20698557 is an odd 8-digits composite number following 20698556
and preceding 20698558 . In scientific notation, it is written as 2.0698557 × 10^7.
The sum of its digits is 42. It has a total of 3 prime factors and 8 positive divisors.
There are 12330800 positive integers (up to 20698557) that are relatively prime to 20698557.
20698557 has 8 divisors, whose sum is 27643200
The reverse of 20698557 is 75589602
Previous prime number is 649
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 42
Digital Root 6
Name
twenty million six hundred ninety-eight thousand five hundred fifty-seven
Scientific notation
2.0698557 × 10^7
Engineering notation
2.0698557 × 10^6
Prime Factorization
3 × 649 × 10631
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
20698557
Product of the distinct prime numbers
The prime factorization of 20698557 is 3 × 649 × 10631.
Since it has a total of 3 prime factors.
3 , 1 , 8 , 51 , 180 , 65 , 8323 , 4759 , 45884 , 50354 , 665466 , 989195 , 5549331 , 3172682 , 23574485 , 35640846 , 205773645 , 596192977 , 9216640994 , 6539893212
n×2
41397114
n×3
62095671
n×4
82794228
n×5
103492785
n÷2
10349278.5
n÷3
6899519
n÷3
5174639.25
n÷5
4139711.4
n2
428430261882249
n3
8.8678881960947E+21
n4
1.8355248929649E+29
n5
3.7992716621953E+36
2 √n
4549.5666826633
3 √n
274.5659577203
4 √n
67.450475777887
5 √n
29.052801305542
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
-20698556
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 20698557 can be divided by 8 positive divisors.
The sum of these divisors (counting 20698557) is 1, the average is 0.125.
Base
System
Value
2
Binary
1001110111101010110111101
3
Ternary
1102221121002020
4
Quaternary
1032331112331
5
Quinary
20244323212
6
Senary
2015350353
8
Octal
116752675
10
Decimal
20698557
12
Duodecimal
6b223b9
16
Hexadecimal
13bd5bd
20
Vigesimal
69767h
36
Base36
cbn3x
md5
cacb300d0e3dd592903b4cf04aeb33f7
sha1
3b4bfab2a4f7124e51f82bc39f2da70d86916883
sha256
f5bc975458196f57b0d3856b44e8ec45922f21340699b1d0b04972f0003bb0a7
sha512
fe29edf71fb6eb782d40e0ffc1f7d72091ecfe84fe570f7863a971f50ef383542f9fa4598e544a5befc117fe98cfb818ddb578b1845a9c2b8269aea077eed5ed
ripemd-160
a5ebb476bcb322b96e26fc40f4e011c64c0b8a18
Diameter
41397114
Circumference
130052869.22222
Area
1.3459533633048E+15
Volume
3.7145723212942E+22
Surface area
5.3838134532193E+15
Circumference
130052869.22222
Perimeter
82794228
Area
428430261882249
Diagonal
29272180.030953
Surface area
2570581571293494
Volume
8.8678881960947E+21
Space diagonal
35850952.36736
Perimeter
62095671
Area
1.8551574527002E+14
Altitude
17925476.18368
Surface area
1.8551574527002E+14
Volume
1.0450906463771E+21
Height
9757393.3436509