31128049 is an odd 8-digits composite number following 31128048
and preceding 31128050 . In scientific notation, it is written as 3.1128049 × 10^7.
The sum of its digits is 28. It has a total of 2 prime factors and 4 positive divisors.
There are 30054640 positive integers (up to 31128049) that are relatively prime to 31128049.
31128049 has 4 divisors, whose sum is 32201460
The reverse of 31128049 is 94082113
Previous prime number is 29
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 28
Digital Root 1
Name
thirty-one million one hundred twenty-eight thousand forty-nine
Scientific notation
3.1128049 × 10^7
Engineering notation
3.1128049 × 10^6
Prime Factorization
29 × 1073381
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
31128049
Product of the distinct prime numbers
The prime factorization of 31128049 is 29 × 1073381.
Since it has a total of 2 prime factors.
8 , 4 , 98 , 6 , 946 , 669 , 548 , 2917 , 36620 , 75186 , 528112 , 745759 , 2711784 , 9178199 , 68628933 , 7917273 , 875150140 , 988511048 , 5455217696 , 9766330083
n×2
62256098
n×3
93384147
n×4
124512196
n×5
155640245
n÷2
15564024.5
n÷3
10376016.333333
n÷3
7782012.25
n÷5
6225609.8
n2
968955434546401
n3
3.0161692245377E+22
n4
9.38874634137E+29
n5
2.9225335616274E+37
2 √n
5579.2516523276
3 √n
314.56999864923
4 √n
74.694388359016
5 √n
31.523206017115
4 divisors
τ
Total Divisors
4
Total number of the positive divisors of n
σ
Sum of Divisors
1
Sum of all the positive divisors of n
s
Aliquot Sum
-31128048
Sum of the proper positive divisors of n
A
Arithmetic Mean
0.25
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
4
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 31128049 can be divided by 4 positive divisors.
The sum of these divisors (counting 31128049) is 1, the average is 0.25.
Base
System
Value
2
Binary
1110110101111100111110001
3
Ternary
2011120110122201
4
Quaternary
1312233213301
5
Quinary
30432044144
6
Senary
3031103201
8
Octal
166574761
10
Decimal
31128049
12
Duodecimal
a511b01
16
Hexadecimal
1daf9f1
20
Vigesimal
9eb029
36
Base36
ij6k1
md5
062ee4279e62571c29aeeea13602e19d
sha1
4bb8075499c26c935c13fd6fffa61b4000fd68ed
sha256
0f35de10ca7161ff94a7d6da3ab9b198d203a34233a521facb23ad2cf12231c6
sha512
f4dee78b8adf1316b2f297bcbcb00c03e639afaa2a796500ea4c6d27d6bfc7ebc83c9f066079c4b0d27af8b06666df113910460488c6b966eca41b31eaf06725
ripemd-160
063f30bb886e6a4d4b3226b22a36ae83ae6593b0
Diameter
62256098
Circumference
195583300.11797
Area
3.0440632748269E+15
Volume
1.2634100103722E+23
Surface area
1.2176253099308E+16
Circumference
195583300.11797
Perimeter
124512196
Area
968955434546401
Diagonal
44021709.066014
Surface area
5813732607278406
Volume
3.0161692245377E+22
Space diagonal
53915362.408494
Perimeter
93384147
Area
4.1957001072609E+14
Altitude
26957681.204247
Surface area
4.1957001072609E+14
Volume
3.5545895197946E+21
Height
14673903.022005