172912243 is an odd 9-digits composite number following 172912242
and preceding 172912244 . In scientific notation, it is written as 1.72912243 × 10^8.
The sum of its digits is 31. It has a total of 3 prime factors and 8 positive divisors.
There are 147645384 positive integers (up to 172912243) that are relatively prime to 172912243.
172912243 has 8 divisors, whose sum is 198367488
The reverse of 172912243 is 342219271
Previous prime number is 263
Is Prime? no
Number parity odd
Number length 9
Sum of Digits 31
Digital Root 4
Name
one hundred seventy-two million nine hundred twelve thousand two hundred forty-three
Scientific notation
1.72912243 × 10^8
Engineering notation
1.72912243 × 10^6
Prime Factorization
7 × 263 × 93923
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
172912243
Product of the distinct prime numbers
The prime factorization of 172912243 is 7 × 263 × 93923.
Since it has a total of 3 prime factors.
1 , 2 , 8 , 7 , 743 , 791 , 2637 , 6602 , 29861 , 4854 , 328067 , 999757 , 9328602 , 4622925 , 40057916 , 32383795 , 98102146 , 496993084 , 5632717283 , 8386249279
n×2
345824486
n×3
518736729
n×4
691648972
n×5
864561215
n÷2
86456121.5
n÷3
57637414.333333
n÷3
43228060.75
n÷5
34582448.6
n2
29898643779291049
n3
5.1698415585352E+24
n4
8.9392889984094E+32
n5
1.5457125115402E+41
2 √n
13149.609994217
3 √n
557.11123250882
4 √n
114.67174889316
5 √n
44.418628913745
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
-172912242
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 172912243 can be divided by 8 positive divisors.
The sum of these divisors (counting 172912243) is 1, the average is 0.125.
Base
System
Value
2
Binary
1010010011100110111001110011
3
Ternary
110001100212000011
4
Quaternary
22103212321303
5
Quinary
323231142433
6
Senary
25054035351
8
Octal
1223467163
10
Decimal
172912243
12
Duodecimal
49aa8b57
16
Hexadecimal
a4e6e73
20
Vigesimal
2e0e0c3
36
Base36
2uy3xv
md5
8b1a0467c2c95393231526f216f761b7
sha1
ea160a84f0e7853425cd5b4988326f237379bb66
sha256
3bce11fe637948e9828ac51d0e995f2867396d839181fb45f3898038abe7a35f
sha512
e2efad680c893de4eb7c85488029fc5248d72be105bf5508fc24d20b6b650ff8b7285903900d2bc2f893a638dd450e2966598a2a74b0ae4d2f17939bd84d22f9
ripemd-160
551916c373946619d0b3bdd30da6021f51157d83
Diameter
345824486
Circumference
1086439664.6491
Area
9.3929359649319E+16
Volume
2.165538168069E+25
Surface area
3.7571743859728E+17
Circumference
1086439664.6491
Perimeter
691648972
Area
29898643779291049
Diagonal
244534839.15095
Surface area
179391862675746294
Volume
5.1698415585352E+24
Space diagonal
299492790.1267
Perimeter
518736729
Area
1.2946492525784E+16
Altitude
149746395.06335
Surface area
1.2946492525784E+16
Volume
6.0927167061671E+23
Height
81511613.050317