166156638 is an even 9-digits composite number following 166156637
and preceding 166156639 . In scientific notation, it is written as 1.66156638 × 10^8.
The sum of its digits is 42. It has a total of 3 prime factors and 8 positive divisors.
There are 55385544 positive integers (up to 166156638) that are relatively prime to 166156638.
166156638 has 8 divisors, whose sum is 332313288
The reverse of 166156638 is 836651661
Previous prime number is 3
Is Prime? no
Number parity even
Number length 9
Sum of Digits 42
Digital Root 6
Name
one hundred sixty-six million one hundred fifty-six thousand six hundred thirty-eight
Scientific notation
1.66156638 × 10^8
Engineering notation
1.66156638 × 10^6
Prime Factorization
2 × 3 × 27692773
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
166156638
Product of the distinct prime numbers
The prime factorization of 166156638 is 2 × 3 × 27692773.
Since it has a total of 3 prime factors.
8 , 7 , 4 , 44 , 655 , 887 , 1260 , 1637 , 3500 , 39583 , 24997 , 6618 , 817781 , 4168196 , 44254215 , 82304418 , 182176383 , 169895150 , 4226278982 , 2657653784
n×2
332313276
n×3
498469914
n×4
664626552
n×5
830783190
n÷2
83078319
n÷3
55385546
n÷3
41539159.5
n÷5
33231327.6
n2
27608028351463044
n3
4.5872571726878E+24
n4
7.6220322945519E+32
n5
1.2664512607902E+41
2 √n
12890.176026727
3 √n
549.75927537099
4 √n
113.53491104822
5 √n
44.065990777935
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
-166156637
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 166156638 can be divided by 8 positive divisors.
The sum of these divisors (counting 166156638) is 1, the average is 0.125.
Base
System
Value
2
Binary
1001111001110101100101011110
3
Ternary
102120122122001120
4
Quaternary
21321311211132
5
Quinary
320014003023
6
Senary
24253151410
8
Octal
1171654536
10
Decimal
166156638
12
Duodecimal
4778b566
16
Hexadecimal
9e7595e
20
Vigesimal
2bi9bbi
36
Base36
2qxba6
md5
4aadf5cc1d9c73b2dbf78a600058c383
sha1
96edb016200c7b7bd529003d1081d8fbce15af5a
sha256
7c47f5762a40b4a94ec95363db6b5c492f371d34022a6801be5352b12ba7288a
sha512
9ac535b42de3f3ee1e59de61cae3ca2162e1f11e0f2ccf3769d788e320eaf00a4f656c628259d688131b519fd83df97f2ccefbde4eae6a62891f13a9aa6e445e
ripemd-160
a7fe2cc668c0ebec473e35620c1990a14ddcd614
Diameter
332313276
Circumference
1043992946.572
Area
8.6733179049055E+16
Volume
1.9215057911791E+25
Surface area
3.4693271619622E+17
Circumference
1043992946.572
Perimeter
664626552
Area
27608028351463044
Diagonal
234980970.93792
Surface area
165648170108778264
Volume
4.5872571726878E+24
Space diagonal
287791739.03083
Perimeter
498469914
Area
1.1954626950384E+16
Altitude
143895869.51541
Surface area
1.1954626950384E+16
Volume
5.4061344230903E+23
Height
78326990.312639