20698915 is an odd 8-digits composite number following 20698914
and preceding 20698916 . In scientific notation, it is written as 2.0698915 × 10^7.
The sum of its digits is 40. It has a total of 3 prime factors and 8 positive divisors.
There are 16542432 positive integers (up to 20698915) that are relatively prime to 20698915.
20698915 has 8 divisors, whose sum is 24863760
The reverse of 20698915 is 51989602
Previous prime number is 1619
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 40
Digital Root 4
Name
twenty million six hundred ninety-eight thousand nine hundred fifteen
Scientific notation
2.0698915 × 10^7
Engineering notation
2.0698915 × 10^6
Prime Factorization
5 × 1619 × 2557
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
20698915
Product of the distinct prime numbers
The prime factorization of 20698915 is 5 × 1619 × 2557.
Since it has a total of 3 prime factors.
10 , 4 , 33 , 80 , 973 , 32 , 2961 , 9711 , 72397 , 20783 , 572237 , 185686 , 7004057 , 9585483 , 38295499 , 6495591 , 148176130 , 320596459 , 7759290350 , 6317600085
n×2
41397830
n×3
62096745
n×4
82795660
n×5
103494575
n÷2
10349457.5
n÷3
6899638.3333333
n÷3
5174728.75
n÷5
4139783
n2
428445082177225
n3
8.8683483381544E+21
n4
1.8356518844185E+29
n5
3.7996002325168E+36
2 √n
4549.6060268995
3 √n
274.56754066553
4 √n
67.450767430026
5 √n
29.052901803667
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
-20698914
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 20698915 can be divided by 8 positive divisors.
The sum of these divisors (counting 20698915) is 1, the average is 0.125.
Base
System
Value
2
Binary
1001110111101011100100011
3
Ternary
1102221121120111
4
Quaternary
1032331130203
5
Quinary
20244331130
6
Senary
2015352151
8
Octal
116753443
10
Decimal
20698915
12
Duodecimal
6b22657
16
Hexadecimal
13bd723
20
Vigesimal
69775f
36
Base36
cbndv
md5
29aaf799eafd762939d1e9121a36ffaf
sha1
dd456b0198ee3dd7fcf962ec1e001c591625fa70
sha256
6f052d610870e209c9ef540c4d54cf3d153196a76f63bf94111f9f5326afe650
sha512
43e33f25767949530c73c5621113e177359945657d7369b7a0e86831f40a3cae90468cad680b6674e2298685d6cad391b068fa34feddb3566bb51ae066319907
ripemd-160
76ab7b6c1c2247803b60f3b05c1f34328005c4df
Diameter
41397830
Circumference
130055118.60256
Area
1.3459999226346E+15
Volume
3.7147650651495E+22
Surface area
5.3839996905386E+15
Circumference
130055118.60256
Perimeter
82795660
Area
428445082177225
Diagonal
29272686.319408
Surface area
2570670493063350
Volume
8.8683483381544E+21
Space diagonal
35851572.44155
Perimeter
62096745
Area
1.8552216264599E+14
Altitude
17925786.220775
Surface area
1.8552216264599E+14
Volume
1.0451448746389E+21
Height
9757562.1064693