127978394 is an even 9-digits composite number following 127978393
and preceding 127978395 . In scientific notation, it is written as 1.27978394 × 10^8.
The sum of its digits is 50. It has a total of 3 prime factors and 8 positive divisors.
There are 61207036 positive integers (up to 127978394) that are relatively prime to 127978394.
127978394 has 8 divisors, whose sum is 200314080
The reverse of 127978394 is 493879721
Previous prime number is 23
Is Prime? no
Number parity even
Number length 9
Sum of Digits 50
Digital Root 5
Name
one hundred twenty-seven million nine hundred seventy-eight thousand three hundred ninety-four
Scientific notation
1.27978394 × 10^8
Engineering notation
1.27978394 × 10^6
Prime Factorization
2 × 23 × 2782139
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
127978394
Product of the distinct prime numbers
The prime factorization of 127978394 is 2 × 23 × 2782139.
Since it has a total of 3 prime factors.
5 , 4 , 66 , 45 , 987 , 891 , 4195 , 8240 , 45099 , 33538 , 459448 , 638614 , 5274720 , 1295906 , 79314999 , 91394848 , 65797383 , 582201218 , 8373396890 , 2044905729
n×2
255956788
n×3
383935182
n×4
511913576
n×5
639891970
n÷2
63989197
n÷3
42659464.666667
n÷3
31994598.5
n÷5
25595678.8
n2
16378469330819236
n3
2.0960902011365E+24
n4
2.6825425762059E+32
n5
3.4330749073945E+40
2 √n
11312.753599367
3 √n
503.9400622642
4 √n
106.36142909611
5 √n
41.824170002794
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
-127978393
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 127978394 can be divided by 8 positive divisors.
The sum of these divisors (counting 127978394) is 1, the average is 0.125.
Base
System
Value
2
Binary
111101000001100101110011010
3
Ternary
22220210222100112
4
Quaternary
13220030232122
5
Quinary
230230302034
6
Senary
20411004322
8
Octal
750145632
10
Decimal
127978394
12
Duodecimal
36a396a2
16
Hexadecimal
7a0cb9a
20
Vigesimal
1jjh5je
36
Base36
2470re
md5
27223c33da356b2016beb79bfbaef3de
sha1
7ced02126f8f916d5104f2e733918b61280fc6e3
sha256
d9c9c773bb17aec93bdd30cdfbfcac536c37fbdee8903bed29dd1443b38e646b
sha512
30dcb456379f08a68551c13caf69d86e7cbece2ac09fb17b6a0da2275bab541be4be7ea81f209e71e063ada271da9749649b205c478cba8d8ddc2d0461a53d15
ripemd-160
2d8a9cdbc5c8a30e230f023c610588ee3fbbc978
Diameter
255956788
Circumference
804111964.81724
Area
5.1454478926747E+16
Volume
8.7800821028693E+24
Surface area
2.0581791570699E+17
Circumference
804111964.81724
Perimeter
511913576
Area
16378469330819236
Diagonal
180988780.48553
Surface area
98270815984915416
Volume
2.0960902011365E+24
Space diagonal
221665080.67907
Perimeter
383935182
Area
7.0920852577969E+15
Altitude
110832540.33953
Surface area
7.0920852577969E+15
Volume
2.4702659920038E+23
Height
60329593.495176