138878826 is an even 9-digits composite number following 138878825
and preceding 138878827 . In scientific notation, it is written as 1.38878826 × 10^8.
The sum of its digits is 51. It has a total of 4 prime factors and 16 positive divisors.
There are 46267200 positive integers (up to 138878826) that are relatively prime to 138878826.
138878826 has 16 divisors, whose sum is 277912128
The reverse of 138878826 is 628878831
Previous prime number is 10711
Is Prime? no
Number parity even
Number length 9
Sum of Digits 51
Digital Root 6
Name
one hundred thirty-eight million eight hundred seventy-eight thousand eight hundred twenty-six
Scientific notation
1.38878826 × 10^8
Engineering notation
1.38878826 × 10^6
Prime Factorization
2 × 3 × 10711 × 2161
Composite number
ω
Distinct Factors
4
Total number of distinct prime factors
Ω
Total Factors
4
Total number of prime factors
rad
Radical
138878826
Product of the distinct prime numbers
The prime factorization of 138878826 is 2 × 3 × 10711 × 2161.
Since it has a total of 4 prime factors.
6 , 7 , 73 , 60 , 300 , 152 , 3996 , 7727 , 68363 , 31471 , 316094 , 393788 , 6856977 , 7145811 , 83242957 , 37986493 , 374002065 , 663149239 , 9644160286 , 2040399060
n×2
277757652
n×3
416636478
n×4
555515304
n×5
694394130
n÷2
69439413
n÷3
46292942
n÷3
34719706.5
n÷5
27775765.2
n2
19287328311138276
n3
2.6786015125274E+24
n4
3.7200103338164E+32
n5
5.1663066786828E+40
2 √n
11784.686079824
3 √n
517.85957692939
4 √n
108.55729399642
5 √n
42.513533949163
1 , 2 , 3 , 6 , 2161 , 4322 , 6483 , 10711 , 12966 , 21422 , 32133 , 64266 , 23146471 , 46292942 , 69439413 , 138878826
16 divisors
τ
Total Divisors
16
Total number of the positive divisors of n
σ
Sum of Divisors
1
Sum of all the positive divisors of n
s
Aliquot Sum
-138878825
Sum of the proper positive divisors of n
A
Arithmetic Mean
0.0625
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
16
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 138878826 can be divided by 16 positive divisors.
The sum of these divisors (counting 138878826) is 1, the average is 0.0625.
Base
System
Value
2
Binary
1000010001110001111101101010
3
Ternary
100200022202221020
4
Quaternary
20101301331222
5
Quinary
241023110301
6
Senary
21440353310
8
Octal
1021617552
10
Decimal
138878826
12
Duodecimal
3a615836
16
Hexadecimal
8471f6a
20
Vigesimal
237jh16
36
Base36
2aonl6
md5
0ee519005de58724643eb9ce1c459858
sha1
b343d4ebef7a1798d466f504d45448a20a5d25db
sha256
35057e16aae6f2c0fde768ac14bed1acd8cce9992e75cfae19062fcb9a0cc663
sha512
1932ccbba0b42a4a5ed07b4b88e869df567f47609ca14255be9ea15e5280f100c7c9abd62bcc401de94c83ab2329816cc98adb14f7cf910c29e4a112bcd7e09e
ripemd-160
747a33521ec464b97b60e69bc0c0ba89264c4a2a
Diameter
277757652
Circumference
872601399.00155
Area
6.0592928929646E+16
Volume
1.1220099778201E+25
Surface area
2.4237171571859E+17
Circumference
872601399.00155
Perimeter
555515304
Area
19287328311138276
Diagonal
196404319.25565
Surface area
115723969866829656
Volume
2.6786015125274E+24
Space diagonal
240545182.72752
Perimeter
416636478
Area
8.3516581442883E+15
Altitude
120272591.36376
Surface area
8.3516581442883E+15
Volume
3.1567621560078E+23
Height
65468106.418551