21293087 is an odd 8-digits composite number following 21293086
and preceding 21293088 . In scientific notation, it is written as 2.1293087 × 10^7.
The sum of its digits is 32. It has a total of 3 prime factors and 8 positive divisors.
There are 20734560 positive integers (up to 21293087) that are relatively prime to 21293087.
21293087 has 8 divisors, whose sum is 21858720
The reverse of 21293087 is 78039212
Previous prime number is 61
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 32
Digital Root 5
Name
twenty-one million two hundred ninety-three thousand eighty-seven
Scientific notation
2.1293087 × 10^7
Engineering notation
2.1293087 × 10^6
Prime Factorization
103 × 61 × 3389
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
21293087
Product of the distinct prime numbers
The prime factorization of 21293087 is 103 × 61 × 3389.
Since it has a total of 3 prime factors.
3 , 9 , 34 , 94 , 278 , 465 , 8834 , 5678 , 83068 , 84020 , 402592 , 142049 , 5736895 , 4795786 , 47374559 , 28341156 , 455419013 , 532529456 , 7871647424 , 2151611019
n×2
42586174
n×3
63879261
n×4
85172348
n×5
106465435
n÷2
10646543.5
n÷3
7097695.6666667
n÷3
5323271.75
n÷5
4258617.4
n2
453395553989569
n3
9.6541909765131E+21
n4
2.0556752837751E+29
n5
4.3771672661173E+36
2 √n
4614.4433033682
3 √n
277.16999214294
4 √n
67.929693826546
5 √n
29.217814381314
8 divisors
τ
Total Divisors
8
Total number of the positive divisors of n
σ
Sum of Divisors
1
Sum of all the positive divisors of n
s
Aliquot Sum
-21293086
Sum of the proper positive divisors of n
A
Arithmetic Mean
0.125
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
8
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 21293087 can be divided by 8 positive divisors.
The sum of these divisors (counting 21293087) is 1, the average is 0.125.
Base
System
Value
2
Binary
1010001001110100000011111
3
Ternary
1111001210121212
4
Quaternary
1101032200133
5
Quinary
20422334322
6
Senary
2040215035
8
Octal
121164037
10
Decimal
21293087
12
Duodecimal
716a47b
16
Hexadecimal
144e81f
20
Vigesimal
6d1ce7
36
Base36
codun
md5
98b5ce2ad58dc7e7aaa42ba18c5b4bf6
sha1
1b2fb9833218046f55056ed74e9892d84a806fe7
sha256
c958763996c764f4f946e86f41478911d97f80429704575fa5ef3f7c214b3ca6
sha512
1ce28b1c05f7b5b61769003899713f16c0189ccca699ec2c26a7c89d1bfb91161e89d3b3406ebf0d5b0e8f9bf19d69ab3ab83ebbc76fb67c4e63c5df7194e11d
ripemd-160
f5e73184e6b583d1cb33e086ead32e007f886f44
Diameter
42586174
Circumference
133788411.3829
Area
1.4243841415839E+15
Volume
4.0439380597555E+22
Surface area
5.6975365663356E+15
Circumference
133788411.3829
Perimeter
85172348
Area
453395553989569
Diagonal
30112972.42019
Surface area
2720373323937414
Volume
9.6541909765131E+21
Space diagonal
36880708.533984
Perimeter
63879261
Area
1.9632603385894E+14
Altitude
18440354.266992
Surface area
1.9632603385894E+14
Volume
1.1377573177271E+21
Height
10037657.473397