168397907 is an odd 9-digits composite number following 168397906
and preceding 168397908 . In scientific notation, it is written as 1.68397907 × 10^8.
The sum of its digits is 50. It has a total of 3 prime factors and 8 positive divisors.
There are 164480992 positive integers (up to 168397907) that are relatively prime to 168397907.
168397907 has 8 divisors, whose sum is 172343376
The reverse of 168397907 is 709793861
Previous prime number is 227
Is Prime? no
Number parity odd
Number length 9
Sum of Digits 50
Digital Root 5
Name
one hundred sixty-eight million three hundred ninety-seven thousand nine hundred seven
Scientific notation
1.68397907 × 10^8
Engineering notation
1.68397907 × 10^6
Prime Factorization
53 × 227 × 13997
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
168397907
Product of the distinct prime numbers
The prime factorization of 168397907 is 53 × 227 × 13997.
Since it has a total of 3 prime factors.
5 , 6 , 39 , 22 , 152 , 844 , 736 , 521 , 75783 , 88175 , 374905 , 963752 , 2075504 , 9586181 , 88314100 , 36767952 , 676678528 , 667353185 , 2387320329 , 5424189513
n×2
336795814
n×3
505193721
n×4
673591628
n×5
841989535
n÷2
84198953.5
n÷3
56132635.666667
n÷3
42099476.75
n÷5
33679581.4
n2
28357855081980649
n3
4.7754034428149E+24
n4
8.0416794485062E+32
n5
1.3542019878934E+41
2 √n
12976.821914475
3 √n
552.22012482929
4 √n
113.91585453516
5 √n
44.18423477637
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
-168397906
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 168397907 can be divided by 8 positive divisors.
The sum of these divisors (counting 168397907) is 1, the average is 0.125.
Base
System
Value
2
Binary
1010000010011000110001010011
3
Ternary
102201212111111112
4
Quaternary
22002120301103
5
Quinary
321102213112
6
Senary
24413203535
8
Octal
1202306123
10
Decimal
168397907
12
Duodecimal
484905ab
16
Hexadecimal
a098c53
20
Vigesimal
2cc9ef7
36
Base36
2s9cnn
md5
e1c3ef1f22ac9a158b04d6191ca5456f
sha1
5995c3ec90e24998e38fbf77d53fd097c06c83ce
sha256
3aaeb6cd8f61fed8d86b841bf59e8f4897ac0f37d4f94f3b81b20f0395293d8b
sha512
5f2779d052979323431ee30f4b2bae7f8540fa5cb3aa9b038119f30c080c7c979e05944662f4fafea530fef4185595f6afea6fbf088fb118c9b7133589f53e5c
ripemd-160
3b6dd9f2a30b04802400846e70e026cb0e919d9b
Diameter
336795814
Circumference
1058075255.0222
Area
8.9088829197114E+16
Volume
2.0003163165166E+25
Surface area
3.5635531678846E+17
Circumference
1058075255.0222
Perimeter
673591628
Area
28357855081980649
Diagonal
238150603.95464
Surface area
170147130491883894
Volume
4.7754034428149E+24
Space diagonal
291673730.81226
Perimeter
505193721
Area
1.2279311448916E+16
Altitude
145836865.40613
Surface area
1.2279311448916E+16
Volume
5.6278669288599E+23
Height
79383534.651548