31402642 is an even 8-digits composite number following 31402641
and preceding 31402643 . In scientific notation, it is written as 3.1402642 × 10^7.
The sum of its digits is 22. It has a total of 3 prime factors and 8 positive divisors.
There are 15336132 positive integers (up to 31402642) that are relatively prime to 31402642.
31402642 has 8 divisors, whose sum is 48199536
The reverse of 31402642 is 24620413
Previous prime number is 43
Is Prime? no
Number parity even
Number length 8
Sum of Digits 22
Digital Root 4
Name
thirty-one million four hundred two thousand six hundred forty-two
Scientific notation
3.1402642 × 10^7
Engineering notation
3.1402642 × 10^6
Prime Factorization
2 × 43 × 365147
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
31402642
Product of the distinct prime numbers
The prime factorization of 31402642 is 2 × 43 × 365147.
Since it has a total of 3 prime factors.
2 , 5 , 15 , 85 , 323 , 155 , 3459 , 5735 , 57631 , 20488 , 98995 , 679528 , 7041736 , 1106456 , 15108111 , 5426748 , 547718209 , 53650525 , 3648568043 , 2374469713
n×2
62805284
n×3
94207926
n×4
125610568
n×5
157013210
n÷2
15701321
n÷3
10467547.333333
n÷3
7850660.5
n÷5
6280528.4
n2
986125924580164
n3
3.096695937651E+22
n4
9.7244433912908E+29
n5
3.0537321446597E+37
2 √n
5603.8060280492
3 √n
315.49227471136
4 √n
74.858573510648
5 √n
31.578626573531
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
-31402641
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 31402642 can be divided by 8 positive divisors.
The sum of these divisors (counting 31402642) is 1, the average is 0.125.
Base
System
Value
2
Binary
1110111110010101010010010
3
Ternary
2012002102022211
4
Quaternary
1313302222102
5
Quinary
31014341032
6
Senary
3041022334
8
Octal
167625222
10
Decimal
31402642
12
Duodecimal
a6249aa
16
Hexadecimal
1df2a92
20
Vigesimal
9g56c2
36
Base36
ip2fm
md5
b2b7e6da6998ae39478042fea660ae8f
sha1
bd1a1934939ece2ee90ea565ee5ff53746efe05f
sha256
d559be1d6363b22f18c48bb2a4de1f45df47712ae7ad73873b1226d61ceffdb5
sha512
835eb522606054e429c5aee9190188890305ce923f675d4bf6678ac8ce91757fd8d06dcb40ca0ca2884c5ec108a3a7b70c4776099dcaea207362496c54953233
ripemd-160
aca26b238e7c02850b6ef33b36dbaf4f2fae364f
Diameter
62805284
Circumference
197308618.82102
Area
3.0980059601755E+15
Volume
1.2971409610834E+23
Surface area
1.2392023840702E+16
Circumference
197308618.82102
Perimeter
125610568
Area
986125924580164
Diagonal
44410042.210747
Surface area
5916755547480984
Volume
3.096695937651E+22
Space diagonal
54390971.435896
Perimeter
94207926
Area
4.2700505100842E+14
Altitude
27195485.717948
Surface area
4.2700505100842E+14
Volume
3.6494911613097E+21
Height
14803347.403582