168990565 is an odd 9-digits composite number following 168990564
and preceding 168990566 . In scientific notation, it is written as 1.68990565 × 10^8.
The sum of its digits is 49. It has a total of 2 prime factors and 4 positive divisors.
There are 135192448 positive integers (up to 168990565) that are relatively prime to 168990565.
168990565 has 4 divisors, whose sum is 202788684
The reverse of 168990565 is 565099861
Previous prime number is 5
Is Prime? no
Number parity odd
Number length 9
Sum of Digits 49
Digital Root 4
Name
one hundred sixty-eight million nine hundred ninety thousand five hundred sixty-five
Scientific notation
1.68990565 × 10^8
Engineering notation
1.68990565 × 10^6
Prime Factorization
5 × 33798113
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
168990565
Product of the distinct prime numbers
The prime factorization of 168990565 is 5 × 33798113.
Since it has a total of 2 prime factors.
1 , 10 , 86 , 13 , 396 , 320 , 2506 , 2146 , 6639 , 62764 , 135435 , 752451 , 5061490 , 5293980 , 16303758 , 78628733 , 882778116 , 925313348 , 4482387428 , 7171963560
n×2
337981130
n×3
506971695
n×4
675962260
n×5
844952825
n÷2
84495282.5
n÷3
56330188.333333
n÷3
42247641.25
n÷5
33798113
n2
28557811059019225
n3
4.8260006260269E+24
n4
8.1554857248264E+32
n5
1.3782001404878E+41
2 √n
12999.63711032
3 √n
552.86719242092
4 √n
114.01595112229
5 √n
44.215291402465
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
-168990564
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 168990565 can be divided by 4 positive divisors.
The sum of these divisors (counting 168990565) is 1, the average is 0.25.
Base
System
Value
2
Binary
1010000100101001011101100101
3
Ternary
102202222121110211
4
Quaternary
22010221131211
5
Quinary
321230144230
6
Senary
24434015421
8
Octal
1204513545
10
Decimal
168990565
12
Duodecimal
48717571
16
Hexadecimal
a129765
20
Vigesimal
2cg3g85
36
Base36
2sm1yd
md5
af2fd357e5b73a4918e86d1fb9fb31d2
sha1
ad5a34a71529d2ca7d58122432990a8232e0244d
sha256
6de9135d67bd43c5b6d98b945da2ca0258240e1cc64308b2273c32799fda6073
sha512
31ebde22aad98cb4835119184feac583bb475d5d93742d9919b6bba7da83b5b31d23745f1edd3edd076c52d3d859636fedaa14617fa60b7e6bd2c99f121221ad
ripemd-160
707faf7efa38ecdb75df70ffc307a3f9e18bd641
Diameter
337981130
Circumference
1061799035.06
Area
8.971700942562E+16
Volume
2.0215104150594E+25
Surface area
3.5886803770248E+17
Circumference
1061799035.06
Perimeter
675962260
Area
28557811059019225
Diagonal
238988748.93609
Surface area
171346866354115350
Volume
4.8260006260269E+24
Space diagonal
292700244.57977
Perimeter
506971695
Area
1.2365894926793E+16
Altitude
146350122.28989
Surface area
1.2365894926793E+16
Volume
5.6874962811236E+23
Height
79662916.312031