388889132 is an even 9-digits composite number following 388889131
and preceding 388889133 . In scientific notation, it is written as 3.88889132 × 10^8.
The sum of its digits is 50. It has a total of 4 prime factors and 12 positive divisors.
There are 194264160 positive integers (up to 388889132) that are relatively prime to 388889132.
388889132 has 12 divisors, whose sum is 681187416
The reverse of 388889132 is 231988883
Previous prime number is 1091
Is Prime? no
Number parity even
Number length 9
Sum of Digits 50
Digital Root 5
Name
three hundred eighty-eight million eight hundred eighty-nine thousand one hundred thirty-two
Scientific notation
3.88889132 × 10^8
Engineering notation
3.88889132 × 10^6
Prime Factorization
2 × 2 × 1091 × 89113
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
4
Total number of prime factors
rad
Radical
194444566
Product of the distinct prime numbers
The prime factorization of 388889132 is 2 × 2 × 1091 × 89113.
Since it has a total of 4 prime factors.
10 , 8 , 35 , 78 , 704 , 611 , 5884 , 24 , 58336 , 19329 , 489056 , 762608 , 3889771 , 1031604 , 88176920 , 53565090 , 704056003 , 342330576 , 4698806923 , 1337899624
n×2
777778264
n×3
1166667396
n×4
1555556528
n×5
1944445660
n÷2
194444566
n÷3
129629710.66667
n÷3
97222283
n÷5
77777826.4
n2
151234756987713424
n3
5.8813553373183E+25
n4
2.2871951721133E+34
n5
8.8946534519772E+42
2 √n
19720.272107656
3 √n
729.92000874934
4 √n
140.4288863007
5 √n
52.235428452041
1 , 2 , 4 , 1091 , 2182 , 4364 , 89113 , 178226 , 356452 , 97222283 , 194444566 , 388889132
12 divisors
τ
Total Divisors
12
Total number of the positive divisors of n
σ
Sum of Divisors
1
Sum of all the positive divisors of n
s
Aliquot Sum
-388889131
Sum of the proper positive divisors of n
A
Arithmetic Mean
0.083333333333333
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
12
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 388889132 can be divided by 12 positive divisors.
The sum of these divisors (counting 388889132) is 1, the average is 0.083333333333333.
Base
System
Value
2
Binary
10111001011011111101000101100
3
Ternary
1000002202121121012
4
Quaternary
113023133220230
5
Quinary
1244023423012
6
Senary
102331124352
8
Octal
2713375054
10
Decimal
388889132
12
Duodecimal
aa2a36b8
16
Hexadecimal
172dfa2c
20
Vigesimal
61ab2gc
36
Base36
6fj8rw
md5
77a81379fb16a13a7a1b2c8d5bdc8095
sha1
f85c51976d5fec9bff57572c2e08894f57a3c7b6
sha256
c12b5b1af59c1a8f00c8fa36c5b1ebb3f60fd0fd7e41682983e0f339bcf95c4d
sha512
6eaa242a7403879816d0572ba4f317120af6b967a34e55a1f93fb011201c391ec7daac4e200bc515a4fd41febab91840baad82ea084caa6a9d66ac324b46e1d0
ripemd-160
2e5a5e4a709ad663747c9d63d73e5bfd8ff7b731
Diameter
777778264
Circumference
2443462480.3042
Area
4.7511800152004E+17
Volume
2.4635763627827E+26
Surface area
1.9004720060802E+18
Circumference
2443462480.3042
Perimeter
1555556528
Area
151234756987713424
Diagonal
549972284.7339
Surface area
907408541926280544
Volume
5.8813553373183E+25
Space diagonal
673575735.13536
Perimeter
1166667396
Area
6.5486570743263E+16
Altitude
336787867.56768
Surface area
6.5486570743263E+16
Volume
6.9312437359758E+24
Height
183324094.9113