168993813 is an odd 9-digits composite number following 168993812
and preceding 168993814 . In scientific notation, it is written as 1.68993813 × 10^8.
The sum of its digits is 48. It has a total of 3 prime factors and 8 positive divisors.
There are 111987584 positive integers (up to 168993813) that are relatively prime to 168993813.
168993813 has 8 divisors, whose sum is 226675008
The reverse of 168993813 is 318399861
Previous prime number is 167
Is Prime? no
Number parity odd
Number length 9
Sum of Digits 48
Digital Root 3
Name
one hundred sixty-eight million nine hundred ninety-three thousand eight hundred thirteen
Scientific notation
1.68993813 × 10^8
Engineering notation
1.68993813 × 10^6
Prime Factorization
3 × 167 × 337313
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
168993813
Product of the distinct prime numbers
The prime factorization of 168993813 is 3 × 167 × 337313.
Since it has a total of 3 prime factors.
10 , 10 , 50 , 98 , 134 , 415 , 6441 , 2083 , 24870 , 62124 , 617537 , 846002 , 91384 , 1473079 , 20138076 , 67566186 , 666111741 , 583213820 , 7708668042 , 4184545520
n×2
337987626
n×3
506981439
n×4
675975252
n×5
844969065
n÷2
84496906.5
n÷3
56331271
n÷3
42248453.25
n÷5
33798762.6
n2
28558908832278969
n3
4.8262788986862E+24
n4
8.1561127369042E+32
n5
1.3783325906673E+41
2 √n
12999.762036284
3 √n
552.8707344355
4 √n
114.01649896521
5 √n
44.215461364808
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
-168993812
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 168993813 can be divided by 8 positive divisors.
The sum of these divisors (counting 168993813) is 1, the average is 0.125.
Base
System
Value
2
Binary
1010000100101010010000010101
3
Ternary
102202222202221010
4
Quaternary
22010222100111
5
Quinary
321230300223
6
Senary
24434042433
8
Octal
1204522025
10
Decimal
168993813
12
Duodecimal
48719419
16
Hexadecimal
a12a415
20
Vigesimal
2cg44ad
36
Base36
2sm4gl
md5
fe0d44ec39448c61f2f77b1a2fdfa27b
sha1
b5165f87d8f0d669f24139df93b50b3ba024d02d
sha256
3b1519e1f139b9f973f6be480fb716946ec487c66bb4223f29c0d45706ce50f1
sha512
1e98a545cb18469b54730d466e708836879b6660aee52ba487cf5b94536e9e5f33da73a92c315096787334846d2106b704eec3b27b027c8f4d028f10bc55613b
ripemd-160
07fcf12d0e5c87d659303d9d7d623b5fb566f33b
Diameter
337987626
Circumference
1061819442.8459
Area
8.9720458182028E+16
Volume
2.0216269776384E+25
Surface area
3.5888183272811E+17
Circumference
1061819442.8459
Perimeter
675975252
Area
28558908832278969
Diagonal
238993342.30174
Surface area
171353452993673814
Volume
4.8262788986862E+24
Space diagonal
292705870.28079
Perimeter
506981439
Area
1.2366370276559E+16
Altitude
146352935.1404
Surface area
1.2366370276559E+16
Volume
5.6878242285976E+23
Height
79664447.433914