21352525 is an odd 8-digits composite number following 21352524
and preceding 21352526 . In scientific notation, it is written as 2.1352525 × 10^7.
The sum of its digits is 25. It has a total of 4 prime factors and 12 positive divisors.
There are 16979840 positive integers (up to 21352525) that are relatively prime to 21352525.
21352525 has 12 divisors, whose sum is 26635572
The reverse of 21352525 is 52525312
Previous prime number is 173
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 25
Digital Root 7
Name
twenty-one million three hundred fifty-two thousand five hundred twenty-five
Scientific notation
2.1352525 × 10^7
Engineering notation
2.1352525 × 10^6
Prime Factorization
5 × 5 × 173 × 4937
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
4
Total number of prime factors
rad
Radical
4270505
Product of the distinct prime numbers
The prime factorization of 21352525 is 5 × 5 × 173 × 4937.
Since it has a total of 4 prime factors.
7 , 6 , 79 , 87 , 798 , 112 , 6010 , 3781 , 64805 , 92840 , 223291 , 425502 , 5895066 , 52861 , 66360881 , 95616264 , 377468079 , 532148750 , 5208606390 , 4213928976
n×2
42705050
n×3
64057575
n×4
85410100
n×5
106762625
n÷2
10676262.5
n÷3
7117508.3333333
n÷3
5338131.25
n÷5
4270505
n2
455930323875625
n3
9.7352636388124E+21
n4
2.0787246022933E+29
n5
4.4386019038583E+36
2 √n
4620.8792453385
3 √n
277.42765205372
4 √n
67.977049401533
5 √n
29.234108050755
1 , 5 , 25 , 173 , 865 , 4325 , 4937 , 24685 , 123425 , 854101 , 4270505 , 21352525
12 divisors
τ
Total Divisors
12
Total number of the positive divisors of n
σ
Sum of Divisors
1
Sum of all the positive divisors of n
s
Aliquot Sum
-21352524
Sum of the proper positive divisors of n
A
Arithmetic Mean
0.083333333333333
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
12
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 21352525 can be divided by 12 positive divisors.
The sum of these divisors (counting 21352525) is 1, the average is 0.083333333333333.
Base
System
Value
2
Binary
1010001011101000001001101
3
Ternary
1111011211011021
4
Quaternary
1101131001031
5
Quinary
20431240100
6
Senary
2041354141
8
Octal
121350115
10
Decimal
21352525
12
Duodecimal
7198951
16
Hexadecimal
145d04d
20
Vigesimal
6d9165
36
Base36
cpnpp
md5
4d9b95a9b4cb836ebe2847e007480252
sha1
739c9ca42739dc02834ca78ce6ce472a0020572c
sha256
ca9488382fa1a2d9fe47fd74d901e1561e82393133fe746b8d68f3e4a25f720c
sha512
c8c6e6de7a1c09f39bd56c39f41c4ed01a340d3a901be2380444877f5c9b68da27bceb46352dc7940e4822a16407e16195b1129628d18274260beb5316e04614
ripemd-160
ba760717aee02a0ce213dd80e969ef2db6de2826
Diameter
42705050
Circumference
134161871.35118
Area
1.4323473560365E+15
Volume
4.077897697127E+22
Surface area
5.7293894241459E+15
Circumference
134161871.35118
Perimeter
85410100
Area
455930323875625
Diagonal
30197030.445911
Surface area
2735581943253750
Volume
9.7352636388124E+21
Space diagonal
36983658.169885
Perimeter
64057575
Area
1.9742362141598E+14
Altitude
18491829.084942
Surface area
1.9742362141598E+14
Volume
1.1473118226072E+21
Height
10065676.815304