty-eight thousand ninety-five
Scientific notation
2.1158095 × 10^7
Engineering notation
2.1158095 × 10^6
Prime Factorization
35 × 604517
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
21158095
Product of the distinct prime numbers
The prime factorization of 21158095 is 35 × 604517.
Since it has a total of 2 prime factors.
4 , 8 , 73 , 8 , 239 , 490 , 9884 , 7056 , 52958 , 37819 , 862414 , 343444 , 6852051 , 9175363 , 39495334 , 7955192 , 79813765 , 63717026 , 1093318433 , 5892797906
n×2
42316190
n×3
63474285
n×4
84632380
n×5
105790475
n÷2
10579047.5
n÷3
7052698.3333333
n÷3
5289523.75
n÷5
4231619
n2
447664984029025
n3
9.4717382602596E+21
n4
2.0040393792571E+29
n5
4.2401655570062E+36
2 √n
4599.792930122
3 √n
276.58302418251
4 √n
67.821773274679
5 √n
29.180673581812
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
-21158094
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 21158095 can be divided by 4 positive divisors.
The sum of these divisors (counting 21158095) is 1, the average is 0.25.
Base
System
Value
2
Binary
1010000101101100011001111
3
Ternary
1110210221110011
4
Quaternary
1100231203033
5
Quinary
20404024340
6
Senary
2033254051
8
Octal
120554317
10
Decimal
21158095
12
Duodecimal
7104327
16
Hexadecimal
142d8cf
20
Vigesimal
6c4f4f
36
Base36
clhov
md5
07f5204572bf3fc43c5a07618369400e
sha1
81201c08011bdcb514626e52eabfb584123badee
sha256
35b6bd3024e1def66b88182ab35955d7dea74d902fa8456a51488d69c53c2429
sha512
e8fa443b8417eb3fb8895ae98088124052ff8c77ebb15204e4f7b0c2ee0973275255516a2b086de7afe36c69ce00b59a35900bf183744954859f65987c1106e4
ripemd-160
1732b4a0f7e69da8cf22e236f8fb1d10c0887d18
Diameter
42316190
Circumference
132940231.63191
Area
1.406381025095E+15
Volume
3.9675124446876E+22
Surface area
5.6255241003799E+15
Circumference
132940231.63191
Perimeter
84632380
Area
447664984029025
Diagonal
29922064.902978
Surface area
2685989904174150
Volume
9.4717382602596E+21
Space diagonal
36646895.531369
Perimeter
63474285
Area
1.9384462427695E+14
Altitude
18323447.765685
Surface area
1.9384462427695E+14
Volume
1.1162550589089E+21
Height
9974021.6343261