168396988 is an even 9-digits composite number following 168396987
and preceding 168396989 . In scientific notation, it is written as 1.68396988 × 10^8.
The sum of its digits is 58. It has a total of 4 prime factors and 12 positive divisors.
There are 84170240 positive integers (up to 168396988) that are relatively prime to 168396988.
168396988 has 12 divisors, whose sum is 294793632
The reverse of 168396988 is 889693861
Previous prime number is 9857
Is Prime? no
Number parity even
Number length 9
Sum of Digits 58
Digital Root 4
Name
one hundred sixty-eight million three hundred ninety-six thousand nine hundred eighty-eight
Scientific notation
1.68396988 × 10^8
Engineering notation
1.68396988 × 10^6
Prime Factorization
2 × 2 × 9857 × 4271
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
4
Total number of prime factors
rad
Radical
84198494
Product of the distinct prime numbers
The prime factorization of 168396988 is 2 × 2 × 9857 × 4271.
Since it has a total of 4 prime factors.
7 , 8 , 2 , 97 , 828 , 568 , 6300 , 5864 , 99869 , 23630 , 415890 , 376712 , 365924 , 5596501 , 69094115 , 25122575 , 65534464 , 303361554 , 6627392667 , 2629244431
n×2
336793976
n×3
505190964
n×4
673587952
n×5
841984940
n÷2
84198494
n÷3
56132329.333333
n÷3
42099247
n÷5
33679397.6
n2
28357545567472144
n3
4.7753252606351E+24
n4
8.0415039061126E+32
n5
1.3541650367796E+41
2 √n
12976.786505141
3 √n
552.21912028154
4 √n
113.91569911624
5 √n
44.18418655083
1 , 2 , 4 , 4271 , 8542 , 9857 , 17084 , 19714 , 39428 , 42099247 , 84198494 , 168396988
12 divisors
τ
Total Divisors
12
Total number of the positive divisors of n
σ
Sum of Divisors
1
Sum of all the positive divisors of n
s
Aliquot Sum
-168396987
Sum of the proper positive divisors of n
A
Arithmetic Mean
0.083333333333333
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
12
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 168396988 can be divided by 12 positive divisors.
The sum of these divisors (counting 168396988) is 1, the average is 0.083333333333333.
Base
System
Value
2
Binary
1010000010011000100010111100
3
Ternary
102201212110020111
4
Quaternary
22002120202330
5
Quinary
321102200423
6
Senary
24413155404
8
Octal
1202304274
10
Decimal
168396988
12
Duodecimal
4848bb64
16
Hexadecimal
a0988bc
20
Vigesimal
2cc9c98
36
Base36
2s9by4
md5
cb6d2b741889901d3f10ff8f88662c42
sha1
a30dd7ec7ba11019e15127e6a5b9e8cd4c990581
sha256
2eb2c277a7cf976ce8cc081d9d3dd2f9c93cea93cb578094304581203fc2ec6b
sha512
7fb840d9453e11207f6cd4e381e114eea8090541ffbec2e47e2438a931e08639d19946826c81562a01d0949aa3eadea10bdb6d394000eea41a81280fab9aefc6
ripemd-160
8b9f9963fe35ecae18cafcc1641a30953bc3148b
Diameter
336793976
Circumference
1058069480.7749
Area
8.9087856828608E+16
Volume
2.0002835676417E+25
Surface area
3.5635142731443E+17
Circumference
1058069480.7749
Perimeter
673587952
Area
28357545567472144
Diagonal
238149304.29238
Surface area
170145273404832864
Volume
4.7753252606351E+24
Space diagonal
291672139.05757
Perimeter
505190964
Area
1.2279177425203E+16
Altitude
145836069.52878
Surface area
1.2279177425203E+16
Volume
5.6277747902774E+23
Height
79383101.430793