21001401 is an odd 8-digits composite number following 21001400
and preceding 21001402 . In scientific notation, it is written as 2.1001401 × 10^7.
The sum of its digits is 9. It has a total of 2 prime factors and 4 positive divisors.
There are 13906080 positive integers (up to 21001401) that are relatively prime to 21001401.
21001401 has 4 divisors, whose sum is 21018404
The reverse of 21001401 is 10410012
Previous prime number is 1341
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 9
Digital Root 9
Name
twenty-one million one thousand four hundred one
Scientific notation
2.1001401 × 10^7
Engineering notation
2.1001401 × 10^6
Prime Factorization
1341 × 15661
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
21001401
Product of the distinct prime numbers
The prime factorization of 21001401 is 1341 × 15661.
Since it has a total of 2 prime factors.
10 , 9 , 67 , 22 , 21 , 982 , 2286 , 3051 , 10588 , 31239 , 672361 , 465106 , 1483895 , 5138300 , 39818289 , 66920598 , 905068862 , 956722510 , 6403094684 , 7302669188
n×2
42002802
n×3
63004203
n×4
84005604
n×5
105007005
n÷2
10500700.5
n÷3
7000467
n÷3
5250350.25
n÷5
4200280.2
n2
441058843962801
n3
9.2628536466592E+21
n4
1.945329038378E+29
n5
4.0854635211921E+36
2 √n
4582.7285540385
3 √n
275.89855282354
4 √n
67.695853300173
5 √n
29.137323345343
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
-21001400
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 21001401 can be divided by 4 positive divisors.
The sum of these divisors (counting 21001401) is 1, the average is 0.25.
Base
System
Value
2
Binary
1010000000111010010111001
3
Ternary
1110111222111200
4
Quaternary
1100013102321
5
Quinary
20334021101
6
Senary
2030044413
8
Octal
120072271
10
Decimal
21001401
12
Duodecimal
7049709
16
Hexadecimal
14074b9
20
Vigesimal
6b53a1
36
Base36
ci4s9
md5
fd5576ce0ad4f89dcd1ebc0b0b836085
sha1
e5060b27c3c3e257595392a927142afcc1e893f9
sha256
77e513f058853dd2e304155a59617d213e969469819103dfd4753f73273c6a8c
sha512
821d34fd7ede9e1f074d5b0d5c415a8b9e323452de9bf6f6aa972e7980221a80f5b6ca28bcea6a0e4872b48ce767534e34e3bf26857046fd7ce98c1f313405d4
ripemd-160
a8957e1d82782f4b1d7cf2d2b74b52d719304478
Diameter
42002802
Circumference
131955694.19339
Area
1.3856272239943E+15
Volume
3.8800150623496E+22
Surface area
5.5425088959774E+15
Circumference
131955694.19339
Perimeter
84005604
Area
441058843962801
Diagonal
29700466.123036
Surface area
2646353063776806
Volume
9.2628536466592E+21
Space diagonal
36375493.562128
Perimeter
63004203
Area
1.9098408171779E+14
Altitude
18187746.781064
Surface area
1.9098408171779E+14
Volume
1.0916377711152E+21
Height
9900155.3743453