21860427 is an odd 8-digits composite number following 21860426
and preceding 21860428 . In scientific notation, it is written as 2.1860427 × 10^7.
The sum of its digits is 30. It has a total of 2 prime factors and 4 positive divisors.
There are 14573616 positive integers (up to 21860427) that are relatively prime to 21860427.
21860427 has 4 divisors, whose sum is 29147240
The reverse of 21860427 is 72406812
Previous prime number is 3
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 30
Digital Root 3
Name
twenty-one million eight hundred sixty thousand four hundred twenty-seven
Scientific notation
2.1860427 × 10^7
Engineering notation
2.1860427 × 10^6
Prime Factorization
3 × 7286809
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
21860427
Product of the distinct prime numbers
The prime factorization of 21860427 is 3 × 7286809.
Since it has a total of 2 prime factors.
6 , 7 , 58 , 74 , 655 , 694 , 1849 , 1336 , 54392 , 93875 , 887867 , 217881 , 1728050 , 3555606 , 13560410 , 44090698 , 715629998 , 370465107 , 3679224462 , 2463323813
n×2
43720854
n×3
65581281
n×4
87441708
n×5
109302135
n÷2
10930213.5
n÷3
7286809
n÷3
5465106.75
n÷5
4372085.4
n2
477878268622329
n3
1.0446623006105E+22
n4
2.2836763962147E+29
n5
4.9922141151076E+36
2 √n
4675.5135546804
3 √n
279.61011637544
4 √n
68.377727036517
5 √n
29.371878846445
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
-21860426
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 21860427 can be divided by 4 positive divisors.
The sum of these divisors (counting 21860427) is 1, the average is 0.25.
Base
System
Value
2
Binary
1010011011001000001001011
3
Ternary
1112010121212110
4
Quaternary
1103121001023
5
Quinary
21044013202
6
Senary
2100313403
8
Octal
123310113
10
Decimal
21860427
12
Duodecimal
73a2863
16
Hexadecimal
14d904b
20
Vigesimal
6gcb17
36
Base36
d0jm3
md5
46f4995becf21984376a219ee2c81bdc
sha1
f856e5ee8869b52377aa499da02de1f5e97a1fab
sha256
f70e7a3abcc6713686d000d739dfa7228697e2f9b3183e1552df26f6fb729cd0
sha512
c462ea04d1786d8417b15289553b5d52f06f316ff3d1dd286c03c8a7f9ef02a387e471888e6a8841c04186fbeda9326435e0573933154ff5af9847aa136430ec
ripemd-160
7f6b1c66443e7c0deed5c3fa3a37365cd8b55b7a
Diameter
43720854
Circumference
137353113.73507
Area
1.5012988580141E+15
Volume
4.3758712121068E+22
Surface area
6.0051954320565E+15
Circumference
137353113.73507
Perimeter
87441708
Area
477878268622329
Diagonal
30915312.342667
Surface area
2867269611733974
Volume
1.0446623006105E+22
Space diagonal
37863370.23915
Perimeter
65581281
Area
2.0692736027173E+14
Altitude
18931685.119575
Surface area
2.0692736027173E+14
Volume
1.2311463280194E+21
Height
10305104.114222