138790871 is an odd 9-digits composite number following 138790870
and preceding 138790872 . In scientific notation, it is written as 1.38790871 × 10^8.
The sum of its digits is 44. It has a total of 3 prime factors and 8 positive divisors.
There are 136612000 positive integers (up to 138790871) that are relatively prime to 138790871.
138790871 has 8 divisors, whose sum is 140976288
The reverse of 138790871 is 178097831
Previous prime number is 2381
Is Prime? no
Number parity odd
Number length 9
Sum of Digits 44
Digital Root 8
Name
one hundred thirty-eight million seven hundred ninety thousand eight hundred seventy-one
Scientific notation
1.38790871 × 10^8
Engineering notation
1.38790871 × 10^6
Prime Factorization
71 × 2381 × 821
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
138790871
Product of the distinct prime numbers
The prime factorization of 138790871 is 71 × 2381 × 821.
Since it has a total of 3 prime factors.
9 , 4 , 49 , 94 , 167 , 959 , 6189 , 4537 , 56412 , 64321 , 177124 , 875688 , 9538883 , 9569683 , 91853892 , 95472361 , 144553110 , 410196003 , 5182583366 , 9280355783
n×2
277581742
n×3
416372613
n×4
555163484
n×5
693954355
n÷2
69395435.5
n÷3
46263623.666667
n÷3
34697717.75
n÷5
27758174.2
n2
19262905872938641
n3
2.6735154840962E+24
n4
3.7105954266969E+32
n5
5.1499677119988E+40
2 √n
11780.953738981
3 √n
517.75022990755
4 √n
108.54010198531
5 √n
42.508147634182
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
-138790870
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 138790871 can be divided by 8 positive divisors.
The sum of these divisors (counting 138790871) is 1, the average is 0.125.
Base
System
Value
2
Binary
1000010001011100011111010111
3
Ternary
100200011022021122
4
Quaternary
20101130133113
5
Quinary
241012301441
6
Senary
21434434155
8
Octal
1021343727
10
Decimal
138790871
12
Duodecimal
3a59295b
16
Hexadecimal
845c7d7
20
Vigesimal
2378h3b
36
Base36
2amrpz
md5
3119d5a4bfa1214cd376995140adf261
sha1
9f1b505fc2035134ad2d53cde4f6313091699241
sha256
6fca79036d57eec03bb8d33b11fed5655962ec9ef95c1a092fa7fad91a04b282
sha512
45f1fe4c6943beffeacb79ad472d9a72681d2d7e652933dfaef18d5909e8a9968b58ff74103882970eb38861ac76aa83fdf368be97aad40ba691537b0cd950ac
ripemd-160
94232b02210a765775f62c9b7718fd4813864534
Diameter
277581742
Circumference
872048761.43786
Area
6.0516203577216E+16
Volume
1.1198795472127E+25
Surface area
2.4206481430886E+17
Circumference
872048761.43786
Perimeter
555163484
Area
19262905872938641
Diagonal
196279932.10177
Surface area
115577435237631846
Volume
2.6735154840962E+24
Space diagonal
240392840.19874
Perimeter
416372613
Area
8.3410829183367E+15
Altitude
120196420.09937
Surface area
8.3410829183367E+15
Volume
3.1507682140194E+23
Height
65426644.033925