21158037 is an odd 8-digits composite number following 21158036
and preceding 21158038 . In scientific notation, it is written as 2.1158037 × 10^7.
The sum of its digits is 27. It has a total of 4 prime factors and 16 positive divisors.
There are 13804416 positive integers (up to 21158037) that are relatively prime to 21158037.
21158037 has 16 divisors, whose sum is 32014080
The reverse of 21158037 is 73085112
Previous prime number is 47
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 27
Digital Root 9
Name
twenty-one million one hundred fifty-eight thousand thirty-seven
Scientific notation
2.1158037 × 10^7
Engineering notation
2.1158037 × 10^6
Prime Factorization
9 × 3 × 47 × 16673
Composite number
ω
Distinct Factors
4
Total number of distinct prime factors
Ω
Total Factors
4
Total number of prime factors
rad
Radical
21158037
Product of the distinct prime numbers
The prime factorization of 21158037 is 9 × 3 × 47 × 16673.
Since it has a total of 4 prime factors.
8 , 10 , 22 , 87 , 344 , 310 , 4573 , 4216 , 88285 , 25214 , 354900 , 914706 , 2779953 , 8788528 , 63375251 , 64873459 , 259285975 , 866141428 , 7935397205 , 9100747119
n×2
42316074
n×3
63474111
n×4
84632148
n×5
105790185
n÷2
10579018.5
n÷3
7052679
n÷3
5289509.25
n÷5
4231607.4
n2
447662529693369
n3
9.4716603667659E+21
n4
2.0040174049147E+29
n5
4.2401074401828E+36
2 √n
4599.786625486
3 √n
276.58277145292
4 √n
67.821726795224
5 √n
29.180657583388
1 , 3 , 9 , 27 , 47 , 141 , 423 , 1269 , 16673 , 50019 , 150057 , 450171 , 783631 , 2350893 , 7052679 , 21158037
16 divisors
τ
Total Divisors
16
Total number of the positive divisors of n
σ
Sum of Divisors
1
Sum of all the positive divisors of n
s
Aliquot Sum
-21158036
Sum of the proper positive divisors of n
A
Arithmetic Mean
0.0625
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
16
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 21158037 can be divided by 16 positive divisors.
The sum of these divisors (counting 21158037) is 1, the average is 0.0625.
Base
System
Value
2
Binary
1010000101101100010010101
3
Ternary
1110210221101000
4
Quaternary
1100231202111
5
Quinary
20404024122
6
Senary
2033253513
8
Octal
120554225
10
Decimal
21158037
12
Duodecimal
7104299
16
Hexadecimal
142d895
20
Vigesimal
6c4f1h
36
Base36
clhn9
md5
8d5852c5e26e41f1cafe6fa33bf5fdfd
sha1
145a204031158a6a00a1b9ba2101a10d556cbb2c
sha256
76346aed49ddaad45d1917fdf5af57c7adc9123b6b8556dc41efc3459113905a
sha512
8f2656b66ac7fe61f092bdce02a57246bc8be13b750fa0b7a5ad0ce7b3f96d224379b0a3d02736b55c8dbae5d320c59b5eb13f18f06f062307f7cf88c34b1892
ripemd-160
456e663a56149d7967020dd047e5564c02d5c86e
Diameter
42316074
Circumference
132939867.20716
Area
1.4063733145721E+15
Volume
3.9674798167372E+22
Surface area
5.6254932582884E+15
Circumference
132939867.20716
Perimeter
84632148
Area
447662529693369
Diagonal
29921982.878592
Surface area
2685975178160214
Volume
9.4716603667659E+21
Space diagonal
36646795.072422
Perimeter
63474111
Area
1.9384356151843E+14
Altitude
18323397.536211
Surface area
1.9384356151843E+14
Volume
1.1162458790727E+21
Height
9973994.2928639