21531058 is an even 8-digits composite number following 21531057
and preceding 21531059 . In scientific notation, it is written as 2.1531058 × 10^7.
The sum of its digits is 25. It has a total of 4 prime factors and 16 positive divisors.
There are 10492416 positive integers (up to 21531058) that are relatively prime to 21531058.
21531058 has 16 divisors, whose sum is 33126840
The reverse of 21531058 is 85013512
Previous prime number is 89
Is Prime? no
Number parity even
Number length 8
Sum of Digits 25
Digital Root 7
Name
twenty-one million five hundred thirty-one thousand fifty-eight
Scientific notation
2.1531058 × 10^7
Engineering notation
2.1531058 × 10^6
Prime Factorization
2 × 73 × 89 × 1657
Composite number
ω
Distinct Factors
4
Total number of distinct prime factors
Ω
Total Factors
4
Total number of prime factors
rad
Radical
21531058
Product of the distinct prime numbers
The prime factorization of 21531058 is 2 × 73 × 89 × 1657.
Since it has a total of 4 prime factors.
8 , 5 , 75 , 2 , 152 , 168 , 2681 , 2931 , 93308 , 80756 , 862036 , 39504 , 8898555 , 5295593 , 76755257 , 48361177 , 659810737 , 507644004 , 8932480140 , 8649755661
n×2
43062116
n×3
64593174
n×4
86124232
n×5
107655290
n÷2
10765529
n÷3
7177019.3333333
n÷3
5382764.5
n÷5
4306211.6
n2
463586458599364
n3
9.9815069281175E+21
n4
2.149124045967E+29
n5
4.627291448291E+36
2 √n
4640.1571094091
3 √n
278.19871753796
4 √n
68.118698676715
5 √n
29.282831884216
1 , 2 , 73 , 89 , 146 , 178 , 1657 , 3314 , 6497 , 12994 , 120961 , 147473 , 241922 , 294946 , 10765529 , 21531058
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
-21531057
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 21531058 can be divided by 16 positive divisors.
The sum of these divisors (counting 21531058) is 1, the average is 0.0625.
Base
System
Value
2
Binary
1010010001000100110110010
3
Ternary
1111111220001121
4
Quaternary
1102020212302
5
Quinary
21002443213
6
Senary
2045252454
8
Octal
122104662
10
Decimal
21531058
12
Duodecimal
726412a
16
Hexadecimal
14889b2
20
Vigesimal
6eb7ci
36
Base36
cthgy
md5
909400f0285fac0f4c35c200d78c9d2e
sha1
f76bbe92bff8fc86c046974c9debc806e19eba92
sha256
e9ad3860fb3d24197784a47be5df8bb2bd3e5f860fbd4904e724a3b00733fc6c
sha512
21a0c8c9d6eb486a1cb6b18af29138d05ed899e917353159afb2df84aa219dc77559d59d4ae64586562e7aeb79c50db8dbb46afc3617b8bab1ba758c01ba3857
ripemd-160
f977baee662c5c67a98f785a0604907413f32964
Diameter
43062116
Circumference
135283627.27363
Area
1.4563998126395E+15
Volume
4.1810438449506E+22
Surface area
5.8255992505579E+15
Circumference
135283627.27363
Perimeter
86124232
Area
463586458599364
Diagonal
30449514.235842
Surface area
2781518751596184
Volume
9.9815069281175E+21
Space diagonal
37292886.396712
Perimeter
64593174
Area
2.0073882499876E+14
Altitude
18646443.198356
Surface area
2.0073882499876E+14
Volume
1.1763318725554E+21
Height
10149838.078614