388021212 is an even 9-digits composite number following 388021211
and preceding 388021213 . In scientific notation, it is written as 3.88021212 × 10^8.
The sum of its digits is 27. It has a total of 5 prime factors and 24 positive divisors.
There are 126184320 positive integers (up to 388021212) that are relatively prime to 388021212.
388021212 has 24 divisors, whose sum is 721370160
The reverse of 388021212 is 212120883
Previous prime number is 41
Is Prime? no
Number parity even
Number length 9
Sum of Digits 27
Digital Root 9
Name
three hundred eighty-eight million twenty-one thousand two hundred twelve
Scientific notation
3.88021212 × 10^8
Engineering notation
3.88021212 × 10^6
Prime Factorization
2 × 2 × 27 × 41 × 87629
Composite number
ω
Distinct Factors
4
Total number of distinct prime factors
Ω
Total Factors
5
Total number of prime factors
rad
Radical
194010606
Product of the distinct prime numbers
The prime factorization of 388021212 is 2 × 2 × 27 × 41 × 87629.
Since it has a total of 5 prime factors.
5 , 2 , 69 , 44 , 170 , 169 , 8417 , 1140 , 13670 , 52248 , 697144 , 72795 , 9946812 , 8161849 , 4404329 , 40266560 , 427993107 , 551132796 , 9940510661 , 5026385769
n×2
776042424
n×3
1164063636
n×4
1552084848
n×5
1940106060
n÷2
194010606
n÷3
129340404
n÷3
97005303
n÷5
77604242.4
n2
150560460961948944
n3
5.8420652541734E+25
n4
2.2668452405075E+34
n5
8.7958403763813E+42
2 √n
19698.254034305
3 √n
729.37659419032
4 √n
140.35046859311
5 √n
52.212091878201
1 , 2 , 4 , 27 , 41 , 54 , 82 , 108 , 164 , 1107 , 2214 , 4428 , 87629 , 175258 , 350516 , 2365983 , 3592789 , 4731966 , 7185578 , 9463932 , 14371156 , 97005303 , 194010606 , 388021212
24 divisors
τ
Total Divisors
24
Total number of the positive divisors of n
σ
Sum of Divisors
1
Sum of all the positive divisors of n
s
Aliquot Sum
-388021211
Sum of the proper positive divisors of n
A
Arithmetic Mean
0.041666666666667
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
24
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 388021212 can be divided by 24 positive divisors.
The sum of these divisors (counting 388021212) is 1, the average is 0.041666666666667.
Base
System
Value
2
Binary
10111001000001011101111011100
3
Ternary
1000001010112001000
4
Quaternary
113020023233130
5
Quinary
1243313134322
6
Senary
102300350300
8
Octal
2710135734
10
Decimal
388021212
12
Duodecimal
a9b45390
16
Hexadecimal
1720bbdc
20
Vigesimal
6152d0c
36
Base36
6f0n30
md5
d5bb9eebc890c49a4c073f31ce9ea7eb
sha1
f17f4e2781d0c8d6060e3eb03da458cbcda064a9
sha256
7bd72c8bf8ec7686a466b8e65567cf20e6feac6ba242174c83ad47c30adf934e
sha512
a0233b8c54d25c32ee1d4f617bcd075240f4d9ca3ce4ecee2a747512682be2ea1ba146663f6a8c8f15d8286f1853fc927cdfbc9a55ee12464bfa6b092901aada
ripemd-160
3c1be8e23599eee52bec4f5e47a2c4ea12700792
Diameter
776042424
Circumference
2438009178.1124
Area
4.7299963807915E+17
Volume
2.4471185712404E+26
Surface area
1.8919985523166E+18
Circumference
2438009178.1124
Perimeter
1552084848
Area
150560460961948944
Diagonal
548744860.49885
Surface area
903362765771693664
Volume
5.8420652541734E+25
Space diagonal
672072453.59845
Perimeter
1164063636
Area
6.5194591999272E+16
Altitude
336036226.79923
Surface area
6.5194591999272E+16
Volume
6.8849399289339E+24
Height
182914953.49962