168397639 is an odd 9-digits prime number following 168397638
and preceding 168397640 . In scientific notation, it is written as 1.68397639 × 10^8.
The sum of its digits is 52. It has a total of 1 prime factors and 2 positive divisors.
There are 168397638 positive integers (up to 168397639) that are relatively prime to 168397639.
168397639 has 2 divisors, whose sum is 168397640
The reverse of 168397639 is 936793861
Previous prime number is 1
Is Prime? yes Number parity odd Number length 9 Sum of Digits 52 Digital Root 7
Name
one hundred sixty-eight million three hundred ninety-seven thousand six hundred thirty-nine
Scientific notation
1.68397639 × 10^8
Engineering notation
1.68397639 × 10^6
Prime Factorization
168397639
Composite number
ω Distinct Factors
1 Total number of distinct prime factors
Ω Total Factors
1 Total number of prime factors
rad Radical
168397639 Product of the distinct prime numbers
The prime factorization of 168397639 is 168397639.
Since it has a total of 1 prime factors.
3 , 3 , 87 , 71 , 485 , 653 , 7897 , 4773 , 89877 , 42923 , 464780 , 962507 , 8901581 , 1460063 , 48226301 , 23898407 , 585744503 , 814938003 , 738046266 , 3939896163
n×2
336795278
n×3
505192917
n×4
673590556
n×5
841988195
n÷2
84198819.5
n÷3
56132546.333333
n÷3
42099409.75
n÷5
33679527.8
n2
28357764820774321
n3
4.7753806431357E+24
n4
8.0416282563035E+32
n5
1.3541912120772E+41
2 √n12976.811588368
3 √n552.21983188212
4 √n113.91580921175
5 √n44.184220712796
2 divisors
τ Total Divisors
2 Total number of the positive divisors of n
σ Sum of Divisors
168397640 Sum of all the positive divisors of n
s Aliquot Sum
1 Sum of the proper positive divisors of n
A Arithmetic Mean
84198820 Returns the sum of divisors (σ(n )) divided by the total number of divisors (τ(n ))
G Geometric Mean
12976.811626898 Returns the nth root of the product of n divisors
H Harmonic Mean
1.9999999881233 Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 168397639 can be divided by 2 positive divisors.
The sum of these divisors (counting 168397639) is 168397640, the average is 84198820.
Base
System
Value
2
Binary
1010000010011000101101000111
3
Ternary
102201212111010121
4
Quaternary
22002120231013
5
Quinary
321102211024
6
Senary
24413202411
8
Octal
1202305507
10
Decimal
168397639
12
Duodecimal
48490407
16
Hexadecimal
a098b47
20
Vigesimal
2cc9e1j
36
Base36
2s9cg7
md5
ebb1bc7fa893c912990781f88d9ace72
sha1
527b322ee33311475311b8843b210c2093178a1c
sha256
ec301aa0bee6c168f5d4e47cb0046560993b17666c32422abb57ad8478ab26ef
sha512
dd644daabc9530f8e5c0d4a870464797caef929a3e1c49df5e101975de52b7e007d17c3d627e5abe671750dce3d76ee3c5d218f5506e49cb1123339124672231
ripemd-160
98d878e368f47d4672a18dc5829d353e2888686e
Diameter
336795278
Circumference
1058073571.1285
Area
8.9088545633172E+16
Volume
2.0003067662093E+25
Surface area
3.5635418253269E+17
Circumference
1058073571.1285
Perimeter
673590556
Area
28357764820774321
Diagonal
238150224.94541
Surface area
170146588924645926
Volume
4.7753806431357E+24
Space diagonal
291673266.62264
Perimeter
505192917
Area
1.2279272364668E+16
Altitude
145836633.31132
Surface area
1.2279272364668E+16
Volume
5.6278400591803E+23
Height
79383408.315136