30997658 is an even 8-digits composite number following 30997657
and preceding 30997659 . In scientific notation, it is written as 3.0997658 × 10^7.
The sum of its digits is 47. It has a total of 2 prime factors and 4 positive divisors.
There are 15498828 positive integers (up to 30997658) that are relatively prime to 30997658.
30997658 has 4 divisors, whose sum is 46496490
The reverse of 30997658 is 85679903
Previous prime number is 2
Is Prime? no
Number parity even
Number length 8
Sum of Digits 47
Digital Root 2
Name
thirty million nine hundred ninety-seven thousand six hundred fifty-eight
Scientific notation
3.0997658 × 10^7
Engineering notation
3.0997658 × 10^6
Prime Factorization
2 × 15498829
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
30997658
Product of the distinct prime numbers
The prime factorization of 30997658 is 2 × 15498829.
Since it has a total of 2 prime factors.
10 , 8 , 20 , 36 , 961 , 138 , 1725 , 4788 , 42084 , 47910 , 316099 , 941462 , 274306 , 859198 , 28033162 , 87702113 , 518590628 , 597300818 , 9274230475 , 6920585014
n×2
61995316
n×3
92992974
n×4
123990632
n×5
154988290
n÷2
15498829
n÷3
10332552.666667
n÷3
7749414.5
n÷5
6199531.6
n2
960854801484964
n3
2.9784248524089E+22
n4
9.2324194953671E+29
n5
2.8618338202992E+37
2 √n
5567.5540410489
3 √n
314.13015416519
4 √n
74.616044126239
5 √n
31.49675240434
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
-30997657
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 30997658 can be divided by 4 positive divisors.
The sum of these divisors (counting 30997658) is 1, the average is 0.25.
Base
System
Value
2
Binary
1110110001111110010011010
3
Ternary
2011022211210102
4
Quaternary
1312033302122
5
Quinary
30413411113
6
Senary
3024215402
8
Octal
166176232
10
Decimal
30997658
12
Duodecimal
a46a562
16
Hexadecimal
1d8fc9a
20
Vigesimal
9dee2i
36
Base36
igdy2
md5
7ca9656337cf091e03d52f0b0b32087d
sha1
11c2a0ee7d1333f4054e8e7244c0e4183aeca46a
sha256
9309596611e5d08617a9fa4f21bb3a5916ebd9a1ef279a5a2bb7902fb29895d7
sha512
b0c28ac5518eec68ebeb8c7892498dc8d248ebe8e6e4b9d61399cca26a1f585b1094765b562200bca4c7589d9cb18a0f5cfe896ce284b74a9f02aaaa14a00440
ripemd-160
62f0ee702fde01ea3d85ccf5487e77d1a1f28adb
Diameter
61995316
Circumference
194764029.30258
Area
3.0186143855116E+15
Volume
1.2475996847463E+23
Surface area
1.2074457542047E+16
Circumference
194764029.30258
Perimeter
123990632
Area
960854801484964
Diagonal
43837308.345403
Surface area
5765128808909784
Volume
2.9784248524089E+22
Space diagonal
53689518.571644
Perimeter
92992974
Area
4.1606233371712E+14
Altitude
26844759.285822
Surface area
4.1606233371712E+14
Volume
3.5101073506548E+21
Height
14612436.115134