127978213 is an odd 9-digits composite number following 127978212
and preceding 127978214 . In scientific notation, it is written as 1.27978213 × 10^8.
The sum of its digits is 40. It has a total of 3 prime factors and 8 positive divisors.
There are 115732800 positive integers (up to 127978213) that are relatively prime to 127978213.
127978213 has 8 divisors, whose sum is 140345856
The reverse of 127978213 is 312879721
Previous prime number is 191
Is Prime? no
Number parity odd
Number length 9
Sum of Digits 40
Digital Root 4
Name
one hundred twenty-seven million nine hundred seventy-eight thousand two hundred thirteen
Scientific notation
1.27978213 × 10^8
Engineering notation
1.27978213 × 10^6
Prime Factorization
11 × 191 × 60913
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
127978213
Product of the distinct prime numbers
The prime factorization of 127978213 is 11 × 191 × 60913.
Since it has a total of 3 prime factors.
4 , 8 , 73 , 79 , 906 , 602 , 9292 , 6706 , 2404 , 41204 , 119100 , 68909 , 1601598 , 4424939 , 28466356 , 80209487 , 33858284 , 47627261 , 6315163016 , 457499013
n×2
255956426
n×3
383934639
n×4
511912852
n×5
639891065
n÷2
63989106.5
n÷3
42659404.333333
n÷3
31994553.25
n÷5
25595642.6
n2
16378423002673369
n3
2.0960813076402E+24
n4
2.682527400545E+32
n5
3.4330506304528E+40
2 √n
11312.745599544
3 √n
503.93982468973
4 √n
106.36139148932
5 √n
41.824158172392
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
-127978212
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 127978213 can be divided by 8 positive divisors.
The sum of these divisors (counting 127978213) is 1, the average is 0.125.
Base
System
Value
2
Binary
111101000001100101011100101
3
Ternary
22220210222002211
4
Quaternary
13220030223211
5
Quinary
230230300323
6
Senary
20411003421
8
Octal
750145345
10
Decimal
127978213
12
Duodecimal
36a39571
16
Hexadecimal
7a0cae5
20
Vigesimal
1jjh5ad
36
Base36
2470md
md5
3b9fac1923ce319818774e423b018140
sha1
87d111a54fdd99bab7064d71de9dcd14c2c6c3aa
sha256
d6de1a5de54f03702b6d42f53f8cbef9fbf83f5b759caf1116257a4758556c3f
sha512
0347ad3a920b0e590f3b053b7e5b407191dae064ee9a9a86e70e7e4800915c7c4c896a069d9534358ce7d19f598018bd668d2b66952f6b26971d52264a001cfd
ripemd-160
0ee9f5f38d0d5d63913fbe7a4e5d5a7e6d1b1925
Diameter
255956426
Circumference
804110827.5607
Area
5.1454333382585E+16
Volume
8.7800448498793E+24
Surface area
2.0581733353034E+17
Circumference
804110827.5607
Perimeter
511912852
Area
16378423002673369
Diagonal
180988524.51287
Surface area
98270538016040214
Volume
2.0960813076402E+24
Space diagonal
221664767.17787
Perimeter
383934639
Area
7.0920651971213E+15
Altitude
110832383.58894
Surface area
7.0920651971213E+15
Volume
2.470255510918E+23
Height
60329508.170958