138545768 is an even 9-digits composite number following 138545767
and preceding 138545769 . In scientific notation, it is written as 1.38545768 × 10^8.
The sum of its digits is 47. It has a total of 5 prime factors and 16 positive divisors.
There are 69217776 positive integers (up to 138545768) that are relatively prime to 138545768.
138545768 has 16 divisors, whose sum is 259980000
The reverse of 138545768 is 867545831
Previous prime number is 1399
Is Prime? no
Number parity even
Number length 9
Sum of Digits 47
Digital Root 2
Name
one hundred thirty-eight million five hundred forty-five thousand seven hundred sixty-eight
Scientific notation
1.38545768 × 10^8
Engineering notation
1.38545768 × 10^6
Prime Factorization
2 × 2 × 2 × 1399 × 12379
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
5
Total number of prime factors
rad
Radical
34636442
Product of the distinct prime numbers
The prime factorization of 138545768 is 2 × 2 × 2 × 1399 × 12379.
Since it has a total of 5 prime factors.
8 , 5 , 64 , 28 , 32 , 720 , 5426 , 3436 , 89969 , 32227 , 26005 , 654660 , 9821146 , 2782027 , 73322588 , 49539444 , 998691402 , 176495332 , 6465907137 , 6586359631
n×2
277091536
n×3
415637304
n×4
554183072
n×5
692728840
n÷2
69272884
n÷3
46181922.666667
n÷3
34636442
n÷5
27709153.6
n2
19194929830709824
n3
2.6593762951018E+24
n4
3.6844533120587E+32
n5
5.1046541377932E+40
2 √n
11770.546631317
3 √n
517.44527010337
4 √n
108.49215009076
5 √n
42.493123242325
1 , 2 , 4 , 8 , 1399 , 2798 , 5596 , 11192 , 12379 , 24758 , 49516 , 99032 , 17318221 , 34636442 , 69272884 , 138545768
16 divisors
τ
Total Divisors
16
Total number of the positive divisors of n
σ
Sum of Divisors
1
Sum of all the positive divisors of n
s
Aliquot Sum
-138545767
Sum of the proper positive divisors of n
A
Arithmetic Mean
0.0625
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
16
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 138545768 can be divided by 16 positive divisors.
The sum of these divisors (counting 138545768) is 1, the average is 0.0625.
Base
System
Value
2
Binary
1000010000100000101001101000
3
Ternary
100122200212001202
4
Quaternary
20100200221220
5
Quinary
240431431033
6
Senary
21425303332
8
Octal
1020405150
10
Decimal
138545768
12
Duodecimal
3a494b48
16
Hexadecimal
8420a68
20
Vigesimal
235i488
36
Base36
2ahilk
md5
311c844830f30884124828121e0c8b86
sha1
527c0c270e4dada097bfcceaafd67c1692d3b1d0
sha256
ad6d3a4dae08523e235450ddba8b77dca4a1f8c58b985bcf13eb84af3c3fdc8c
sha512
d9279baf864b671c686a742c4725beffb28a2c0a9dce78e0708029fef7ef1ff8c9e0a15710ea66490d0b094c551539afe0f36b1ef4c04f0a4ffec406ae076659
ripemd-160
a072ab2b9a896d5538df56c1f7b6ea123380a068
Diameter
277091536
Circumference
870508733.86951
Area
6.030265054233E+16
Volume
1.1139569375764E+25
Surface area
2.4121060216932E+17
Circumference
870508733.86951
Perimeter
554183072
Area
19194929830709824
Diagonal
195933304.115
Surface area
115169578984258944
Volume
2.6593762951018E+24
Space diagonal
239968309.34965
Perimeter
415637304
Area
8.3116484286272E+15
Altitude
119984154.67483
Surface area
8.3116484286272E+15
Volume
3.1341050199887E+23
Height
65311101.371665