138797842 is an even 9-digits composite number following 138797841
and preceding 138797843 . In scientific notation, it is written as 1.38797842 × 10^8.
The sum of its digits is 49. It has a total of 3 prime factors and 8 positive divisors.
There are 69379332 positive integers (up to 138797842) that are relatively prime to 138797842.
138797842 has 8 divisors, whose sum is 208255536
The reverse of 138797842 is 248797831
Previous prime number is 4643
Is Prime? no
Number parity even
Number length 9
Sum of Digits 49
Digital Root 4
Name
one hundred thirty-eight million seven hundred ninety-seven thousand eight hundred forty-two
Scientific notation
1.38797842 × 10^8
Engineering notation
1.38797842 × 10^6
Prime Factorization
2 × 4643 × 14947
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
138797842
Product of the distinct prime numbers
The prime factorization of 138797842 is 2 × 4643 × 14947.
Since it has a total of 3 prime factors.
2 , 6 , 39 , 72 , 739 , 865 , 1859 , 5075 , 63623 , 40792 , 978405 , 701655 , 3143857 , 4226538 , 45586194 , 82819879 , 840231177 , 314828351 , 4184182691 , 9850085907
n×2
277595684
n×3
416393526
n×4
555191368
n×5
693989210
n÷2
69398921
n÷3
46265947.333333
n÷3
34699460.5
n÷5
27759568.4
n2
19264840943856964
n3
2.6739183494806E+24
n4
3.7113409659211E+32
n5
5.1512611699604E+40
2 √n
11781.249594164
3 √n
517.75889804833
4 √n
108.54146486097
5 √n
42.508574633944
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
-138797841
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 138797842 can be divided by 8 positive divisors.
The sum of these divisors (counting 138797842) is 1, the average is 0.125.
Base
System
Value
2
Binary
1000010001011110001100010010
3
Ternary
100200011122211211
4
Quaternary
20101132030102
5
Quinary
241013012332
6
Senary
21434530334
8
Octal
1021361422
10
Decimal
138797842
12
Duodecimal
3a5969aa
16
Hexadecimal
845e312
20
Vigesimal
2379ec2
36
Base36
2amx3m
md5
7b67eab5440c25456f1fc8598c80f997
sha1
e629ba92effb2ee7a33d8e8cfa74c7379f12062b
sha256
18210788a765628e4e5cb2edb561d9c63c54657a1a674a1eb89a6fb98313d4ee
sha512
e0f54fb9e429b346c08757921a0e3dfff6936fe0826f2b92ae5d9e2cac317b59b1e94ab3fe67f28842b64e0db70431066b9592840722d75c5af69014de032314
ripemd-160
61eb72fb6bfc240ee3919e77e596d84ac494e4a0
Diameter
277595684
Circumference
872092561.52263
Area
6.0522282781797E+16
Volume
1.1200482990703E+25
Surface area
2.4208913112719E+17
Circumference
872092561.52263
Perimeter
555191368
Area
19264840943856964
Diagonal
196289790.58452
Surface area
115589045663141784
Volume
2.6739183494806E+24
Space diagonal
240404914.32492
Perimeter
416393526
Area
8.3419208286234E+15
Altitude
120202457.16246
Surface area
8.3419208286234E+15
Volume
3.1512429954281E+23
Height
65429930.194839