18698768 is an even 8-digits composite number following 18698767
and preceding 18698769 . In scientific notation, it is written as 1.8698768 × 10^7.
The sum of its digits is 53. It has a total of 6 prime factors and 20 positive divisors.
There are 8499360 positive integers (up to 18698768) that are relatively prime to 18698768.
18698768 has 20 divisors, whose sum is 39522768
The reverse of 18698768 is 86789681
Previous prime number is 11
Is Prime? no
Number parity even
Number length 8
Sum of Digits 53
Digital Root 8
Name
eighteen million six hundred ninety-eight thousand seven hundred sixty-eight
Scientific notation
1.8698768 × 10^7
Engineering notation
1.8698768 × 10^6
Prime Factorization
2 × 2 × 2 × 2 × 11 × 106243
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
6
Total number of prime factors
rad
Radical
2337346
Product of the distinct prime numbers
The prime factorization of 18698768 is 2 × 2 × 2 × 2 × 11 × 106243.
Since it has a total of 6 prime factors.
10 , 10 , 25 , 78 , 379 , 370 , 6685 , 1132 , 91842 , 77057 , 276728 , 842279 , 6094542 , 1825118 , 54018034 , 44066349 , 414149087 , 976971604 , 3933891156 , 2935159099
n×2
37397536
n×3
56096304
n×4
74795072
n×5
93493840
n÷2
9349384
n÷3
6232922.6666667
n÷3
4674692
n÷5
3739753.6
n2
349643924717824
n3
6.5379106309081E+21
n4
1.2225087409208E+29
n5
2.2859407324451E+36
2 √n
4324.2072105763
3 √n
265.4224565862
4 √n
65.758704447216
5 √n
28.468369802385
1 , 2 , 4 , 8 , 11 , 16 , 22 , 44 , 88 , 176 , 106243 , 212486 , 424972 , 849944 , 1168673 , 1699888 , 2337346 , 4674692 , 9349384 , 18698768
20 divisors
τ
Total Divisors
20
Total number of the positive divisors of n
σ
Sum of Divisors
1
Sum of all the positive divisors of n
s
Aliquot Sum
-18698767
Sum of the proper positive divisors of n
A
Arithmetic Mean
0.05
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
20
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 18698768 can be divided by 20 positive divisors.
The sum of these divisors (counting 18698768) is 1, the average is 0.05.
Base
System
Value
2
Binary
1000111010101001000010000
3
Ternary
1022011222212222
4
Quaternary
1013111020100
5
Quinary
14241330033
6
Senary
1504440212
8
Octal
107251020
10
Decimal
18698768
12
Duodecimal
6319068
16
Hexadecimal
11d5210
20
Vigesimal
5gh6i8
36
Base36
b4s28
md5
4c41af78ee514a54c2560fe65adf685b
sha1
8945748b5590153f2b4ad058c1dbbd6f34722b75
sha256
b98412479e1040e48693359cac17fbe66f163b884342c3cbeff2135be5880dac
sha512
4a74a4d66be29bf02faeebdeaa6da2e56ee075f7c748afa1848397baf375f787e7accfdd7dc1b5938c067612ba364027f7b9678fb0361528b64976c96f1d64ad
ripemd-160
5622bafad03a39e6e9024297771a74e28d3dba74
Diameter
37397536
Circumference
117487824.35996
Area
1.0984387852658E+15
Volume
2.7385936010516E+22
Surface area
4.3937551410633E+15
Circumference
117487824.35996
Perimeter
74795072
Area
349643924717824
Diagonal
26444051.305268
Surface area
2097863548306944
Volume
6.5379106309081E+21
Space diagonal
32387216.214943
Perimeter
56096304
Area
1.5140026054226E+14
Altitude
16193608.107472
Surface area
1.5140026054226E+14
Volume
7.7050015698445E+20
Height
8814683.7684227