30871298 is an even 8-digits composite number following 30871297
and preceding 30871299 . In scientific notation, it is written as 3.0871298 × 10^7.
The sum of its digits is 38. It has a total of 3 prime factors and 8 positive divisors.
There are 15424960 positive integers (up to 30871298) that are relatively prime to 30871298.
30871298 has 8 divisors, whose sum is 46339020
The reverse of 30871298 is 89217803
Previous prime number is 1721
Is Prime? no
Number parity even
Number length 8
Sum of Digits 38
Digital Root 2
Name
thirty million eight hundred seventy-one thousand two hundred ninety-eight
Scientific notation
3.0871298 × 10^7
Engineering notation
3.0871298 × 10^6
Prime Factorization
2 × 1721 × 8969
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
30871298
Product of the distinct prime numbers
The prime factorization of 30871298 is 2 × 1721 × 8969.
Since it has a total of 3 prime factors.
4 , 8 , 87 , 87 , 322 , 948 , 171 , 4832 , 97688 , 45565 , 897207 , 525910 , 3836532 , 7967339 , 39837373 , 60215026 , 840815267 , 961976545 , 4764658605 , 2553927890
n×2
61742596
n×3
92613894
n×4
123485192
n×5
154356490
n÷2
15435649
n÷3
10290432.666667
n÷3
7717824.5
n÷5
6174259.6
n2
953037040204804
n3
2.94214904732E+22
n4
9.0827960000233E+29
n5
2.8039770198993E+37
2 √n
5556.1945610283
3 √n
313.7027289195
4 √n
74.539885705763
5 √n
31.47103152488
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
-30871297
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 30871298 can be divided by 8 positive divisors.
The sum of these divisors (counting 30871298) is 1, the average is 0.125.
Base
System
Value
2
Binary
1110101110000111100000010
3
Ternary
2011002102110102
4
Quaternary
1311300330002
5
Quinary
30400340143
6
Senary
3021402402
8
Octal
165607402
10
Decimal
30871298
12
Duodecimal
a409402
16
Hexadecimal
1d70f02
20
Vigesimal
9cii4i
36
Base36
idog2
md5
f5a06795fdcf59648d9539f83b503373
sha1
00497664f863cf6ec0e7956e1078c39eb01fd775
sha256
2e00690aeac9ec85e254eee68dc29b8caf7e17d5a3c299b99ea9aa4127249eea
sha512
9f6567aa1f9743669e6f29e27a35a798fdc3c0e1069b315742525fd4cb98eb94901151357379bd35047aa33243a6c9df173c7135aaa9a4639d0a78db42879602
ripemd-160
769adcd112c6f2ce9566c99cb110dbfb13eed1cc
Diameter
61742596
Circumference
193970086.00716
Area
2.9940541641064E+15
Volume
1.2324045110436E+23
Surface area
1.1976216656425E+16
Circumference
193970086.00716
Perimeter
123485192
Area
953037040204804
Diagonal
43658608.319661
Surface area
5718222241228824
Volume
2.94214904732E+22
Space diagonal
53470656.631599
Perimeter
92613894
Area
4.1267714378245E+14
Altitude
26735328.3158
Surface area
4.1267714378245E+14
Volume
3.4673559043692E+21
Height
14552869.439887