138965265 is an odd 9-digits composite number following 138965264
and preceding 138965266 . In scientific notation, it is written as 1.38965265 × 10^8.
The sum of its digits is 45. It has a total of 3 prime factors and 8 positive divisors.
There are 73570560 positive integers (up to 138965265) that are relatively prime to 138965265.
138965265 has 8 divisors, whose sum is 143096616
The reverse of 138965265 is 562569831
Previous prime number is 137
Is Prime? no
Number parity odd
Number length 9
Sum of Digits 45
Digital Root 9
Name
one hundred thirty-eight million nine hundred sixty-five thousand two hundred sixty-five
Scientific notation
1.38965265 × 10^8
Engineering notation
1.38965265 × 10^6
Prime Factorization
45 × 137 × 22541
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
138965265
Product of the distinct prime numbers
The prime factorization of 138965265 is 45 × 137 × 22541.
Since it has a total of 3 prime factors.
1 , 9 , 97 , 54 , 254 , 381 , 2369 , 9732 , 41028 , 28472 , 831119 , 516705 , 6225273 , 4878128 , 92150326 , 93788315 , 236656771 , 702449382 , 558996399 , 6350371498
n×2
277930530
n×3
416895795
n×4
555861060
n×5
694826325
n÷2
69482632.5
n÷3
46321755
n÷3
34741316.25
n÷5
27793053
n2
19311344876520225
n3
2.683606158272E+24
n4
3.729280409399E+32
n5
5.1824044035145E+40
2 √n
11788.352938388
3 √n
517.96699426457
4 √n
108.57418173023
5 √n
42.518824766943
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
-138965264
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 138965265 can be divided by 8 positive divisors.
The sum of these divisors (counting 138965265) is 1, the average is 0.125.
Base
System
Value
2
Binary
1000010010000111000100010001
3
Ternary
100200111011111200
4
Quaternary
20102013010101
5
Quinary
241033342030
6
Senary
21442301413
8
Octal
1022070421
10
Decimal
138965265
12
Duodecimal
3a657869
16
Hexadecimal
8487111
20
Vigesimal
238ad35
36
Base36
2aqia9
md5
5e7c32ba483794405f6af377b0c44fc1
sha1
decfee920ecf3ad7e41580b19530ed112e1fabed
sha256
e28a3b6375b37fda9307d36990dbeb98832a25c4e58a7f4fd8ae4e3ce71536bb
sha512
5d18967a1af8549f0b656adbcb0352b0b3b1ff166a13d27b778379024006c3289c5c91a91443dcd576e16ab0443e4f67f7468f7e63f54a859b2e577d2c0324b3
ripemd-160
639bbf27e2ff8c8bedffc53cfb038e52d95401bc
Diameter
277930530
Circumference
873144511.25632
Area
6.0668379195015E+16
Volume
1.1241063189274E+25
Surface area
2.4267351678006E+17
Circumference
873144511.25632
Perimeter
555861060
Area
19311344876520225
Diagonal
196526562.46177
Surface area
115868069259121350
Volume
2.683606158272E+24
Space diagonal
240694899.46727
Perimeter
416895795
Area
8.3620576221545E+15
Altitude
120347449.73364
Surface area
8.3620576221545E+15
Volume
3.1626601875802E+23
Height
65508854.153924