30605890 is an even 8-digits composite number following 30605889
and preceding 30605891 . In scientific notation, it is written as 3.0605890 × 10^7.
The sum of its digits is 31. It has a total of 4 prime factors and 16 positive divisors.
There are 10492272 positive integers (up to 30605890) that are relatively prime to 30605890.
30605890 has 16 divisors, whose sum is 48189600
The reverse of 30605890 is 09850603
Previous prime number is 49
Is Prime? no
Number parity even
Number length 8
Sum of Digits 31
Digital Root 4
Name
thirty million six hundred five thousand eight hundred ninety
Scientific notation
3.0605890 × 10^7
Engineering notation
3.0605890 × 10^6
Prime Factorization
2 × 35 × 49 × 8923
Composite number
ω
Distinct Factors
4
Total number of distinct prime factors
Ω
Total Factors
4
Total number of prime factors
rad
Radical
30605890
Product of the distinct prime numbers
The prime factorization of 30605890 is 2 × 35 × 49 × 8923.
Since it has a total of 4 prime factors.
5 , 1 , 22 , 14 , 487 , 500 , 4384 , 2181 , 70878 , 48316 , 792037 , 214148 , 4462924 , 2968155 , 22709577 , 47128398 , 131779210 , 616919238 , 840171086 , 9394408640
n×2
61211780
n×3
91817670
n×4
122423560
n×5
153029450
n÷2
15302945
n÷3
10201963.333333
n÷3
7651472.5
n÷5
6121178
n2
936720502692100
n3
2.8669164666139E+22
n4
8.7744530016374E+29
n5
2.6854994337828E+37
2 √n
5532.259032258
3 √n
312.8011475659
4 √n
74.379157243531
5 √n
31.416731660026
1 , 2 , 35 , 49 , 70 , 98 , 1715 , 3430 , 8923 , 17846 , 312305 , 437227 , 624610 , 874454 , 15302945 , 30605890
16 divisors
τ
Total Divisors
16
Total number of the positive divisors of n
σ
Sum of Divisors
1
Sum of all the positive divisors of n
s
Aliquot Sum
-30605889
Sum of the proper positive divisors of n
A
Arithmetic Mean
0.0625
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
16
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 30605890 can be divided by 16 positive divisors.
The sum of these divisors (counting 30605890) is 1, the average is 0.0625.
Base
System
Value
2
Binary
1110100110000001001000010
3
Ternary
2010120221101111
4
Quaternary
1310300021002
5
Quinary
30313342030
6
Senary
3011553534
8
Octal
164601102
10
Decimal
30605890
12
Duodecimal
a2bb8aa
16
Hexadecimal
1d30242
20
Vigesimal
9b5eea
36
Base36
i7znm
md5
a57043e6bee2dc45e9b19fe08fa67726
sha1
b13fe55e4b1e6896f54b86cfba878ae23c00ead1
sha256
68e5f661d291b1a60659176a193d788b5266dcbde11be5d65c722d9220cd7eb5
sha512
6696f3c8452c6e88f75df9e75a6c67ba652d37d27f39f6f7cfc4645028e4a95e123643e96d9a8881c7668978d3bf1937322b1603ad8b2fed81949bebe74e09b8
ripemd-160
e3156dc13da3855891454f4ae8d867083eb5d1e4
Diameter
61211780
Circumference
192302478.36115
Area
2.9427942497244E+15
Volume
1.2008911613293E+23
Surface area
1.1771176998898E+16
Circumference
192302478.36115
Perimeter
122423560
Area
936720502692100
Diagonal
43283264.726499
Surface area
5620323016152600
Volume
2.8669164666139E+22
Space diagonal
53010956.490864
Perimeter
91817670
Area
4.0561187578854E+14
Altitude
26505478.245432
Surface area
4.0561187578854E+14
Volume
3.3786934577301E+21
Height
14427754.908833