166989731 is an odd 9-digits composite number following 166989730
and preceding 166989732 . In scientific notation, it is written as 1.66989731 × 10^8.
The sum of its digits is 50. It has a total of 3 prime factors and 8 positive divisors.
There are 163156480 positive integers (up to 166989731) that are relatively prime to 166989731.
166989731 has 8 divisors, whose sum is 170835264
The reverse of 166989731 is 137989661
Previous prime number is 653
Is Prime? no
Number parity odd
Number length 9
Sum of Digits 50
Digital Root 5
Name
one hundred sixty-six million nine hundred eighty-nine thousand seven hundred thirty-one
Scientific notation
1.66989731 × 10^8
Engineering notation
1.66989731 × 10^6
Prime Factorization
47 × 653 × 5441
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
166989731
Product of the distinct prime numbers
The prime factorization of 166989731 is 47 × 653 × 5441.
Since it has a total of 3 prime factors.
8 , 2 , 63 , 48 , 489 , 875 , 6433 , 7222 , 83225 , 72919 , 277563 , 378702 , 9185460 , 9628396 , 52476533 , 89567932 , 921951212 , 19617413 , 1261734845 , 1213643666
n×2
333979462
n×3
500969193
n×4
667958924
n×5
834948655
n÷2
83494865.5
n÷3
55663243.666667
n÷3
41747432.75
n÷5
33397946.2
n2
27885570259452361
n3
4.6566038764076E+24
n4
7.7760502869485E+32
n5
1.29852054566E+41
2 √n
12922.450657673
3 √n
550.67655695532
4 √n
113.67695746137
5 √n
44.110090927461
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
-166989730
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 166989731 can be divided by 8 positive divisors.
The sum of these divisors (counting 166989731) is 1, the average is 0.125.
Base
System
Value
2
Binary
1001111101000000111110100011
3
Ternary
102122012221211212
4
Quaternary
21331000332203
5
Quinary
320222132411
6
Senary
24323100335
8
Octal
1175007643
10
Decimal
166989731
12
Duodecimal
47b116ab
16
Hexadecimal
9f40fa3
20
Vigesimal
2c3de6b
36
Base36
2rf63n
md5
571304a719768b156a21f175b136e5e1
sha1
f45c625d4e499c584eed24ec477ecba67be09163
sha256
828beee24fc36b9d6b3313bd6623d90bae735b1c1c6915e37130190822bfe5d4
sha512
ad24bd00d0d8638df67a850102cce129628b7366e45ff3057c48a700cac9b4dd351193c66d3060773cbd40d377c4834185c0c575b6b79cac523025af1c85614d
ripemd-160
412b11c4bd2c10e6b8bb00a9cdccee05e7cc43f5
Diameter
333979462
Circumference
1049227424.2691
Area
8.7605102668258E+16
Volume
1.9505536705066E+25
Surface area
3.5042041067303E+17
Circumference
1049227424.2691
Perimeter
667958924
Area
27885570259452361
Diagonal
236159142.35723
Surface area
167313421556714166
Volume
4.6566038764076E+24
Space diagonal
289234698.43426
Perimeter
500969193
Area
1.2074806121851E+16
Altitude
144617349.21713
Surface area
1.2074806121851E+16
Volume
5.4878602971789E+23
Height
78719714.119078