21102992 is an even 8-digits composite number following 21102991
and preceding 21102993 . In scientific notation, it is written as 2.1102992 × 10^7.
The sum of its digits is 26. It has a total of 5 prime factors and 10 positive divisors.
There are 10551488 positive integers (up to 21102992) that are relatively prime to 21102992.
21102992 has 10 divisors, whose sum is 40887078
The reverse of 21102992 is 29920112
Previous prime number is 2
Is Prime? no
Number parity even
Number length 8
Sum of Digits 26
Digital Root 8
Name
twenty-one million one hundred two thousand nine hundred ninety-two
Scientific notation
2.1102992 × 10^7
Engineering notation
2.1102992 × 10^6
Prime Factorization
2 × 2 × 2 × 2 × 1318937
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
5
Total number of prime factors
rad
Radical
2637874
Product of the distinct prime numbers
The prime factorization of 21102992 is 2 × 2 × 2 × 2 × 1318937.
Since it has a total of 5 prime factors.
10 , 5 , 79 , 89 , 825 , 921 , 3066 , 2831 , 70302 , 17686 , 710672 , 948686 , 1439997 , 9805707 , 41721916 , 91116617 , 513867740 , 828028208 , 2867568030 , 1964218047
n×2
42205984
n×3
63308976
n×4
84411968
n×5
105514960
n÷2
10551496
n÷3
7034330.6666667
n÷3
5275748
n÷5
4220598.4
n2
445336271352064
n3
9.3979277716524E+21
n4
1.9832439458176E+29
n5
4.1852381122637E+36
2 √n
4593.7992990552
3 √n
276.34270947685
4 √n
67.777572242263
5 √n
29.165458409234
10 divisors
τ
Total Divisors
10
Total number of the positive divisors of n
σ
Sum of Divisors
1
Sum of all the positive divisors of n
s
Aliquot Sum
-21102991
Sum of the proper positive divisors of n
A
Arithmetic Mean
0.1
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
10
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 21102992 can be divided by 10 positive divisors.
The sum of these divisors (counting 21102992) is 1, the average is 0.1.
Base
System
Value
2
Binary
1010000100000000110010000
3
Ternary
1110201010212022
4
Quaternary
1100200012100
5
Quinary
20400243432
6
Senary
2032151012
8
Octal
120400620
10
Decimal
21102992
12
Duodecimal
7098468
16
Hexadecimal
1420190
20
Vigesimal
6bhh9c
36
Base36
ckb68
md5
bf1c21dcba53bfc5692779683049a65e
sha1
bc526325cd3e74029547e3e91d5b5eca759daed4
sha256
20cfe59ded78cf6c40ee104d578ec700ba967e834164c98cd3a51ae14024fa0a
sha512
967bf7caaf6bc1411731d8631a11579d0b88d6cefc728956b1970a66678ccaac9e55a8d27c0c7dbdfe3533848220f527680df87e673bad16b9f3f03e4fd80593
ripemd-160
62cd93b0fadcfe30139a8461d433c13b54e8ea3c
Diameter
42205984
Circumference
132594009.27193
Area
1.3990651584567E+15
Volume
3.9365947795188E+22
Surface area
5.5962606338269E+15
Circumference
132594009.27193
Perimeter
84411968
Area
445336271352064
Diagonal
29844137.493051
Surface area
2672017628112384
Volume
9.3979277716524E+21
Space diagonal
36551454.33572
Perimeter
63308976
Area
1.9283626210876E+14
Altitude
18275727.16786
Surface area
1.9283626210876E+14
Volume
1.1075564094061E+21
Height
9948045.831017