31191268 is an even 8-digits composite number following 31191267
and preceding 31191269 . In scientific notation, it is written as 3.1191268 × 10^7.
The sum of its digits is 31. It has a total of 5 prime factors and 24 positive divisors.
There are 15180000 positive integers (up to 31191268) that are relatively prime to 31191268.
31191268 has 24 divisors, whose sum is 56052864
The reverse of 31191268 is 86219113
Previous prime number is 251
Is Prime? no Number parity even Number length 8 Sum of Digits 31 Digital Root 4
Name
thirty-one million one hundred ninety-one thousand two hundred sixty-eight
Scientific notation
3.1191268 × 10^7
Engineering notation
3.1191268 × 10^6
Prime Factorization
2 × 2 × 47 × 251 × 661
Composite number
ω Distinct Factors
4 Total number of distinct prime factors
Ω Total Factors
5 Total number of prime factors
rad Radical
15595634 Product of the distinct prime numbers
The prime factorization of 31191268 is 2 × 2 × 47 × 251 × 661.
Since it has a total of 5 prime factors.
7 , 6 , 39 , 95 , 10 , 625 , 4131 , 2095 , 62439 , 49642 , 268100 , 20080 , 4378037 , 1718015 , 8172083 , 97118428 , 565707485 , 375698480 , 5411433986 , 8068318935
n×2
62382536
n×3
93573804
n×4
124765072
n×5
155956340
n÷2
15595634
n÷3
10397089.333333
n÷3
7797817
n÷5
6238253.6
n2
972895199447824
n3
3.0345834901891E+22
n4
9.4652506910862E+29
n5
2.9523317099286E+37
2 √n5584.9143234252
3 √n314.78281156908
4 √n74.732284345022
5 √n31.535999935424
1 , 2 , 4 , 47 , 94 , 188 , 251 , 502 , 661 , 1004 , 1322 , 2644 , 11797 , 23594 , 31067 , 47188 , 62134 , 124268 , 165911 , 331822 , 663644 , 7797817 , 15595634 , 31191268
24 divisors
τ Total Divisors
24 Total number of the positive divisors of n
σ Sum of Divisors
1 Sum of all the positive divisors of n
s Aliquot Sum
-31191267 Sum of the proper positive divisors of n
A Arithmetic Mean
0.041666666666667 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
24 Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 31191268 can be divided by 24 positive divisors.
The sum of these divisors (counting 31191268) is 1, the average is 0.041666666666667.
Base
System
Value
2
Binary
1110110111111000011100100
3
Ternary
2011200200101011
4
Quaternary
1312333003210
5
Quinary
30441110033
6
Senary
3032312004
8
Octal
166770344
10
Decimal
31191268
12
Duodecimal
a542604
16
Hexadecimal
1dbf0e4
20
Vigesimal
9eii38
36
Base36
ikjc4
md5
d5c81a1f50396cc5cfa10e620409d90f
sha1
1f1ecffbe4b7377d684be24215b0c8a518cfed87
sha256
88026942456299521f7bf148ac8f64bd8423a97c30b03e5c540b03eda5bc35ca
sha512
c9dfa84250af72207042aa25526546219d7d6d4786b21a1c0a7f535038532a68fad3ffbe77fb7d7ac80954f0771aba3ab667144471af060a3669028fc6e69807
ripemd-160
7df209fe6e0d0f24ef01ff33b426559b4f7e6d1b
Diameter
62382536
Circumference
195980516.8099
Area
3.0564404112981E+15
Volume
1.271123359931E+23
Surface area
1.2225761645192E+16
Circumference
195980516.8099
Perimeter
124765072
Area
972895199447824
Diagonal
44111114.233214
Surface area
5837371196686944
Volume
3.0345834901891E+22
Space diagonal
54024860.928497
Perimeter
93573804
Area
4.2127597897087E+14
Altitude
27012430.464249
Surface area
4.2127597897087E+14
Volume
3.5762909399824E+21
Height
14703704.744405