131638861 is an odd 9-digits prime number following 131638860
and preceding 131638862 . In scientific notation, it is written as 1.31638861 × 10^8.
The sum of its digits is 37. It has a total of 1 prime factors and 2 positive divisors.
There are 131638860 positive integers (up to 131638861) that are relatively prime to 131638861.
131638861 has 2 divisors, whose sum is 131638862
The reverse of 131638861 is 168836131
Previous prime number is 1
Is Prime? yes
Number parity odd
Number length 9
Sum of Digits 37
Digital Root 1
Name
one hundred thirty-one million six hundred thirty-eight thousand eight hundred sixty-one
Scientific notation
1.31638861 × 10^8
Engineering notation
1.31638861 × 10^6
Prime Factorization
131638861
Composite number
ω
Distinct Factors
1
Total number of distinct prime factors
Ω
Total Factors
1
Total number of prime factors
rad
Radical
131638861
Product of the distinct prime numbers
The prime factorization of 131638861 is 131638861.
Since it has a total of 1 prime factors.
9 , 8 , 6 , 39 , 724 , 736 , 2081 , 1841 , 97913 , 13138 , 305900 , 819338 , 5066341 , 9461637 , 7039139 , 83025708 , 839104701 , 913468515 , 8254925588 , 7744928740
n×2
263277722
n×3
394916583
n×4
526555444
n×5
658194305
n÷2
65819430.5
n÷3
43879620.333333
n÷3
32909715.25
n÷5
26327772.2
n2
17328789725377321
n3
2.2811421419572E+24
n4
3.0028695334634E+32
n5
3.9529432511673E+40
2 √n
11473.397970959
3 √n
508.69957169691
4 √n
107.11394853593
5 √n
42.060731667352
2 divisors
τ
Total Divisors
2
Total number of the positive divisors of n
σ
Sum of Divisors
131638862
Sum of all the positive divisors of n
s
Aliquot Sum
1
Sum of the proper positive divisors of n
A
Arithmetic Mean
65819431
Returns the sum of divisors (σ(n )) divided by the total number of divisors (τ(n ))
G
Geometric Mean
11473.398014538
Returns the nth root of the product of n divisors
H
Harmonic Mean
1.9999999848069
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 131638861 can be divided by 2 positive divisors.
The sum of these divisors (counting 131638861) is 131638862, the average is 65819431.
Base
System
Value
2
Binary
111110110001010011001001101
3
Ternary
100011200221120101
4
Quaternary
13312022121031
5
Quinary
232144420421
6
Senary
21021251101
8
Octal
766123115
10
Decimal
131638861
12
Duodecimal
38103a91
16
Hexadecimal
7d8a64d
20
Vigesimal
212eh31
36
Base36
26dh71
md5
ca40ce8c64ed6886d1002dba9a44ed8c
sha1
614944e5eba5023fc821f96404e8cd17a98d1693
sha256
e7a9f6259f37e06782861254eac32f3aefee9bb8a68b873d0a9851044ab706b2
sha512
4764f971f4ad1007bf49db8b6e7cd68a32144f9ffe8502069d5c93835d302d25c27792dcdf7920bc715ccc4fd378ef62e62a97b2c53e088faa1f177011607df3
ripemd-160
8cb3b13b53f12989c00f00bc285354123cb1d610
Diameter
263277722
Circumference
827111357.28906
Area
5.4439998496848E+16
Volume
9.5552258599557E+24
Surface area
2.1775999398739E+17
Circumference
827111357.28906
Perimeter
526555444
Area
17328789725377321
Diagonal
186165462.56155
Surface area
103972738352263926
Volume
2.2811421419572E+24
Space diagonal
228005195.5025
Perimeter
394916583
Area
7.5035860595078E+15
Altitude
114002597.75125
Surface area
7.5035860595078E+15
Volume
2.6883517957139E+23
Height
62055154.187182