1921520 is an even 7-digits composite number following 1921519
and preceding 1921521 . In scientific notation, it is written as 1.921520 × 10^6.
The sum of its digits is 20. It has a total of 6 prime factors and 20 positive divisors.
There are 768576 positive integers (up to 1921520) that are relatively prime to 1921520.
1921520 has 20 divisors, whose sum is 4467720
The reverse of 1921520 is 0251291
Previous prime number is 5
Is Prime? no
Number parity even
Number length 7
Sum of Digits 20
Digital Root 2
Name
one million nine hundred twenty-one thousand five hundred twenty
Scientific notation
1.921520 × 10^6
Engineering notation
1.921520 × 10^6
Prime Factorization
2 × 2 × 2 × 2 × 5 × 24019
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
6
Total number of prime factors
rad
Radical
240190
Product of the distinct prime numbers
The prime factorization of 1921520 is 2 × 2 × 2 × 2 × 5 × 24019.
Since it has a total of 6 prime factors.
6 , 5 , 3 , 60 , 327 , 636 , 1905 , 2213 , 62446 , 41938 , 72252 , 790105 , 5445345 , 6203062 , 46817443 , 31487039 , 999564607 , 5107342 , 1387579194 , 2013790959
n×2
3843040
n×3
5764560
n×4
7686080
n×5
9607600
n÷2
960760
n÷3
640506.66666667
n÷3
480380
n÷5
384304
n2
3692239110400
n3
7094711295415808000
n4
1.3632629648367E+25
n5
2.6195370521931E+31
2 √n
1386.1890202999
3 √n
124.32209015212
4 √n
37.231559466398
5 √n
18.06046724542
1 , 2 , 4 , 5 , 8 , 10 , 16 , 20 , 40 , 80 , 24019 , 48038 , 96076 , 120095 , 192152 , 240190 , 384304 , 480380 , 960760 , 1921520
20 divisors
τ
Total Divisors
20
Total number of the positive divisors of n
σ
Sum of Divisors
1
Sum of all the positive divisors of n
s
Aliquot Sum
-1921519
Sum of the proper positive divisors of n
A
Arithmetic Mean
0.05
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
20
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 1921520 can be divided by 20 positive divisors.
The sum of these divisors (counting 1921520) is 1, the average is 0.05.
Base
System
Value
2
Binary
111010101000111110000
3
Ternary
10121121211102
4
Quaternary
13111013300
5
Quinary
442442040
6
Senary
105103532
8
Octal
7250760
10
Decimal
1921520
12
Duodecimal
787ba8
16
Hexadecimal
1d51f0
20
Vigesimal
c03g0
36
Base36
156nk
md5
25f12fd2549068a21c3014378f279c0a
sha1
23fff0a8754bfe2de9b2e90e418132ddb9321dc2
sha256
d3c569aae26faca76f23c1cfc097f06d49246aa19ba4eda62058379ca69c8bde
sha512
5dc8ad9ec7b79f914a4650bcb524d62c1a63ac57dde3723877b156ff2e950235b8e6b9cd87bacb1013ef37d49d8677bf3fa7be7d22d8f4440f0063308f8ef63d
ripemd-160
7b9b38395c91e3e8fd5259fa8546f4e31a05d56d
Diameter
3843040
Circumference
12073266.231452
Area
11599511264530
Volume
2.9718257180025E+19
Surface area
46398045058118
Circumference
12073266.231452
Perimeter
7686080
Area
3692239110400
Diagonal
2717439.6443711
Surface area
22153434662400
Volume
7094711295415808000
Space diagonal
3328170.2677597
Perimeter
5764560
Area
1598786433226.4
Altitude
1664085.1338799
Surface area
1598786433226.4
Volume
8.3611974459155E+17
Height
905813.21479038