166768138 is an even 9-digits composite number following 166768137
and preceding 166768139 . In scientific notation, it is written as 1.66768138 × 10^8.
The sum of its digits is 46. It has a total of 2 prime factors and 4 positive divisors.
There are 83384068 positive integers (up to 166768138) that are relatively prime to 166768138.
166768138 has 4 divisors, whose sum is 250152210
The reverse of 166768138 is 831867661
Previous prime number is 2
Is Prime? no
Number parity even
Number length 9
Sum of Digits 46
Digital Root 1
Name
one hundred sixty-six million seven hundred sixty-eight thousand one hundred thirty-eight
Scientific notation
1.66768138 × 10^8
Engineering notation
1.66768138 × 10^6
Prime Factorization
2 × 83384069
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
166768138
Product of the distinct prime numbers
The prime factorization of 166768138 is 2 × 83384069.
Since it has a total of 2 prime factors.
8 , 7 , 84 , 64 , 94 , 428 , 2994 , 4014 , 75721 , 96529 , 883821 , 207415 , 2981314 , 287485 , 14647694 , 89406328 , 956343150 , 627741864 , 5524564682 , 860089331
n×2
333536276
n×3
500304414
n×4
667072552
n×5
833840690
n÷2
83384069
n÷3
55589379.333333
n÷3
41692034.5
n÷5
33353627.6
n2
27811611851987044
n3
4.6380907233346E+24
n4
7.7348575380559E+32
n5
1.2899277893168E+41
2 √n
12913.873857213
3 √n
550.43286914489
4 √n
113.63922675385
5 √n
44.098378015898
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
-166768137
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 166768138 can be divided by 4 positive divisors.
The sum of these divisors (counting 166768138) is 1, the average is 0.25.
Base
System
Value
2
Binary
1001111100001010111000001010
3
Ternary
102121210200212201
4
Quaternary
21330022320022
5
Quinary
320143040023
6
Senary
24314230414
8
Octal
1174127012
10
Decimal
166768138
12
Duodecimal
47a2540a
16
Hexadecimal
9f0ae0a
20
Vigesimal
2c2606i
36
Base36
2raf4a
md5
d8017773ec1e5dd511f5c1289791e5ee
sha1
f4b517c3b872d62816a7bb3212afd6314793a29a
sha256
b50124baf2750fc6e78977a016e7d3f4e7a72a4495ade5d69c5397784fee0550
sha512
b8ff9ada99be1fc10747bda555fe85215fb78067ee3085cb04bf7bb1914adb71c567eb2261dec77b44d606b8fba859c9e27fd815f6ac0f6ebc35d32647a9fed7
ripemd-160
32641aba63cecbd590b5bd15a1e09ae0ef89990c
Diameter
333536276
Circumference
1047835114.3873
Area
8.7372755478693E+16
Volume
1.9427988990815E+25
Surface area
3.4949102191477E+17
Circumference
1047835114.3873
Perimeter
667072552
Area
27811611851987044
Diagonal
235845762.53131
Surface area
166869671111922264
Volume
4.6380907233346E+24
Space diagonal
288850888.09966
Perimeter
500304414
Area
1.2042781192007E+16
Altitude
144425444.04983
Surface area
1.2042781192007E+16
Volume
5.4660423370472E+23
Height
78615254.177103