21861337 is an odd 8-digits composite number following 21861336
and preceding 21861338 . In scientific notation, it is written as 2.1861337 × 10^7.
The sum of its digits is 31. It has a total of 3 prime factors and 8 positive divisors.
There are 20342784 positive integers (up to 21861337) that are relatively prime to 21861337.
21861337 has 8 divisors, whose sum is 23409000
The reverse of 21861337 is 73316812
Previous prime number is 89
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 31
Digital Root 4
Name
twenty-one million eight hundred sixty-one thousand three hundred thirty-seven
Scientific notation
2.1861337 × 10^7
Engineering notation
2.1861337 × 10^6
Prime Factorization
17 × 89 × 14449
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
21861337
Product of the distinct prime numbers
The prime factorization of 21861337 is 17 × 89 × 14449.
Since it has a total of 3 prime factors.
10 , 2 , 87 , 85 , 301 , 288 , 6099 , 7166 , 29758 , 10650 , 844656 , 497824 , 529635 , 3757482 , 12786122 , 75259798 , 895475769 , 622373810 , 7717265201 , 2878953142
n×2
43722674
n×3
65584011
n×4
87445348
n×5
109306685
n÷2
10930668.5
n÷3
7287112.3333333
n÷3
5465334.25
n÷5
4372267.4
n2
477918055427569
n3
1.0447927668087E+22
n4
2.2840566770367E+29
n5
4.9932532743799E+36
2 √n
4675.6108691806
3 √n
279.61399616662
4 √n
68.378438627835
5 √n
29.372123379314
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
-21861336
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 21861337 can be divided by 8 positive divisors.
The sum of these divisors (counting 21861337) is 1, the average is 0.125.
Base
System
Value
2
Binary
1010011011001001111011001
3
Ternary
1112010200010011
4
Quaternary
1103121033121
5
Quinary
21044030322
6
Senary
2100321521
8
Octal
123311731
10
Decimal
21861337
12
Duodecimal
73a32a1
16
Hexadecimal
14d93d9
20
Vigesimal
6gcd6h
36
Base36
d0kbd
md5
23971af3b598493fba050c42d07deb81
sha1
792f838efbb4597d875b9f7eb8f12cc074eb7b5d
sha256
733ea924a992eb05a0044b87eaf1e433f0c390b71afb7f4c995956d742cb56c2
sha512
e3b95357279df931dcc6544564d52739053de227e85f9a74f638c5d0ed9b20e89e544d8ea7bf30dd639d1cdb4ebfba5671314fdb5852ad5cf88669249cc13b1c
ripemd-160
cb1ea57c8690acb20b6a3becfaf86e6ae9759f6b
Diameter
43722674
Circumference
137358831.4337
Area
1.5014238519492E+15
Volume
4.3764177076399E+22
Surface area
6.0056954077967E+15
Circumference
137358831.4337
Perimeter
87445348
Area
477918055427569
Diagonal
30916599.277009
Surface area
2867508332565414
Volume
1.0447927668087E+22
Space diagonal
37864946.405385
Perimeter
65584011
Area
2.0694458846377E+14
Altitude
18932473.202693
Surface area
2.0694458846377E+14
Volume
1.2313000839085E+21
Height
10305533.092336