21000375 is an odd 8-digits composite number following 21000374
and preceding 21000376 . In scientific notation, it is written as 2.1000375 × 10^7.
The sum of its digits is 18. It has a total of 4 prime factors and 16 positive divisors.
There are 10176000 positive integers (up to 21000375) that are relatively prime to 21000375.
21000375 has 16 divisors, whose sum is 26325792
The reverse of 21000375 is 57300012
Previous prime number is 5
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 18
Digital Root 9
Name
twenty-one million three hundred seventy-five
Scientific notation
2.1000375 × 10^7
Engineering notation
2.1000375 × 10^6
Prime Factorization
75 × 33 × 5 × 1697
Composite number
ω
Distinct Factors
4
Total number of distinct prime factors
Ω
Total Factors
4
Total number of prime factors
rad
Radical
21000375
Product of the distinct prime numbers
The prime factorization of 21000375 is 75 × 33 × 5 × 1697.
Since it has a total of 4 prime factors.
10 , 6 , 76 , 24 , 534 , 22 , 2477 , 4568 , 95207 , 85900 , 63016 , 452318 , 6711847 , 6575811 , 97447398 , 13641408 , 621607633 , 335707236 , 7471176740 , 641296295
n×2
42000750
n×3
63001125
n×4
84001500
n×5
105001875
n÷2
10500187.5
n÷3
7000125
n÷3
5250093.75
n÷5
4200075
n2
441015750140625
n3
9.2614961338594E+21
n4
1.944948918721E+29
n5
4.0844656648985E+36
2 √n
4582.6166106276
3 √n
275.89405984511
4 √n
67.695026483691
5 √n
29.137038645499
1 , 5 , 33 , 75 , 165 , 375 , 1697 , 2475 , 8485 , 12375 , 56001 , 127275 , 280005 , 636375 , 4200075 , 21000375
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
-21000374
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 21000375 can be divided by 16 positive divisors.
The sum of these divisors (counting 21000375) is 1, the average is 0.0625.
Base
System
Value
2
Binary
1010000000111000010110111
3
Ternary
1110111221002200
4
Quaternary
1100013002313
5
Quinary
20334003000
6
Senary
2030035543
8
Octal
120070267
10
Decimal
21000375
12
Duodecimal
7048bb3
16
Hexadecimal
14070b7
20
Vigesimal
6b50if
36
Base36
ci3zr
md5
f1cb495cb490f219880e32f3bb57b83c
sha1
125f3d4ffee895f095e9faebb0a0c7f6b6ad9aee
sha256
ce4c0e87084c682f63988b90381c0e668ae81556906a5eff31f0b61decb333cb
sha512
d9baaea0632beb4f5c3f6fc6ab00d366677acd9701285fe142e4504bf88a64702f848e576eb98feb14d13fd348a2327d0112eae2192b0182a3b89348cdb0197f
ripemd-160
6f2a55dcaea9bebd7fa9ec9b201bfacc0662ddfa
Diameter
42000750
Circumference
131949247.64526
Area
1.3854918407592E+15
Volume
3.8794464287177E+22
Surface area
5.5419673630367E+15
Circumference
131949247.64526
Perimeter
84001500
Area
441015750140625
Diagonal
29699015.139921
Surface area
2646094500843750
Volume
9.2614961338594E+21
Space diagonal
36373716.477999
Perimeter
63001125
Area
1.9096542154542E+14
Altitude
18186858.239
Surface area
1.9096542154542E+14
Volume
1.0914777866975E+21
Height
9899671.713307