21551335 is an odd 8-digits composite number following 21551334
and preceding 21551336 . In scientific notation, it is written as 2.1551335 × 10^7.
The sum of its digits is 25. It has a total of 4 prime factors and 16 positive divisors.
There are 15835392 positive integers (up to 21551335) that are relatively prime to 21551335.
21551335 has 16 divisors, whose sum is 27990144
The reverse of 21551335 is 53315512
Previous prime number is 1423
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 25
Digital Root 7
Name
twenty-one million five hundred fifty-one thousand three hundred thirty-five
Scientific notation
2.1551335 × 10^7
Engineering notation
2.1551335 × 10^6
Prime Factorization
5 × 13 × 1423 × 233
Composite number
ω
Distinct Factors
4
Total number of distinct prime factors
Ω
Total Factors
4
Total number of prime factors
rad
Radical
21551335
Product of the distinct prime numbers
The prime factorization of 21551335 is 5 × 13 × 1423 × 233.
Since it has a total of 4 prime factors.
5 , 5 , 23 , 19 , 633 , 593 , 847 , 5132 , 57565 , 40581 , 78990 , 276476 , 3877068 , 5026872 , 17480844 , 83037617 , 184732831 , 199390235 , 8887555674 , 610245780
n×2
43102670
n×3
64654005
n×4
86205340
n×5
107756675
n÷2
10775667.5
n÷3
7183778.3333333
n÷3
5387833.75
n÷5
4310267
n2
464460040282225
n3
1.0009733922236E+22
n4
2.1572312901897E+29
n5
4.649121420736E+36
2 √n
4642.3415427993
3 √n
278.28602189454
4 √n
68.134730811821
5 √n
29.288345263398
1 , 5 , 13 , 65 , 233 , 1165 , 1423 , 3029 , 7115 , 15145 , 18499 , 92495 , 331559 , 1657795 , 4310267 , 21551335
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
-21551334
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 21551335 can be divided by 16 positive divisors.
The sum of these divisors (counting 21551335) is 1, the average is 0.0625.
Base
System
Value
2
Binary
1010010001101100011100111
3
Ternary
1111112220212121
4
Quaternary
1102031203213
5
Quinary
21004120320
6
Senary
2045530411
8
Octal
122154347
10
Decimal
21551335
12
Duodecimal
7273a07
16
Hexadecimal
148d8e7
20
Vigesimal
6edi6f
36
Base36
ctx47
md5
79b3f1405d96ed6b10320ab91a3342e6
sha1
8dd81fed2e68576ee66cc9f069816751aba7c250
sha256
e4751204397885934238ad3fe0eb5d4587b539269f5ced50a30ff9a2a23ad8c4
sha512
7053abdaef6099028b6e791a03e8b604b75a5b9ca3f8511fddcd31f23c9869c11cf49009ad1e114b503ba84ec0901c2376544e4d2f49120f81d6271828e326c9
ripemd-160
c4b3e3f16a921c2888383f57d11e9e1f02e31570
Diameter
43102670
Circumference
135411031.42211
Area
1.4591442504367E+15
Volume
4.1928675405979E+22
Surface area
5.8365770017466E+15
Circumference
135411031.42211
Perimeter
86205340
Area
464460040282225
Diagonal
30478190.244246
Surface area
2786760241693350
Volume
1.0009733922236E+22
Space diagonal
37328007.190937
Perimeter
64654005
Area
2.0111709696358E+14
Altitude
18664003.595469
Surface area
2.0111709696358E+14
Volume
1.1796584557143E+21
Height
10159396.748082