166157639 is an odd 9-digits composite number following 166157638
and preceding 166157640 . In scientific notation, it is written as 1.66157639 × 10^8.
The sum of its digits is 44. It has a total of 2 prime factors and 4 positive divisors.
There are 161666856 positive integers (up to 166157639) that are relatively prime to 166157639.
166157639 has 4 divisors, whose sum is 170648424
The reverse of 166157639 is 936751661
Previous prime number is 37
Is Prime? no
Number parity odd
Number length 9
Sum of Digits 44
Digital Root 8
Name
one hundred sixty-six million one hundred fifty-seven thousand six hundred thirty-nine
Scientific notation
1.66157639 × 10^8
Engineering notation
1.66157639 × 10^6
Prime Factorization
37 × 4490747
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
166157639
Product of the distinct prime numbers
The prime factorization of 166157639 is 37 × 4490747.
Since it has a total of 2 prime factors.
5 , 7 , 31 , 22 , 504 , 439 , 8111 , 9196 , 76368 , 48737 , 243879 , 170354 , 2087562 , 5561844 , 42043383 , 46736198 , 378261534 , 826229147 , 7362779789 , 879435832
n×2
332315278
n×3
498472917
n×4
664630556
n×5
830788195
n÷2
83078819.5
n÷3
55385879.666667
n÷3
41539409.75
n÷5
33231527.8
n2
27608360998054321
n3
4.5873400800964E+24
n4
7.6222159699889E+32
n5
1.2664894095214E+41
2 √n
12890.214854687
3 √n
549.76037936527
4 √n
113.53508204378
5 √n
44.066043872354
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
-166157638
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 166157639 can be divided by 4 positive divisors.
The sum of these divisors (counting 166157639) is 1, the average is 0.25.
Base
System
Value
2
Binary
1001111001110101110101000111
3
Ternary
102120122200102122
4
Quaternary
21321311311013
5
Quinary
320014021024
6
Senary
24253200155
8
Octal
1171656507
10
Decimal
166157639
12
Duodecimal
4779005b
16
Hexadecimal
9e75d47
20
Vigesimal
2bi9e1j
36
Base36
2qxc1z
md5
9477b508e294a51d5e53f94821a0c083
sha1
16eec13cd89a92dce2092628f92e2e1e0ec13236
sha256
0a23ddba70e89f415a2bdba48d8159cd281ce0c81c7944ca2a774410cba74c4e
sha512
2363e8a58a328830f43f75c7632d1b248abb1314884208ea99c7f3edbbbc8809c4a7b8ad2758241fc5dab16baa94e13fb9d5388337c14a59eba15848813a4e31
ripemd-160
ba227dde325f75b09624cc59a43d58d3869b7745
Diameter
332315278
Circumference
1043999236.0404
Area
8.6734224089142E+16
Volume
1.9215405193532E+25
Surface area
3.4693689635657E+17
Circumference
1043999236.0404
Perimeter
664630556
Area
27608360998054321
Diagonal
234982386.56569
Surface area
165650165988325926
Volume
4.5873400800964E+24
Space diagonal
287793472.81369
Perimeter
498472917
Area
1.1954770990583E+16
Altitude
143896736.40684
Surface area
1.1954770990583E+16
Volume
5.4062321304083E+23
Height
78327462.188564