168542971 is an odd 9-digits composite number following 168542970
and preceding 168542972 . In scientific notation, it is written as 1.68542971 × 10^8.
The sum of its digits is 43. It has a total of 2 prime factors and 4 positive divisors.
There are 168173712 positive integers (up to 168542971) that are relatively prime to 168542971.
168542971 has 4 divisors, whose sum is 168912232
The reverse of 168542971 is 179245861
Previous prime number is 457
Is Prime? no
Number parity odd
Number length 9
Sum of Digits 43
Digital Root 7
Name
one hundred sixty-eight million five hundred forty-two thousand nine hundred seventy-one
Scientific notation
1.68542971 × 10^8
Engineering notation
1.68542971 × 10^6
Prime Factorization
457 × 368803
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
168542971
Product of the distinct prime numbers
The prime factorization of 168542971 is 457 × 368803.
Since it has a total of 2 prime factors.
1 , 9 , 60 , 10 , 902 , 289 , 8808 , 5975 , 53317 , 57003 , 449789 , 611410 , 1515445 , 5056383 , 28355888 , 69592424 , 865191101 , 89788144 , 4653345398 , 6148541237
n×2
337085942
n×3
505628913
n×4
674171884
n×5
842714855
n÷2
84271485.5
n÷3
56180990.333333
n÷3
42135742.75
n÷5
33708594.2
n2
28406733073506841
n3
4.7877551886128E+24
n4
8.0694248390947E+32
n5
1.3600448366422E+41
2 √n
12982.41006131
3 √n
552.37864672978
4 √n
113.94037941533
5 √n
44.19184453177
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
-168542970
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 168542971 can be divided by 4 positive divisors.
The sum of these divisors (counting 168542971) is 1, the average is 0.25.
Base
System
Value
2
Binary
1010000010111100001011111011
3
Ternary
102202010212111021
4
Quaternary
22002330023323
5
Quinary
321121333341
6
Senary
24420243311
8
Octal
1202741373
10
Decimal
168542971
12
Duodecimal
48540537
16
Hexadecimal
a0bc2fb
20
Vigesimal
2cd7h8b
36
Base36
2scgl7
md5
fe92f9409e6fa32c9404ca8eeb56b813
sha1
bd8fd1bbcf18be2978aef14507fa71cfdd44b6ca
sha256
9c923712cd6552d1ba88ea917ab343fefa5d952462a4cb098eb87551e379dc04
sha512
4e22668afe71b784bd26f7e1869880b1b67b33709fc507eeedfca2025f92c9b4d07bafc447dbc1d105113c3e8a85e9c3df3af3cc995fbecd8ff736b623cb3266
ripemd-160
41bc8a47576ad173f11f66a01bccf9fe895edee7
Diameter
337085942
Circumference
1058986719.0156
Area
8.9242383936215E+16
Volume
2.0054902036977E+25
Surface area
3.5696953574486E+17
Circumference
1058986719.0156
Perimeter
674171884
Area
28406733073506841
Diagonal
238355755.43086
Surface area
170440398441041046
Volume
4.7877551886128E+24
Space diagonal
291924989.03061
Perimeter
505628913
Area
1.230047624009E+16
Altitude
145962494.5153
Surface area
1.230047624009E+16
Volume
5.642423600882E+23
Height
79451918.476952