2681921 is an odd 7-digits composite number following 2681920
and preceding 2681922 . In scientific notation, it is written as 2.681921 × 10^6.
The sum of its digits is 29. It has a total of 3 prime factors and 8 positive divisors.
There are 2428240 positive integers (up to 2681921) that are relatively prime to 2681921.
2681921 has 8 divisors, whose sum is 2937600
The reverse of 2681921 is 1291862
Previous prime number is 479
Is Prime? no
Number parity odd
Number length 7
Sum of Digits 29
Digital Root 2
Name
two million six hundred eighty-one thousand nine hundred twenty-one
Scientific notation
2.681921 × 10^6
Engineering notation
2.681921 × 10^6
Prime Factorization
11 × 479 × 509
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
2681921
Product of the distinct prime numbers
The prime factorization of 2681921 is 11 × 479 × 509.
Since it has a total of 3 prime factors.
1 , 10 , 32 , 92 , 937 , 612 , 7915 , 7027 , 59286 , 46221 , 846352 , 352317 , 8286819 , 4427791 , 22213904 , 28897767 , 819737612 , 699776159 , 5151372932 , 6958896108
n×2
5363842
n×3
8045763
n×4
10727684
n×5
13409605
n÷2
1340960.5
n÷3
893973.66666667
n÷3
670480.25
n÷5
536384.2
n2
7192700250241
n3
1.9290253847827E+19
n4
5.1734936889817E+25
n5
1.3874901367847E+32
2 √n
1637.65716803
3 √n
138.93617137421
4 √n
40.467977068665
5 √n
19.30586194185
8 divisors
τ
Total Divisors
8
Total number of the positive divisors of n
σ
Sum of Divisors
1
Sum of all the positive divisors of n
s
Aliquot Sum
-2681920
Sum of the proper positive divisors of n
A
Arithmetic Mean
0.125
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
8
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 2681921 can be divided by 8 positive divisors.
The sum of these divisors (counting 2681921) is 1, the average is 0.125.
Base
System
Value
2
Binary
1010001110110001000001
3
Ternary
12001020220102
4
Quaternary
22032301001
5
Quinary
1141310141
6
Senary
133252145
8
Octal
12166101
10
Decimal
2681921
12
Duodecimal
a94055
16
Hexadecimal
28ec41
20
Vigesimal
gf4g1
36
Base36
1lhdt
md5
f00cfdf1b6d95af6385269e2ca1b4c1b
sha1
95c6624cd5a7b4e7c270b93c68a478ea213c6ce5
sha256
d79740ff0f29512cd3f46f3aedee4552004c63966fb045efe6781918551128a8
sha512
d25a3563cacd16ae017d2954e4686b7c386544b24460681fedef26e224fc2e3d63f0854050fba29e8c45adb512d29d7585745380bcbb992439118690d00f1bd9
ripemd-160
ade835426beab290e858beef614579917e81c5ac
Diameter
5363842
Circumference
16851006.622216
Area
22596534265631
Volume
8.0802826365619E+19
Surface area
90386137062522
Circumference
16851006.622216
Perimeter
10727684
Area
7192700250241
Diagonal
3792809.0514132
Surface area
43156201501446
Volume
1.9290253847827E+19
Space diagonal
4645223.4338859
Perimeter
8045763
Area
3114530569257.7
Altitude
2322611.716943
Surface area
3114530569257.7
Volume
2.273378217768E+18
Height
1264269.6838044