388748765 is an odd 9-digits composite number following 388748764
and preceding 388748766 . In scientific notation, it is written as 3.88748765 × 10^8.
The sum of its digits is 56. It has a total of 3 prime factors and 8 positive divisors.
There are 310821840 positive integers (up to 388748765) that are relatively prime to 388748765.
388748765 has 8 divisors, whose sum is 466764288
The reverse of 388748765 is 567847883
Previous prime number is 1831
Is Prime? no
Number parity odd
Number length 9
Sum of Digits 56
Digital Root 2
Name
three hundred eighty-eight million seven hundred forty-eight thousand seven hundred sixty-five
Scientific notation
3.88748765 × 10^8
Engineering notation
3.88748765 × 10^6
Prime Factorization
5 × 1831 × 42463
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
388748765
Product of the distinct prime numbers
The prime factorization of 388748765 is 5 × 1831 × 42463.
Since it has a total of 3 prime factors.
5 , 6 , 25 , 21 , 630 , 991 , 7617 , 563 , 23661 , 56841 , 875959 , 870397 , 9645267 , 7366973 , 33228749 , 90558537 , 867355236 , 797294855 , 4546754834 , 8182789145
n×2
777497530
n×3
1166246295
n×4
1554995060
n×5
1943743825
n÷2
194374382.5
n÷3
129582921.66667
n÷3
97187191.25
n÷5
77749753
n2
151125602289025225
n3
5.874989124974E+25
n4
2.2838947667221E+34
n5
8.8786126995316E+42
2 √n
19716.712834547
3 √n
729.83217822308
4 √n
140.41621286215
5 √n
52.231657099948
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
-388748764
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 388748765 can be divided by 8 positive divisors.
The sum of these divisors (counting 388748765) is 1, the average is 0.125.
Base
System
Value
2
Binary
10111001010111101010111011101
3
Ternary
1000002111111001102
4
Quaternary
113022331113131
5
Quinary
1244004430030
6
Senary
102324122445
8
Octal
2712752735
10
Decimal
388748765
12
Duodecimal
aa236425
16
Hexadecimal
172bd5dd
20
Vigesimal
619dbi5
36
Base36
6fg8gt
md5
1d1f6af38db9507b6918a70dfccc0ed6
sha1
2e468d173b90976e25a710d2a98c6c7f1b37ff34
sha256
f51309a4bceb04d61ff6f04630cc86ac3ae9fea915ed513b3c7e174a4ab6adca
sha512
aab041745bcb6b584d604b2eb2ac60fcac6f610f101609533a0e3c29845880bd591b704dea6420a99e644636cdb14c23e3fe9da2e07f07eeedcbdf2bcfad50e2
ripemd-160
8a60945f3db113cff4d843ab6bdd2c492fbdc626
Diameter
777497530
Circumference
2442580528.4322
Area
4.7477508192053E+17
Volume
2.4609096899918E+26
Surface area
1.8991003276821E+18
Circumference
2442580528.4322
Perimeter
1554995060
Area
151125602289025225
Diagonal
549773775.81879
Surface area
906753613734151350
Volume
5.874989124974E+25
Space diagonal
673332612.35965
Perimeter
1166246295
Area
6.543930537226E+16
Altitude
336666306.17983
Surface area
6.543930537226E+16
Volume
6.9237410827772E+24
Height
183257925.27293