30909970 is an even 8-digits composite number following 30909969
and preceding 30909971 . In scientific notation, it is written as 3.0909970 × 10^7.
The sum of its digits is 37. It has a total of 5 prime factors and 32 positive divisors.
There are 9782208 positive integers (up to 30909970) that are relatively prime to 30909970.
30909970 has 32 divisors, whose sum is 68479488
The reverse of 30909970 is 07990903
Previous prime number is 13
Is Prime? no
Number parity even
Number length 8
Sum of Digits 37
Digital Root 1
Name
thirty million nine hundred nine thousand nine hundred seventy
Scientific notation
3.0909970 × 10^7
Engineering notation
3.0909970 × 10^6
Prime Factorization
2 × 7 × 5 × 13 × 33967
Composite number
ω
Distinct Factors
5
Total number of distinct prime factors
Ω
Total Factors
5
Total number of prime factors
rad
Radical
30909970
Product of the distinct prime numbers
The prime factorization of 30909970 is 2 × 7 × 5 × 13 × 33967.
Since it has a total of 5 prime factors.
9 , 7 , 32 , 10 , 63 , 620 , 4385 , 5861 , 73583 , 13105 , 44323 , 627434 , 6145336 , 6362258 , 69046654 , 35732850 , 673690104 , 711213280 , 535362625 , 3424329363
n×2
61819940
n×3
92729910
n×4
123639880
n×5
154549850
n÷2
15454985
n÷3
10303323.333333
n÷3
7727492.5
n÷5
6181994
n2
955426245400900
n3
2.9532196582554E+22
n4
9.1283931040086E+29
n5
2.8215835699311E+37
2 √n
5559.6735515676
3 √n
313.83366445496
4 √n
74.563218489867
5 √n
31.478912232444
1 , 2 , 5 , 7 , 10 , 13 , 14 , 26 , 35 , 65 , 70 , 91 , 130 , 182 , 455 , 910 , 33967 , 67934 , 169835 , 237769 , 339670 , 441571 , 475538 , 883142 , 1188845 , 2207855 , 2377690 , 3090997 , 4415710 , 6181994 , 15454985 , 30909970
32 divisors
τ
Total Divisors
32
Total number of the positive divisors of n
σ
Sum of Divisors
1
Sum of all the positive divisors of n
s
Aliquot Sum
-30909969
Sum of the proper positive divisors of n
A
Arithmetic Mean
0.03125
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
32
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 30909970 can be divided by 32 positive divisors.
The sum of these divisors (counting 30909970) is 1, the average is 0.03125.
Base
System
Value
2
Binary
1110101111010011000010010
3
Ternary
2011011101111201
4
Quaternary
1311322120102
5
Quinary
30403104340
6
Senary
3022301414
8
Octal
165723022
10
Decimal
30909970
12
Duodecimal
a42786a
16
Hexadecimal
1d7a612
20
Vigesimal
9d3eia
36
Base36
ieiaa
md5
c51d8e681ed48ba8a1f47b04423e6b45
sha1
ca2bd410333195a3a8c7833d0ac0ee34a454b0e2
sha256
6070df2d7c1fd1e8cf191037ced630a942824541945088111b95c05e94215117
sha512
56b91064e6f8c58c7a3db033398333c1e901eb030796a7d5924c925655617f073924398834a6c17410f837f2645c75687f6621ee945140b0ae81dd5907670d7b
ripemd-160
5adf59d652c1982d109cbf7020342968d44f2051
Diameter
61819940
Circumference
194213069.34936
Area
3.0015600735983E+15
Volume
1.2370417577083E+23
Surface area
1.2006240294393E+16
Circumference
194213069.34936
Perimeter
123639880
Area
955426245400900
Diagonal
43713298.786546
Surface area
5732557472405400
Volume
2.9532196582554E+22
Space diagonal
53537638.50043
Perimeter
92729910
Area
4.1371169997978E+14
Altitude
26768819.250215
Surface area
4.1371169997978E+14
Volume
3.4804027444764E+21
Height
14571099.595515