31242019 is an odd 8-digits composite number following 31242018
and preceding 31242020 . In scientific notation, it is written as 3.1242019 × 10^7.
The sum of its digits is 22. It has a total of 2 prime factors and 4 positive divisors.
There are 30164680 positive integers (up to 31242019) that are relatively prime to 31242019.
31242019 has 4 divisors, whose sum is 32319360
The reverse of 31242019 is 91024213
Previous prime number is 29
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 22
Digital Root 4
Name
thirty-one million two hundred forty-two thousand nineteen
Scientific notation
3.1242019 × 10^7
Engineering notation
3.1242019 × 10^6
Prime Factorization
29 × 1077311
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
31242019
Product of the distinct prime numbers
The prime factorization of 31242019 is 29 × 1077311.
Since it has a total of 2 prime factors.
7 , 9 , 47 , 87 , 53 , 865 , 3706 , 8200 , 98055 , 94258 , 493208 , 374976 , 296242 , 3058162 , 50001611 , 31862540 , 638496223 , 94904314 , 1332481281 , 4044055317
n×2
62484038
n×3
93726057
n×4
124968076
n×5
156210095
n÷2
15621009.5
n÷3
10414006.333333
n÷3
7810504.75
n÷5
6248403.8
n2
976063751196361
n3
3.0494202260088E+22
n4
9.5270044639951E+29
n5
2.9764285447722E+37
2 √n
5589.4560558251
3 √n
314.95344571093
4 √n
74.762664852352
5 √n
31.546255644786
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
-31242018
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 31242019 can be divided by 4 positive divisors.
The sum of these divisors (counting 31242019) is 1, the average is 0.25.
Base
System
Value
2
Binary
1110111001011011100100011
3
Ternary
2011210020222211
4
Quaternary
1313023130203
5
Quinary
30444221034
6
Senary
3033342551
8
Octal
167133443
10
Decimal
31242019
12
Duodecimal
a567a57
16
Hexadecimal
1dcb723
20
Vigesimal
9f550j
36
Base36
ilmhv
md5
7a33c3369e1ee6ee16f47d40ecb14d15
sha1
9947712fd080917be20fa86db1141381a7728a17
sha256
af970e96087d1880a346444290fa4dc5927a1793c5581a02e730c3b268243b15
sha512
024ec4b13abe20ad131e39e5733e0608d3d2708db022beb12a274ae3f6063ae2fab87d58eca5b8994d6f17192c4ce62c27e6db4b3f789531d193f53e0c2e633e
ripemd-160
a100fcf012d932257dcb2add06163b8a6cbfb826
Diameter
62484038
Circumference
196299394.74743
Area
3.0663947101938E+15
Volume
1.2773381572983E+23
Surface area
1.2265578840775E+16
Circumference
196299394.74743
Perimeter
124968076
Area
976063751196361
Diagonal
44182886.985718
Surface area
5856382507178166
Volume
3.0494202260088E+22
Space diagonal
54112764.239032
Perimeter
93726057
Area
4.2264800212459E+14
Altitude
27056382.119516
Surface area
4.2264800212459E+14
Volume
3.5937762008304E+21
Height
14727628.995239