172972 is an even 6-digits composite number following 172971
and preceding 172973 . In scientific notation, it is written as 1.72972 × 10^5.
The sum of its digits is 28. It has a total of 4 prime factors and 12 positive divisors.
There are 85280 positive integers (up to 172972) that are relatively prime to 172972.
172972 has 12 divisors, whose sum is 306936
The reverse of 172972 is 279271
Previous prime number is 83
Is Prime? no
Number parity even
Number length 6
Sum of Digits 28
Digital Root 1
Name
one hundred seventy-two thousand nine hundred seventy-two
Scientific notation
1.72972 × 10^5
Engineering notation
1.72972 × 10^3
Prime Factorization
2 × 2 × 83 × 521
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
4
Total number of prime factors
rad
Radical
86486
Product of the distinct prime numbers
The prime factorization of 172972 is 2 × 2 × 83 × 521.
Since it has a total of 4 prime factors.
7 , 3 , 90 , 63 , 461 , 833 , 5564 , 929 , 29675 , 77734 , 139599 , 267074 , 9492442 , 9459017 , 87660793 , 92265309 , 597428558 , 917909478 , 4552983208 , 4401352321
n×2
345944
n×3
518916
n×4
691888
n×5
864860
n÷2
86486
n÷3
57657.333333333
n÷3
43243
n÷5
34594.4
n2
29919312784
n3
5175203370874048
n4
8.9516527746683E+20
n5
1.5483852837399E+26
2 √n
415.89902620708
3 √n
55.717540275113
4 √n
20.393602580395
5 √n
11.158226205198
1 , 2 , 4 , 83 , 166 , 332 , 521 , 1042 , 2084 , 43243 , 86486 , 172972
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
-172971
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 172972 can be divided by 12 positive divisors.
The sum of these divisors (counting 172972) is 1, the average is 0.083333333333333.
Base
System
Value
2
Binary
101010001110101100
3
Ternary
22210021101
4
Quaternary
222032230
5
Quinary
21013342
6
Senary
3412444
8
Octal
521654
10
Decimal
172972
12
Duodecimal
84124
16
Hexadecimal
2a3ac
20
Vigesimal
11c8c
36
Base36
3pgs
md5
a007ef515be6ea04619153ba59f319c9
sha1
9dcdc3802a271c8ee9c8f4dad36486524f191809
sha256
edd499ecf587ce39dc9663ff300ec2d5be392a7edd5c69874123a21bf7e05c0b
sha512
95d85cf1154c4247536a34b7e502e60f1e3cba63168098c7d9dd17cd9e9dc2462eb94c4b4652dcbd8b2ed0d61e7318742e79aef26d878eb681b6bc13d9cc847d
ripemd-160
0eb0150d23a3906f32642bf4cdbb169ba7f6b525
Diameter
345944
Circumference
1086815.1289535
Area
93994293242.67
Volume
2.1677841187695E+16
Surface area
375977172970.68
Circumference
1086815.1289535
Perimeter
691888
Area
29919312784
Diagonal
244619.3483108
Surface area
179515876704
Volume
5175203370874048
Space diagonal
299596.2922868
Perimeter
518916
Area
12955442467.358
Altitude
149798.1461434
Surface area
12955442467.358
Volume
6.0990356626075E+14
Height
81539.782770266