31193021 is an odd 8-digits composite number following 31193020
and preceding 31193022 . In scientific notation, it is written as 3.1193021 × 10^7.
The sum of its digits is 20. It has a total of 2 prime factors and 4 positive divisors.
There are 30681600 positive integers (up to 31193021) that are relatively prime to 31193021.
31193021 has 4 divisors, whose sum is 31704444
The reverse of 31193021 is 12039113
Previous prime number is 61
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 20
Digital Root 2
Name
thirty-one million one hundred ninety-three thousand twenty-one
Scientific notation
3.1193021 × 10^7
Engineering notation
3.1193021 × 10^6
Prime Factorization
61 × 511361
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
31193021
Product of the distinct prime numbers
The prime factorization of 31193021 is 61 × 511361.
Since it has a total of 2 prime factors.
8 , 9 , 8 , 29 , 623 , 894 , 5567 , 910 , 45708 , 12004 , 597258 , 316784 , 7627177 , 8003273 , 42619114 , 79666243 , 202323899 , 678457325 , 8571748103 , 3214589870
n×2
62386042
n×3
93579063
n×4
124772084
n×5
155965105
n÷2
15596510.5
n÷3
10397673.666667
n÷3
7798255.25
n÷5
6238604.2
n2
973004559106441
n3
3.0350951645303E+22
n4
9.4673787204192E+29
n5
2.9531614324099E+37
2 √n
5585.0712618551
3 √n
314.78870856063
4 √n
74.733334341879
5 √n
31.536354402355
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
-31193020
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 31193021 can be divided by 4 positive divisors.
The sum of these divisors (counting 31193021) is 1, the average is 0.25.
Base
System
Value
2
Binary
1110110111111011110111101
3
Ternary
2011200202210002
4
Quaternary
1312333132331
5
Quinary
30441134041
6
Senary
3032324045
8
Octal
166773675
10
Decimal
31193021
12
Duodecimal
a543625
16
Hexadecimal
1dbf7bd
20
Vigesimal
9ej2b1
36
Base36
ikkot
md5
296b220445688aed030b932c0265337d
sha1
8b15e3907e691a6be7c3ea19c750a47a7a7f553a
sha256
3127252a5aea50df711eaef02959256f28c8230cc9d8f710b63a648f758cbef8
sha512
0238a549c77d74ad0be000671b6a92f3a48c5370acc44a3994c8a14bac73ab83ac4663488a942b3d6df4ca4356ecc7719ff863660f916e54e72f3c7a7c1105c7
ripemd-160
0f30680388aa63ed0895b0e03212f33d45e94833
Diameter
62386042
Circumference
195991531.23374
Area
3.0567839747982E+15
Volume
1.2713376895779E+23
Surface area
1.2227135899193E+16
Circumference
195991531.23374
Perimeter
124772084
Area
973004559106441
Diagonal
44113593.349589
Surface area
5838027354638646
Volume
3.0350951645303E+22
Space diagonal
54027897.213563
Perimeter
93579063
Area
4.2132333309213E+14
Altitude
27013948.606781
Surface area
4.2132333309213E+14
Volume
3.5768939539765E+21
Height
14704531.11653