30698749 is an odd 8-digits composite number following 30698748
and preceding 30698750 . In scientific notation, it is written as 3.0698749 × 10^7.
The sum of its digits is 46. It has a total of 2 prime factors and 4 positive divisors.
There are 30650364 positive integers (up to 30698749) that are relatively prime to 30698749.
30698749 has 4 divisors, whose sum is 30747136
The reverse of 30698749 is 94789603
Previous prime number is 643
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 46
Digital Root 1
Name
thirty million six hundred ninety-eight thousand seven hundred forty-nine
Scientific notation
3.0698749 × 10^7
Engineering notation
3.0698749 × 10^6
Prime Factorization
643 × 47743
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
30698749
Product of the distinct prime numbers
The prime factorization of 30698749 is 643 × 47743.
Since it has a total of 2 prime factors.
7 , 4 , 73 , 9 , 788 , 511 , 698 , 9205 , 80280 , 42640 , 436279 , 566172 , 54479 , 8717831 , 82205871 , 63915946 , 839058664 , 84718360 , 8812658250 , 9674363473
n×2
61397498
n×3
92096247
n×4
122794996
n×5
153493745
n÷2
15349374.5
n÷3
10232916.333333
n÷3
7674687.25
n÷5
6139749.8
n2
942413190165001
n3
2.8930905979165E+22
n4
8.8814262099697E+29
n5
2.7264867398188E+37
2 √n
5540.6451790383
3 √n
313.11717688087
4 √n
74.435510202042
5 √n
31.435772388603
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
-30698748
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 30698749 can be divided by 4 positive divisors.
The sum of these divisors (counting 30698749) is 1, the average is 0.25.
Base
System
Value
2
Binary
1110101000110110011111101
3
Ternary
2010202122202201
4
Quaternary
1311012303331
5
Quinary
30324324444
6
Senary
3013551501
8
Octal
165066375
10
Decimal
30698749
12
Duodecimal
a345591
16
Hexadecimal
1d46cfd
20
Vigesimal
9bh6h9
36
Base36
i9zb1
md5
793fc6e529dc2d5d073ad3c93d89327b
sha1
e7b9fcef0a4de2f891b7534a24c4cd0db824b712
sha256
3e609bc648c29aafcdafbff64a8d5c63f7200b00e2817fea422ad70f6bfcee05
sha512
84ca5564430440bc1eb24ffb78fff7a3b2d22767e94ef311eb32d5986d5acb497037dfadaaed76c9586bc4a921d09d1186413aaac5d6695ba519630bc214352d
ripemd-160
c0097be9cc0b945aec83bb91087de86d722f866b
Diameter
61397498
Circumference
192885928.66559
Area
2.9606783548685E+15
Volume
1.2118549558112E+23
Surface area
1.1842713419474E+16
Circumference
192885928.66559
Perimeter
122794996
Area
942413190165001
Diagonal
43414587.183687
Surface area
5654479140990006
Volume
2.8930905979165E+22
Space diagonal
53171792.996804
Perimeter
92096247
Area
4.0807688177221E+14
Altitude
26585896.498402
Surface area
4.0807688177221E+14
Volume
3.4095399672896E+21
Height
14471529.061229