166153987 is an odd 9-digits composite number following 166153986
and preceding 166153988 . In scientific notation, it is written as 1.66153987 × 10^8.
The sum of its digits is 46. It has a total of 3 prime factors and 8 positive divisors.
There are 162275400 positive integers (up to 166153987) that are relatively prime to 166153987.
166153987 has 8 divisors, whose sum is 170076672
The reverse of 166153987 is 789351661
Previous prime number is 107
Is Prime? no
Number parity odd
Number length 9
Sum of Digits 46
Digital Root 1
Name
one hundred sixty-six million one hundred fifty-three thousand nine hundred eighty-seven
Scientific notation
1.66153987 × 10^8
Engineering notation
1.66153987 × 10^6
Prime Factorization
71 × 107 × 21871
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
166153987
Product of the distinct prime numbers
The prime factorization of 166153987 is 71 × 107 × 21871.
Since it has a total of 3 prime factors.
1 , 4 , 93 , 53 , 5 , 403 , 3405 , 2188 , 32161 , 36477 , 497858 , 186970 , 1674345 , 8932403 , 94683460 , 9819764 , 383656186 , 265637384 , 2928192528 , 1766132850
n×2
332307974
n×3
498461961
n×4
664615948
n×5
830769935
n÷2
83076993.5
n÷3
55384662.333333
n÷3
41538496.75
n÷5
33230797.4
n2
27607147395996169
n3
4.5870376095414E+24
n4
7.6215458734426E+32
n5
1.2663502339759E+41
2 √n
12890.073196068
3 √n
549.75635158452
4 √n
113.53445818811
5 √n
44.065850164008
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
-166153986
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 166153987 can be divided by 8 positive divisors.
The sum of these divisors (counting 166153987) is 1, the average is 0.125.
Base
System
Value
2
Binary
1001111001110100111100000011
3
Ternary
102120122111102101
4
Quaternary
21321310330003
5
Quinary
320013411422
6
Senary
24253131231
8
Octal
1171647403
10
Decimal
166153987
12
Duodecimal
47789b17
16
Hexadecimal
9e74f03
20
Vigesimal
2bi94j7
36
Base36
2qx98j
md5
df4360cb0caaaaa54ab15e6fdf8082b7
sha1
9d67f31b44623ec4eacef68b417fa46722cdd723
sha256
35119d7bd59bede7aa3f1f8064fb0466aa375ae214ce61b2f44d48f2c2949310
sha512
d769c71a1ea6700ddd3ed9829d81faa733d6c66b765a26448dabdc62003126665f97f2142adeab84be79bab4b7b54ee353f3c7ac937589a1469c1f50a14001bb
ripemd-160
7512e520d041cdf877d97e568f4e92a05d61b8fa
Diameter
332307974
Circumference
1043976289.8477
Area
8.6730411445832E+16
Volume
1.9214138207834E+25
Surface area
3.4692164578333E+17
Circumference
1043976289.8477
Perimeter
664615948
Area
27607147395996169
Diagonal
234977221.85776
Surface area
165642884375977014
Volume
4.5870376095414E+24
Space diagonal
287787147.36414
Perimeter
498461961
Area
1.1954245485477E+16
Altitude
143893573.68207
Surface area
1.1954245485477E+16
Volume
5.4058756654408E+23
Height
78325740.619254