168993957 is an odd 9-digits composite number following 168993956
and preceding 168993958 . In scientific notation, it is written as 1.68993957 × 10^8.
The sum of its digits is 57. It has a total of 4 prime factors and 16 positive divisors.
There are 96395520 positive integers (up to 168993957) that are relatively prime to 168993957.
168993957 has 16 divisors, whose sum is 260269632
The reverse of 168993957 is 759399861
Previous prime number is 11
Is Prime? no
Number parity odd
Number length 9
Sum of Digits 57
Digital Root 3
Name
one hundred sixty-eight million nine hundred ninety-three thousand nine hundred fifty-seven
Scientific notation
1.68993957 × 10^8
Engineering notation
1.68993957 × 10^6
Prime Factorization
3 × 17 × 11 × 301237
Composite number
ω
Distinct Factors
4
Total number of distinct prime factors
Ω
Total Factors
4
Total number of prime factors
rad
Radical
168993957
Product of the distinct prime numbers
The prime factorization of 168993957 is 3 × 17 × 11 × 301237.
Since it has a total of 4 prime factors.
1 , 1 , 4 , 72 , 553 , 400 , 6796 , 2441 , 26240 , 49357 , 364971 , 284258 , 2669677 , 9563801 , 89094589 , 52063224 , 705870981 , 314379833 , 9881790340 , 459312539
n×2
337987914
n×3
506981871
n×4
675975828
n×5
844969785
n÷2
84496978.5
n÷3
56331319
n÷3
42248489.25
n÷5
33798791.4
n2
28558957502517849
n3
4.8262912361453E+24
n4
8.1561405363062E+32
n5
1.3783384630785E+41
2 √n
12999.767574845
3 √n
552.87089146958
4 √n
114.01652325363
5 √n
44.215468900024
1 , 3 , 11 , 17 , 33 , 51 , 187 , 561 , 301237 , 903711 , 3313607 , 5121029 , 9940821 , 15363087 , 56331319 , 168993957
16 divisors
τ
Total Divisors
16
Total number of the positive divisors of n
σ
Sum of Divisors
1
Sum of all the positive divisors of n
s
Aliquot Sum
-168993956
Sum of the proper positive divisors of n
A
Arithmetic Mean
0.0625
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
16
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 168993957 can be divided by 16 positive divisors.
The sum of these divisors (counting 168993957) is 1, the average is 0.0625.
Base
System
Value
2
Binary
1010000100101010010010100101
3
Ternary
102202222210010110
4
Quaternary
22010222102211
5
Quinary
321230301312
6
Senary
24434043233
8
Octal
1204522245
10
Decimal
168993957
12
Duodecimal
48719519
16
Hexadecimal
a12a4a5
20
Vigesimal
2cg44hh
36
Base36
2sm4kl
md5
385665a8eccff09f064f83dd6336dd9a
sha1
eb9ea2357cbcf95ff25a09763d49b36f912ce069
sha256
d56e39a42c2ad03544138e37a1900d2c9cb6d90969394f2983d723ad1e9752b7
sha512
33fcb719bb93c6f1cf29b57743bcf6cac7737988f3f7ad7a598753ad9aaea7483b01ce23c7c071030e9371ba9cb2c90c1144d785a36bfb3db8bd51a9d0a47cd1
ripemd-160
274e0ee8b3499b18d156d155b15a963742ccf97a
Diameter
337987914
Circumference
1061820347.6245
Area
8.9720611084093E+16
Volume
2.0216321455412E+25
Surface area
3.5888244433637E+17
Circumference
1061820347.6245
Perimeter
675975828
Area
28558957502517849
Diagonal
238993545.9485
Surface area
171353745015107094
Volume
4.8262912361453E+24
Space diagonal
292706119.69611
Perimeter
506981871
Area
1.236639135139E+16
Altitude
146353059.84806
Surface area
1.236639135139E+16
Volume
5.6878387684326E+23
Height
79664515.316165