168681121 is an odd 9-digits composite number following 168681120
and preceding 168681122 . In scientific notation, it is written as 1.68681121 × 10^8.
The sum of its digits is 34. It has a total of 2 prime factors and 4 positive divisors.
There are 144583812 positive integers (up to 168681121) that are relatively prime to 168681121.
168681121 has 4 divisors, whose sum is 192778432
The reverse of 168681121 is 121186861
Previous prime number is 7
Is Prime? no Number parity odd Number length 9 Sum of Digits 34 Digital Root 7
Name
one hundred sixty-eight million six hundred eighty-one thousand one hundred twenty-one
Scientific notation
1.68681121 × 10^8
Engineering notation
1.68681121 × 10^6
Prime Factorization
7 × 24097303
Composite number
ω Distinct Factors
2 Total number of distinct prime factors
Ω Total Factors
2 Total number of prime factors
rad Radical
168681121 Product of the distinct prime numbers
The prime factorization of 168681121 is 7 × 24097303.
Since it has a total of 2 prime factors.
9 , 7 , 99 , 41 , 216 , 614 , 4212 , 6604 , 35345 , 38946 , 102709 , 246000 , 9093691 , 3407812 , 51405372 , 65572835 , 95057391 , 893712598 , 6432181695 , 985713455
n×2
337362242
n×3
506043363
n×4
674724484
n×5
843405605
n÷2
84340560.5
n÷3
56227040.333333
n÷3
42170280.25
n÷5
33736224.2
n2
28453320581816641
n3
4.7995380119132E+24
n4
8.0959145213163E+32
n5
1.3656279369758E+41
2 √n12987.729632234
3 √n552.52952866619
4 √n113.96372068441
5 √n44.199086723594
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
-168681120 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 168681121 can be divided by 4 positive divisors.
The sum of these divisors (counting 168681121) is 1, the average is 0.25.
Base
System
Value
2
Binary
1010000011011101111010100001
3
Ternary
102202101212222221
4
Quaternary
22003131322201
5
Quinary
321140243441
6
Senary
24423231041
8
Octal
1203357241
10
Decimal
168681121
12
Duodecimal
485a8481
16
Hexadecimal
a0ddea1
20
Vigesimal
2ce52g1
36
Base36
2sff6p
md5
cb3de5522ee1843c3c97138c9007bbdf
sha1
46ed92b59c27c3a85c52c008a82d56a15b19dfe2
sha256
937bf9cee2299ad5b0778b8ee9c4da19f2d67e8f663847f8cde94075db3c8da0
sha512
50a0ff93178548583e5f819791108ca249abca57a0c9186eb5ca535e8e1d4f70b4e62c723a973e65ddf0e32c10a7d8b07bb8700972861d769b9f8a84cd0f9221
ripemd-160
a278f1bafc05634f75d2cffbe6bace57b12122b7
Diameter
337362242
Circumference
1059854741.0658
Area
8.938874291007E+16
Volume
2.0104257811802E+25
Surface area
3.5755497164028E+17
Circumference
1059854741.0658
Perimeter
674724484
Area
28453320581816641
Diagonal
238551129.0345
Surface area
170719923490899846
Volume
4.7995380119132E+24
Space diagonal
292164271.84967
Perimeter
506043363
Area
1.2320649222938E+16
Altitude
146082135.92484
Surface area
1.2320649222938E+16
Volume
5.6563097913107E+23
Height
79517043.011499