138791858 is an even 9-digits composite number following 138791857
and preceding 138791859 . In scientific notation, it is written as 1.38791858 × 10^8.
The sum of its digits is 50. It has a total of 2 prime factors and 4 positive divisors.
There are 69395928 positive integers (up to 138791858) that are relatively prime to 138791858.
138791858 has 4 divisors, whose sum is 208187790
The reverse of 138791858 is 858197831
Previous prime number is 2
Is Prime? no
Number parity even
Number length 9
Sum of Digits 50
Digital Root 5
Name
one hundred thirty-eight million seven hundred ninety-one thousand eight hundred fifty-eight
Scientific notation
1.38791858 × 10^8
Engineering notation
1.38791858 × 10^6
Prime Factorization
2 × 69395929
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
138791858
Product of the distinct prime numbers
The prime factorization of 138791858 is 2 × 69395929.
Since it has a total of 2 prime factors.
5 , 7 , 10 , 53 , 241 , 474 , 4246 , 5434 , 27050 , 5442 , 257949 , 422241 , 1186414 , 8776583 , 97326056 , 99807221 , 476813647 , 743536537 , 7772995115 , 1376126319
n×2
277583716
n×3
416375574
n×4
555167432
n×5
693959290
n÷2
69395929
n÷3
46263952.666667
n÷3
34697964.5
n÷5
27758371.6
n2
19263179847092164
n3
2.6735725219661E+24
n4
3.7107009782142E+32
n5
5.1501508324876E+40
2 √n
11780.995628554
3 √n
517.75145721753
4 √n
108.54029495332
5 √n
42.508208092658
4 divisors
τ
Total Divisors
4
Total number of the positive divisors of n
σ
Sum of Divisors
1
Sum of all the positive divisors of n
s
Aliquot Sum
-138791857
Sum of the proper positive divisors of n
A
Arithmetic Mean
0.25
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
4
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 138791858 can be divided by 4 positive divisors.
The sum of these divisors (counting 138791858) is 1, the average is 0.25.
Base
System
Value
2
Binary
1000010001011100101110110010
3
Ternary
100200011100122012
4
Quaternary
20101130232302
5
Quinary
241012314413
6
Senary
21434442522
8
Octal
1021345662
10
Decimal
138791858
12
Duodecimal
3a593442
16
Hexadecimal
845cbb2
20
Vigesimal
2378jci
36
Base36
2amshe
md5
d11afdb8ab04671dd680087d9b6cb007
sha1
c379ab63d7fc78b3812085329a7fb8ef05a5c1a8
sha256
da898eaaf87340218a3eaad8d374faed5fcd9c83d3686b9f1a5b1a85d8d8750b
sha512
4409c32121539ac2a91318b504f48d117ec723ff11fe80a3525deb7691efc5bff977be5066f0ed43fa77d6239e19241718387c52ce35cc437c70829dedd7cd96
ripemd-160
0fb5a3ca722b143d662de36726c0ea873bd9707a
Diameter
277583716
Circumference
872054962.94176
Area
6.0517064292404E+16
Volume
1.1199034391798E+25
Surface area
2.4206825716961E+17
Circumference
872054962.94176
Perimeter
555167432
Area
19263179847092164
Diagonal
196281327.93056
Surface area
115579079082552984
Volume
2.6735725219661E+24
Space diagonal
240394549.73288
Perimeter
416375574
Area
8.3412015526251E+15
Altitude
120197274.86644
Surface area
8.3412015526251E+15
Volume
3.1508354337937E+23
Height
65427109.310187