30621639 is an odd 8-digits composite number following 30621638
and preceding 30621640 . In scientific notation, it is written as 3.0621639 × 10^7.
The sum of its digits is 30. It has a total of 3 prime factors and 8 positive divisors.
There are 20203776 positive integers (up to 30621639) that are relatively prime to 30621639.
30621639 has 8 divisors, whose sum is 41250160
The reverse of 30621639 is 93612603
Previous prime number is 97
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 30
Digital Root 3
Name
thirty million six hundred twenty-one thousand six hundred thirty-nine
Scientific notation
3.0621639 × 10^7
Engineering notation
3.0621639 × 10^6
Prime Factorization
3 × 97 × 105229
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
30621639
Product of the distinct prime numbers
The prime factorization of 30621639 is 3 × 97 × 105229.
Since it has a total of 3 prime factors.
1 , 1 , 86 , 32 , 654 , 532 , 8083 , 8658 , 67313 , 72239 , 750931 , 722264 , 3280952 , 1742960 , 27094106 , 2019098 , 689461568 , 596875050 , 9528079148 , 6395732909
n×2
61243278
n×3
91864917
n×4
122486556
n×5
153108195
n÷2
15310819.5
n÷3
10207213
n÷3
7655409.75
n÷5
6124327.8
n2
937684775046321
n3
2.8713444677265E+22
n4
8.7925273735367E+29
n5
2.6924159913006E+37
2 √n
5533.6822279564
3 √n
312.85479149448
4 √n
74.388723795723
5 √n
31.419964242366
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
-30621638
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 30621639 can be divided by 8 positive divisors.
The sum of these divisors (counting 30621639) is 1, the average is 0.125.
Base
System
Value
2
Binary
1110100110011111111000111
3
Ternary
2010121201222210
4
Quaternary
1310303333013
5
Quinary
30314343024
6
Senary
3012154503
8
Octal
164637707
10
Decimal
30621639
12
Duodecimal
a308a33
16
Hexadecimal
1d33fc7
20
Vigesimal
9b7e1j
36
Base36
i8bt3
md5
97f249aa0fb924f08f0df53f755a2855
sha1
461e350bbae26a1eab9abdf276e31877d7ab28c7
sha256
839cb1ad35d87b251b36269f4282a796b580ca933d4637ef65a775bd59090be1
sha512
e4c22ea500325059cb38cbf71dd5295ba197a0d58f461180553912c1d38ba4db555afc577013dd4d6bc7ed3a03915f811aa873023716c6c32798e3959987325d
ripemd-160
819fa2ec63eecc9c75c039098f84665f3ddad9ee
Diameter
61243278
Circumference
192401432.24656
Area
2.9458236006685E+15
Volume
1.202745958098E+23
Surface area
1.1783294402674E+16
Circumference
192401432.24656
Perimeter
122486556
Area
937684775046321
Diagonal
43305537.175893
Surface area
5626108650277926
Volume
2.8713444677265E+22
Space diagonal
53038234.559033
Perimeter
91864917
Area
4.0602941796601E+14
Altitude
26519117.279516
Surface area
4.0602941796601E+14
Volume
3.3839119070864E+21
Height
14435179.058631