127645138 is an even 9-digits composite number following 127645137
and preceding 127645139 . In scientific notation, it is written as 1.27645138 × 10^8.
The sum of its digits is 37. It has a total of 3 prime factors and 8 positive divisors.
There are 62464596 positive integers (up to 127645138) that are relatively prime to 127645138.
127645138 has 8 divisors, whose sum is 195541632
The reverse of 127645138 is 831546721
Previous prime number is 47
Is Prime? no
Number parity even
Number length 9
Sum of Digits 37
Digital Root 1
Name
one hundred twenty-seven million six hundred forty-five thousand one hundred thirty-eight
Scientific notation
1.27645138 × 10^8
Engineering notation
1.27645138 × 10^6
Prime Factorization
2 × 47 × 1357927
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
127645138
Product of the distinct prime numbers
The prime factorization of 127645138 is 2 × 47 × 1357927.
Since it has a total of 3 prime factors.
4 , 5 , 71 , 20 , 428 , 773 , 8175 , 4971 , 23061 , 75511 , 215890 , 939031 , 6607727 , 588575 , 32488826 , 42470807 , 221034310 , 478868065 , 3086480900 , 9133109049
n×2
255290276
n×3
382935414
n×4
510580552
n×5
638225690
n÷2
63822569
n÷3
42548379.333333
n÷3
31911284.5
n÷5
25529027.6
n2
16293281255039044
n3
2.0797581342723E+24
n4
2.6547101405581E+32
n5
3.3886084224153E+40
2 √n
11298.014781368
3 √n
503.50226171487
4 √n
106.29212003421
5 √n
41.802365234221
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
-127645137
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 127645138 can be divided by 8 positive divisors.
The sum of these divisors (counting 127645138) is 1, the average is 0.125.
Base
System
Value
2
Binary
111100110111011010111010010
3
Ternary
22220012001012201
4
Quaternary
13212323113102
5
Quinary
230134121023
6
Senary
20355513414
8
Octal
746732722
10
Decimal
127645138
12
Duodecimal
368b886a
16
Hexadecimal
79bb5d2
20
Vigesimal
1jhfcgi
36
Base36
23zvma
md5
42f71337691691af51159a532d7367a3
sha1
8a3fa9eb45ec0a9efdf89d4c4551a8f8c04aa6b8
sha256
06126293bfd2844d1e8f1c6a5468f48ba7999cce6db0aac5ba61b895583ee6ff
sha512
37a65b574df2b61088f4346a8be69a0b01dea7644481379cd22bc113cd7512057a45f5eb92506f9067cbc1161e65756f4a1300eb1bf2872e2de497ffbfb48fd7
ripemd-160
1e16235f0af0e24bfb1a4e8f55bbf596d6159ce2
Diameter
255290276
Circumference
802018055.61451
Area
5.1186852693703E+16
Volume
8.7116705011645E+24
Surface area
2.0474741077481E+17
Circumference
802018055.61451
Perimeter
510580552
Area
16293281255039044
Diagonal
180517485.33059
Surface area
97759687530234264
Volume
2.0797581342723E+24
Space diagonal
221087864.35514
Perimeter
382935414
Area
7.0551977389343E+15
Altitude
110543932.17757
Surface area
7.0551977389343E+15
Volume
2.4510184666197E+23
Height
60172495.110195