138242541 is an odd 9-digits composite number following 138242540
and preceding 138242542 . In scientific notation, it is written as 1.38242541 × 10^8.
The sum of its digits is 30. It has a total of 2 prime factors and 4 positive divisors.
There are 92161692 positive integers (up to 138242541) that are relatively prime to 138242541.
138242541 has 4 divisors, whose sum is 184323392
The reverse of 138242541 is 145242831
Previous prime number is 3
Is Prime? no
Number parity odd
Number length 9
Sum of Digits 30
Digital Root 3
Name
one hundred thirty-eight million two hundred forty-two thousand five hundred forty-one
Scientific notation
1.38242541 × 10^8
Engineering notation
1.38242541 × 10^6
Prime Factorization
3 × 46080847
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
138242541
Product of the distinct prime numbers
The prime factorization of 138242541 is 3 × 46080847.
Since it has a total of 2 prime factors.
4 , 4 , 52 , 90 , 589 , 868 , 9739 , 7700 , 87108 , 72232 , 240915 , 947917 , 9245077 , 3770203 , 43045797 , 84158115 , 586824928 , 434924929 , 3451402363 , 7000150768
n×2
276485082
n×3
414727623
n×4
552970164
n×5
691212705
n÷2
69121270.5
n÷3
46080847
n÷3
34560635.25
n÷5
27648508.2
n2
19111000142136681
n3
2.6419532207003E+24
n4
3.6523032643275E+32
n5
5.0490368376323E+40
2 √n
11757.658823082
3 √n
517.06749365453
4 √n
108.43273870507
5 √n
42.474506495505
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
-138242540
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 138242541 can be divided by 4 positive divisors.
The sum of these divisors (counting 138242541) is 1, the average is 0.25.
Base
System
Value
2
Binary
1000001111010110100111101101
3
Ternary
100122010110010010
4
Quaternary
20033112213231
5
Quinary
240342230131
6
Senary
21415003433
8
Octal
1017264755
10
Decimal
138242541
12
Duodecimal
3a369579
16
Hexadecimal
83d69ed
20
Vigesimal
2340671
36
Base36
2ab0ml
md5
3deed86749559c477a0c8b58978924ba
sha1
c88d1040ac666fe5b6422b92fcb68e974438184d
sha256
e483d157a93c4cfc3964fa9b41bd0cf4e3229d60383bb106c40b9a0db4a3e547
sha512
5114439a0a87e6d48693956bec31a5fe6710138c3798889223b56a222a27ab8e978960e162083621d461f9a33263d40d15f8edddf80b75895eb0b0213d6f751e
ripemd-160
3e33c7f8e06133b4c431b42990edb70ad604d8ad
Diameter
276485082
Circumference
868603502.43837
Area
6.003897764929E+16
Volume
1.1066587772373E+25
Surface area
2.4015591059716E+17
Circumference
868603502.43837
Perimeter
552970164
Area
19111000142136681
Diagonal
195504476.37912
Surface area
114666000852820086
Volume
2.6419532207003E+24
Space diagonal
239443104.77942
Perimeter
414727623
Area
8.2753058074092E+15
Altitude
119721552.38971
Surface area
8.2753058074092E+15
Volume
3.1135717298914E+23
Height
65168158.79304