172868 is an even 6-digits composite number following 172867
and preceding 172869 . In scientific notation, it is written as 1.72868 × 10^5.
The sum of its digits is 32. It has a total of 4 prime factors and 12 positive divisors.
There are 82632 positive integers (up to 172868) that are relatively prime to 172868.
172868 has 12 divisors, whose sum is 315840
The reverse of 172868 is 868271
Previous prime number is 23
Is Prime? no
Number parity even
Number length 6
Sum of Digits 32
Digital Root 5
Name
one hundred seventy-two thousand eight hundred sixty-eight
Scientific notation
1.72868 × 10^5
Engineering notation
1.72868 × 10^3
Prime Factorization
2 × 2 × 23 × 1879
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
4
Total number of prime factors
rad
Radical
86434
Product of the distinct prime numbers
The prime factorization of 172868 is 2 × 2 × 23 × 1879.
Since it has a total of 4 prime factors.
3 , 10 , 71 , 71 , 197 , 921 , 4533 , 7875 , 70861 , 48402 , 144440 , 447129 , 7513339 , 4801848 , 80095821 , 92080667 , 91164101 , 15865994 , 7462590621 , 6391206512
n×2
345736
n×3
518604
n×4
691472
n×5
864340
n÷2
86434
n÷3
57622.666666667
n÷3
43217
n÷5
34573.6
n2
29883345424
n3
5165874156756032
n4
8.930143337301E+20
n5
1.5437360184326E+26
2 √n
415.77397705965
3 √n
55.706371249833
4 √n
20.390536458359
5 √n
11.156884098132
1 , 2 , 4 , 23 , 46 , 92 , 1879 , 3758 , 7516 , 43217 , 86434 , 172868
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
-172867
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 172868 can be divided by 12 positive divisors.
The sum of these divisors (counting 172868) is 1, the average is 0.083333333333333.
Base
System
Value
2
Binary
101010001101000100
3
Ternary
22210010112
4
Quaternary
222031010
5
Quinary
21012433
6
Senary
3412152
8
Octal
521504
10
Decimal
172868
12
Duodecimal
84058
16
Hexadecimal
2a344
20
Vigesimal
11c38
36
Base36
3pdw
md5
02cf57ea91b00fbe53b39de9a71730b1
sha1
e29fe2347528f0f2b6a726084199a3608c447b93
sha256
5442aee80888180447c4e700c6c9a7167ee8401d48659c45bfc57d766236fa03
sha512
a224e8a1595234ad2adb3981db2d3c332c0c6673b6d9b951d36a7b10b0827c3e22b2640b8996445ca67de6f3a4c50c1641f95bfe31bb1958459c84b9fa72bc91
ripemd-160
3cf5c6907693ecda0ba8f0599663abf2fd4c15f3
Diameter
345736
Circumference
1086161.6776815
Area
93881298448.725
Volume
2.1638763066979E+16
Surface area
375525193794.9
Circumference
1086161.6776815
Perimeter
691472
Area
29883345424
Diagonal
244472.27010031
Surface area
179300072544
Volume
5165874156756032
Space diagonal
299416.15900282
Perimeter
518604
Area
12939868143.625
Altitude
149708.07950141
Surface area
12939868143.625
Volume
6.0880410783309E+14
Height
81490.756700104