138889345 is an odd 9-digits composite number following 138889344
and preceding 138889346 . In scientific notation, it is written as 1.38889345 × 10^8.
The sum of its digits is 49. It has a total of 3 prime factors and 8 positive divisors.
There are 92914560 positive integers (up to 138889345) that are relatively prime to 138889345.
138889345 has 8 divisors, whose sum is 146343456
The reverse of 138889345 is 543988831
Previous prime number is 41
Is Prime? no
Number parity odd
Number length 9
Sum of Digits 49
Digital Root 4
Name
one hundred thirty-eight million eight hundred eighty-nine thousand three hundred forty-five
Scientific notation
1.38889345 × 10^8
Engineering notation
1.38889345 × 10^6
Prime Factorization
35 × 41 × 96787
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
138889345
Product of the distinct prime numbers
The prime factorization of 138889345 is 35 × 41 × 96787.
Since it has a total of 3 prime factors.
1 , 3 , 33 , 100 , 344 , 286 , 7068 , 254 , 28173 , 1139 , 93215 , 644274 , 5703362 , 8550228 , 56017372 , 35403276 , 176601719 , 717802201 , 211480213 , 3301924274
n×2
277778690
n×3
416668035
n×4
555557380
n×5
694446725
n÷2
69444672.5
n÷3
46296448.333333
n÷3
34722336.25
n÷5
27777869
n2
19290250154529025
n3
2.6792102088487E+24
n4
3.7211375102431E+32
n5
5.1682635145259E+40
2 √n
11785.132370915
3 √n
517.87265122233
4 √n
108.55934953248
5 √n
42.514177944117
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
-138889344
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 138889345 can be divided by 8 positive divisors.
The sum of these divisors (counting 138889345) is 1, the average is 0.125.
Base
System
Value
2
Binary
1000010001110100100010000001
3
Ternary
100200100022100211
4
Quaternary
20101310202001
5
Quinary
241023424340
6
Senary
21440514121
8
Octal
1021644201
10
Decimal
138889345
12
Duodecimal
3a61b941
16
Hexadecimal
8474881
20
Vigesimal
2381375
36
Base36
2aovpd
md5
3086f58c8f972e88ef86b71554567d9c
sha1
6cc8b0a5403701aea49104de3bc546241e81b4f2
sha256
8b737985d48360d0fb7ccc2ae72445316f4f0de251e1b72c179c1e36c0afdead
sha512
27b68c0b2497f7361bb0e651500ec9298c0c6cb44100c10dd432ebaea1b8fb07022c2c952962c22cb9f64b1f9e253a2ff9cc052ccd6b084b013b04c68462396b
ripemd-160
52079c169f5b086e18effffc5162961bf34bf5b2
Diameter
277778690
Circumference
872667491.8278
Area
6.0602108171378E+16
Volume
1.1222649479389E+25
Surface area
2.4240843268551E+17
Circumference
872667491.8278
Perimeter
555557380
Area
19290250154529025
Diagonal
196419195.36812
Surface area
115741500927174150
Volume
2.6792102088487E+24
Space diagonal
240563402.16996
Perimeter
416668035
Area
8.3529233395894E+15
Altitude
120281701.08498
Surface area
8.3529233395894E+15
Volume
3.1574795115019E+23
Height
65473065.122705