161720132 is an even 9-digits composite number following 161720131
and preceding 161720133 . In scientific notation, it is written as 1.61720132 × 10^8.
The sum of its digits is 23. It has a total of 5 prime factors and 24 positive divisors.
There are 69250752 positive integers (up to 161720132) that are relatively prime to 161720132.
161720132 has 24 divisors, whose sum is 323710464
The reverse of 161720132 is 231027161
Previous prime number is 2617
Is Prime? no Number parity even Number length 9 Sum of Digits 23 Digital Root 5
Name
one hundred sixty-one million seven hundred twenty thousand one hundred thirty-two
Scientific notation
1.61720132 × 10^8
Engineering notation
1.61720132 × 10^6
Prime Factorization
2 × 2 × 7 × 2617 × 2207
Composite number
ω Distinct Factors
4 Total number of distinct prime factors
Ω Total Factors
5 Total number of prime factors
rad Radical
80860066 Product of the distinct prime numbers
The prime factorization of 161720132 is 2 × 2 × 7 × 2617 × 2207.
Since it has a total of 5 prime factors.
9 , 1 , 26 , 52 , 833 , 990 , 9847 , 8942 , 68826 , 63678 , 564487 , 897511 , 214983 , 657748 , 20181459 , 5626281 , 343980024 , 330316608 , 9481302254 , 8047503925
n×2
323440264
n×3
485160396
n×4
646880528
n×5
808600660
n÷2
80860066
n÷3
53906710.666667
n÷3
40430033
n÷5
32344026.4
n2
26153401094097424
n3
4.2295314771864E+24
n4
6.8400038878874E+32
n5
1.1061663316297E+41
2 √n12716.923055519
3 √n544.82207473645
4 √n112.76933561709
5 √n43.828117513951
1 , 2 , 4 , 7 , 14 , 28 , 2207 , 2617 , 4414 , 5234 , 8828 , 10468 , 15449 , 18319 , 30898 , 36638 , 61796 , 73276 , 5775719 , 11551438 , 23102876 , 40430033 , 80860066 , 161720132
24 divisors
τ Total Divisors
24 Total number of the positive divisors of n
σ Sum of Divisors
1 Sum of all the positive divisors of n
s Aliquot Sum
-161720131 Sum of the proper positive divisors of n
A Arithmetic Mean
0.041666666666667 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
24 Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 161720132 can be divided by 24 positive divisors.
The sum of these divisors (counting 161720132) is 1, the average is 0.041666666666667.
Base
System
Value
2
Binary
1001101000111010011101000100
3
Ternary
102021022020022112
4
Quaternary
21220322131010
5
Quinary
312400021012
6
Senary
24014120152
8
Octal
1150723504
10
Decimal
161720132
12
Duodecimal
461b0058
16
Hexadecimal
9a3a744
20
Vigesimal
2aaf06c
36
Base36
2oa81w
md5
e7a2a220d454af5a2dde3ce5508a7c06
sha1
c6beb2b72735348b31ae367adfc3fc625a4fee03
sha256
6f021695dac409dd26a86bcf620386b978981193ff52736887705505776332b7
sha512
17d1fd3e74103dfa1080f95303b843f6f6c813ccf019a493ce69eaf6f2f80a767ee1d3310620a8438f89f9e7a9d7e65fb589119bca5e6de04294d00eba615ff0
ripemd-160
71968281d8e31e5bf2d1612c82bbebad81e7d710
Diameter
323440264
Circumference
1016117557.2575
Area
8.2163332743604E+16
Volume
1.7716620022474E+25
Surface area
3.2865333097441E+17
Circumference
1016117557.2575
Perimeter
646880528
Area
26153401094097424
Diagonal
228706803.98317
Surface area
156920406564584544
Volume
4.2295314771864E+24
Space diagonal
280107485.23075
Perimeter
485160396
Area
1.1324754871426E+16
Altitude
140053742.61537
Surface area
1.1324754871426E+16
Volume
4.9845506479341E+23
Height
76235601.327722