168448145 is an odd 9-digits composite number following 168448144
and preceding 168448146 . In scientific notation, it is written as 1.68448145 × 10^8.
The sum of its digits is 41. It has a total of 4 prime factors and 16 positive divisors.
There are 130852800 positive integers (up to 168448145) that are relatively prime to 168448145.
168448145 has 16 divisors, whose sum is 208081920
The reverse of 168448145 is 541844861
Previous prime number is 61
Is Prime? no
Number parity odd
Number length 9
Sum of Digits 41
Digital Root 5
Name
one hundred sixty-eight million four hundred forty-eight thousand one hundred forty-five
Scientific notation
1.68448145 × 10^8
Engineering notation
1.68448145 × 10^6
Prime Factorization
5 × 79 × 61 × 6991
Composite number
ω
Distinct Factors
4
Total number of distinct prime factors
Ω
Total Factors
4
Total number of prime factors
rad
Radical
168448145
Product of the distinct prime numbers
The prime factorization of 168448145 is 5 × 79 × 61 × 6991.
Since it has a total of 4 prime factors.
10 , 10 , 62 , 51 , 99 , 896 , 8401 , 120 , 58726 , 65404 , 120650 , 170423 , 7813183 , 4771818 , 75557513 , 97018603 , 450647623 , 47554750 , 6348535790 , 8662604499
n×2
336896290
n×3
505344435
n×4
673792580
n×5
842240725
n÷2
84224072.5
n÷3
56149381.666667
n÷3
42112036.25
n÷5
33689629
n2
28374777553941025
n3
4.779678643749E+24
n4
8.0512800123564E+32
n5
1.356223182957E+41
2 √n
12978.757452083
3 √n
552.27503381795
4 √n
113.92434968909
5 √n
44.186870750641
1 , 5 , 61 , 79 , 305 , 395 , 4819 , 6991 , 24095 , 34955 , 426451 , 552289 , 2132255 , 2761445 , 33689629 , 168448145
16 divisors
τ
Total Divisors
16
Total number of the positive divisors of n
σ
Sum of Divisors
1
Sum of all the positive divisors of n
s
Aliquot Sum
-168448144
Sum of the proper positive divisors of n
A
Arithmetic Mean
0.0625
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
16
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 168448145 can be divided by 16 positive divisors.
The sum of these divisors (counting 168448145) is 1, the average is 0.0625.
Base
System
Value
2
Binary
1010000010100101000010010001
3
Ternary
102201222001102012
4
Quaternary
22002211002101
5
Quinary
321110320040
6
Senary
24414232305
8
Octal
1202450221
10
Decimal
168448145
12
Duodecimal
484b5695
16
Hexadecimal
a0a5091
20
Vigesimal
2ccg075
36
Base36
2saff5
md5
8ccb0789aed04c693a2d3ec4ccc4499f
sha1
32e1fca653e3ae73e3fe05d600ff73723e654e55
sha256
7be0f16bc8c7401e132a9fdd160858d410413428de54814d6c538eb1c46b2cec
sha512
827afc204048ebd7f2c848f3ac930c7b48d82cef80d2866b99ecbefd6333e6269b8e8386d4012d604e0be6215b7bfee17669468702f8d790d42079e26a11e0c4
ripemd-160
1e1ac97b392cbf33d280c78255863eb931f71ea4
Diameter
336896290
Circumference
1058390909.6857
Area
8.9141992710706E+16
Volume
2.0021071084963E+25
Surface area
3.5656797084282E+17
Circumference
1058390909.6857
Perimeter
673792580
Area
28374777553941025
Diagonal
238221651.21559
Surface area
170248665323646150
Volume
4.779678643749E+24
Space diagonal
291760745.58073
Perimeter
505344435
Area
1.2286639094223E+16
Altitude
145880372.79036
Surface area
1.2286639094223E+16
Volume
5.6329053014791E+23
Height
79407217.071863