30797871 is an odd 8-digits composite number following 30797870
and preceding 30797872 . In scientific notation, it is written as 3.0797871 × 10^7.
The sum of its digits is 42. It has a total of 3 prime factors and 8 positive divisors.
There are 18952512 positive integers (up to 30797871) that are relatively prime to 30797871.
30797871 has 8 divisors, whose sum is 44222640
The reverse of 30797871 is 17879703
Previous prime number is 13
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 42
Digital Root 6
Name
thirty million seven hundred ninety-seven thousand eight hundred seventy-one
Scientific notation
3.0797871 × 10^7
Engineering notation
3.0797871 × 10^6
Prime Factorization
3 × 13 × 789689
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
30797871
Product of the distinct prime numbers
The prime factorization of 30797871 is 3 × 13 × 789689.
Since it has a total of 3 prime factors.
3 , 6 , 81 , 76 , 658 , 767 , 6041 , 714 , 38338 , 43046 , 342623 , 723868 , 4292373 , 7641692 , 47824096 , 47547047 , 163615742 , 259583469 , 7556084058 , 4282616861
n×2
61595742
n×3
92393613
n×4
123191484
n×5
153989355
n÷2
15398935.5
n÷3
10265957
n÷3
7699467.75
n÷5
6159574.2
n2
948508858132641
n3
2.9212053455126E+22
n4
8.9966905395609E+29
n5
2.7707891466432E+37
2 √n
5549.5829573041
3 √n
313.4538187865
4 √n
74.495523068867
5 √n
31.456046569726
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
-30797870
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 30797871 can be divided by 8 positive divisors.
The sum of these divisors (counting 30797871) is 1, the average is 0.125.
Base
System
Value
2
Binary
1110101011111000000101111
3
Ternary
2010221200201220
4
Quaternary
1311133000233
5
Quinary
30341012441
6
Senary
3020034423
8
Octal
165370057
10
Decimal
30797871
12
Duodecimal
a392a13
16
Hexadecimal
1d5f02f
20
Vigesimal
9c9edb
36
Base36
ic3sf
md5
ff1d231ae5b8c02aa4b33c9e52d2bb3d
sha1
9d9af8cc187ea0dc0dfbe7c8ef45f004e79ebc40
sha256
81f576298b5ff2d55619a4189cd9af9ca14463cf246af936ecf6ccd07cb98987
sha512
218585182fcd9b55833f3c2d331c58ba4333d37344fb8a1fe3de2e64cec0ae606dd40670545bc2d86c2fed5008f852fb79a4b493fb54dd9590c2a2d85dee8269
ripemd-160
c19fe227d384b5c2cbe2d3608f54ae2c9ea35176
Diameter
61595742
Circumference
193508730.55961
Area
2.9798284605743E+15
Volume
1.2236316337453E+23
Surface area
1.1919313842297E+16
Circumference
193508730.55961
Perimeter
123191484
Area
948508858132641
Diagonal
43554766.860417
Surface area
5691053148795846
Volume
2.9212053455126E+22
Space diagonal
53343477.336952
Perimeter
92393613
Area
4.1071638342872E+14
Altitude
26671738.668476
Surface area
4.1071638342872E+14
Volume
3.442673515084E+21
Height
14518255.620139