31493668 is an even 8-digits composite number following 31493667
and preceding 31493669 . In scientific notation, it is written as 3.1493668 × 10^7.
The sum of its digits is 40. It has a total of 3 prime factors and 6 positive divisors.
There are 15746832 positive integers (up to 31493668) that are relatively prime to 31493668.
31493668 has 6 divisors, whose sum is 55113926
The reverse of 31493668 is 86639413
Previous prime number is 2
Is Prime? no
Number parity even
Number length 8
Sum of Digits 40
Digital Root 4
Name
thirty-one million four hundred ninety-three thousand six hundred sixty-eight
Scientific notation
3.1493668 × 10^7
Engineering notation
3.1493668 × 10^6
Prime Factorization
2 × 2 × 7873417
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
15746834
Product of the distinct prime numbers
The prime factorization of 31493668 is 2 × 2 × 7873417.
Since it has a total of 3 prime factors.
6 , 7 , 68 , 93 , 191 , 796 , 3359 , 7329 , 21007 , 23238 , 945789 , 466786 , 9191025 , 7488536 , 99127028 , 77897373 , 55706858 , 9033565 , 9717402048 , 663164109
n×2
62987336
n×3
94481004
n×4
125974672
n×5
157468340
n÷2
15746834
n÷3
10497889.333333
n÷3
7873417
n÷5
6298733.6
n2
991851124094224
n3
3.123703000765E+22
n4
9.8376865236698E+29
n5
3.0982483326453E+37
2 √n
5611.9219524152
3 √n
315.79681698908
4 √n
74.91276227997
5 √n
31.596912608066
6 divisors
τ
Total Divisors
6
Total number of the positive divisors of n
σ
Sum of Divisors
1
Sum of all the positive divisors of n
s
Aliquot Sum
-31493667
Sum of the proper positive divisors of n
A
Arithmetic Mean
0.16666666666667
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
6
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 31493668 can be divided by 6 positive divisors.
The sum of these divisors (counting 31493668) is 1, the average is 0.16666666666667.
Base
System
Value
2
Binary
1111000001000111000100100
3
Ternary
2012021001012011
4
Quaternary
1320020320210
5
Quinary
31030244133
6
Senary
3043004004
8
Octal
170107044
10
Decimal
31493668
12
Duodecimal
a669604
16
Hexadecimal
1e08e24
20
Vigesimal
9gge38
36
Base36
ir0o4
md5
8a42eff3eb2c58853c6dcf626ce9da16
sha1
b89fc072dd865afb4be5ad9bb9f146298269ebe2
sha256
740071f1777f3f61da76d873373f7661b6d7d36dbf643ffa1dabe057dd71639a
sha512
62825375327966904fd979c7c10e53638c2b144247916a4db45dd73e1f28c653447e710c5bf821991b7adfa1551ff2946d3e564d177dd4a6c67e54cb46bbd8ec
ripemd-160
92d39aca37cb17fb3e4372866c9e0687431036cd
Diameter
62987336
Circumference
197880552.04679
Area
3.1159922049092E+15
Volume
1.3084536532266E+23
Surface area
1.2463968819637E+16
Circumference
197880552.04679
Perimeter
125974672
Area
991851124094224
Diagonal
44538772.414476
Surface area
5951106744565344
Volume
3.123703000765E+22
Space diagonal
54548633.092706
Perimeter
94481004
Area
4.2948413511887E+14
Altitude
27274316.546353
Surface area
4.2948413511887E+14
Volume
3.6813192904229E+21
Height
14846257.471492