21351607 is an odd 8-digits composite number following 21351606
and preceding 21351608 . In scientific notation, it is written as 2.1351607 × 10^7.
The sum of its digits is 25. It has a total of 2 prime factors and 4 positive divisors.
There are 20855016 positive integers (up to 21351607) that are relatively prime to 21351607.
21351607 has 4 divisors, whose sum is 21848200
The reverse of 21351607 is 70615312
Previous prime number is 43
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 25
Digital Root 7
Name
twenty-one million three hundred fifty-one thousand six hundred seven
Scientific notation
2.1351607 × 10^7
Engineering notation
2.1351607 × 10^6
Prime Factorization
43 × 496549
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
21351607
Product of the distinct prime numbers
The prime factorization of 21351607 is 43 × 496549.
Since it has a total of 2 prime factors.
8 , 4 , 68 , 94 , 5 , 834 , 9031 , 8278 , 57854 , 57564 , 242045 , 836953 , 5583162 , 5552185 , 71106129 , 80672971 , 776857903 , 514519503 , 5861373020 , 1640374201
n×2
42703214
n×3
64054821
n×4
85406428
n×5
106758035
n÷2
10675803.5
n÷3
7117202.3333333
n÷3
5337901.75
n÷5
4270321.4
n2
455891121482449
n3
9.7340080606825E+21
n4
2.0783671464653E+29
n5
4.4376478513037E+36
2 √n
4620.7799125256
3 √n
277.42367622051
4 √n
67.976318762681
5 √n
29.233856676525
4 divisors
τ
Total Divisors
4
Total number of the positive divisors of n
σ
Sum of Divisors
1
Sum of all the positive divisors of n
s
Aliquot Sum
-21351606
Sum of the proper positive divisors of n
A
Arithmetic Mean
0.25
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
4
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 21351607 can be divided by 4 positive divisors.
The sum of these divisors (counting 21351607) is 1, the average is 0.25.
Base
System
Value
2
Binary
1010001011100110010110111
3
Ternary
1111011202220021
4
Quaternary
1101130302313
5
Quinary
20431222412
6
Senary
2041350011
8
Octal
121346267
10
Decimal
21351607
12
Duodecimal
7198307
16
Hexadecimal
145ccb7
20
Vigesimal
6d8j07
36
Base36
cpn07
md5
aae12623c7c3138760ee0df000638c23
sha1
54cd280d5cc19eb606a3851efe2b9dace7bbcc79
sha256
9c356427e7151196f93aa6152a8237210652c8d8f27ca165c8887f07a38b608e
sha512
e1f248be65a65a05d45b707442c3cc106f40173df493bf1ed9c36962870a846188c5d1a40c4e434e5a596ad1cf5eace648519f9f54ddab4d728d5280f34f0bf2
ripemd-160
d819bb0018ab9e75d8384431f1f8adc9c77ae865
Diameter
42703214
Circumference
134156103.38707
Area
1.4322241980861E+15
Volume
4.0773717617899E+22
Surface area
5.7288967923443E+15
Circumference
134156103.38707
Perimeter
85406428
Area
455891121482449
Diagonal
30195732.19786
Surface area
2735346728894694
Volume
9.7340080606825E+21
Space diagonal
36982068.147243
Perimeter
64054821
Area
1.9740664628179E+14
Altitude
18491034.073622
Surface area
1.9740664628179E+14
Volume
1.1471638513055E+21
Height
10065244.065953