30853721 is an odd 8-digits composite number following 30853720
and preceding 30853722 . In scientific notation, it is written as 3.0853721 × 10^7.
The sum of its digits is 29. It has a total of 2 prime factors and 4 positive divisors.
There are 30806244 positive integers (up to 30853721) that are relatively prime to 30853721.
30853721 has 4 divisors, whose sum is 30901200
The reverse of 30853721 is 12735803
Previous prime number is 659
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 29
Digital Root 2
Name
thirty million eight hundred fifty-three thousand seven hundred twenty-one
Scientific notation
3.0853721 × 10^7
Engineering notation
3.0853721 × 10^6
Prime Factorization
659 × 46819
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
30853721
Product of the distinct prime numbers
The prime factorization of 30853721 is 659 × 46819.
Since it has a total of 2 prime factors.
3 , 1 , 7 , 98 , 666 , 849 , 5666 , 3936 , 2455 , 81550 , 311615 , 315703 , 2878920 , 3575192 , 25689211 , 20151586 , 64717452 , 125857458 , 5224182914 , 6662567585
n×2
61707442
n×3
92561163
n×4
123414884
n×5
154268605
n÷2
15426860.5
n÷3
10284573.666667
n÷3
7713430.25
n÷5
6170744.2
n2
951952099545841
n3
2.9371264484752E+22
n4
9.0621279982973E+29
n5
2.7960036892575E+37
2 √n
5554.6125877508
3 √n
313.64318062236
4 √n
74.529273361216
5 √n
31.467447015118
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
-30853720
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 30853721 can be divided by 4 positive divisors.
The sum of these divisors (counting 30853721) is 1, the average is 0.25.
Base
System
Value
2
Binary
1110101101100101001011001
3
Ternary
2011001112100102
4
Quaternary
1311230221121
5
Quinary
30344304341
6
Senary
3021145145
8
Octal
165545131
10
Decimal
30853721
12
Duodecimal
a3bb1b5
16
Hexadecimal
1d6ca59
20
Vigesimal
9cge61
36
Base36
idavt
md5
c72ca7962bcee0a9b324948ed153808d
sha1
875b78b876c9f7cda96eed50bad723c8357d3992
sha256
742c74a006964d6561383c2fb0f3b9090eb279c17f5b30d8460f826f18068ad8
sha512
a1016113135418460cb8f2f4a89e348b9978b8e83756ea4081aaf571d5627e9bf8df650ca6242247bad88832bf5a57faeed9c698ccceb38cdb3602fd636e9062
ripemd-160
00d3c1fe7ef6a2b7c25945b29d5270983a60653c
Diameter
61707442
Circumference
193859646.45902
Area
2.9906457225026E+15
Volume
1.2303006497592E+23
Surface area
1.196258289001E+16
Circumference
193859646.45902
Perimeter
123414884
Area
951952099545841
Diagonal
43633750.687876
Surface area
5711712597275046
Volume
2.9371264484752E+22
Space diagonal
53440212.374555
Perimeter
92561163
Area
4.1220735069632E+14
Altitude
26720106.187277
Surface area
4.1220735069632E+14
Volume
3.4614367148652E+21
Height
14544583.562625