161799497 is an odd 9-digits composite number following 161799496
and preceding 161799498 . In scientific notation, it is written as 1.61799497 × 10^8.
The sum of its digits is 53. It has a total of 4 prime factors and 16 positive divisors.
There are 144535104 positive integers (up to 161799497) that are relatively prime to 161799497.
161799497 has 16 divisors, whose sum is 180312000
The reverse of 161799497 is 794997161
Previous prime number is 29
Is Prime? no
Number parity odd
Number length 9
Sum of Digits 53
Digital Root 8
Name
one hundred sixty-one million seven hundred ninety-nine thousand four hundred ninety-seven
Scientific notation
1.61799497 × 10^8
Engineering notation
1.61799497 × 10^6
Prime Factorization
43 × 19 × 29 × 6829
Composite number
ω
Distinct Factors
4
Total number of distinct prime factors
Ω
Total Factors
4
Total number of prime factors
rad
Radical
161799497
Product of the distinct prime numbers
The prime factorization of 161799497 is 43 × 19 × 29 × 6829.
Since it has a total of 4 prime factors.
9 , 7 , 23 , 86 , 952 , 483 , 7370 , 3150 , 86893 , 16100 , 34553 , 778317 , 7935524 , 6378595 , 53080211 , 11717540 , 796819618 , 470601676 , 7020820246 , 2947870911
n×2
323598994
n×3
485398491
n×4
647197988
n×5
808997485
n÷2
80899748.5
n÷3
53933165.666667
n÷3
40449874.25
n÷5
32359899.4
n2
26179077229453009
n3
4.2357615276497E+24
n4
6.8534408458567E+32
n5
1.1088832815789E+41
2 √n
12720.043120996
3 √n
544.91118492117
4 √n
112.78316860683
5 √n
43.832418445299
1 , 19 , 29 , 43 , 551 , 817 , 1247 , 6829 , 23693 , 129751 , 198041 , 293647 , 3762779 , 5579293 , 8515763 , 161799497
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
-161799496
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 161799497 can be divided by 16 positive divisors.
The sum of these divisors (counting 161799497) is 1, the average is 0.0625.
Base
System
Value
2
Binary
1001101001001101110101001001
3
Ternary
102021110021011222
4
Quaternary
21221031311021
5
Quinary
312410040442
6
Senary
24015531425
8
Octal
1151156511
10
Decimal
161799497
12
Duodecimal
46229b75
16
Hexadecimal
9a4dd49
20
Vigesimal
2ab4ieh
36
Base36
2obxah
md5
190a986b378ddd8ade939ea7e4728c3e
sha1
80c703dc8fd83056194d29b225e6955fb2373c8b
sha256
793926b74e79369972a4a4c58a8f931cd00599f11a5d680451f3c162f4743a92
sha512
183e2090c1f7d17ad3c4e3fd9070c03f36152b505ba373190f78b4b110dc1da76f11656585b82d683569fe26d8b0148384fd01896e4d197990211f91a8801bd1
ripemd-160
8496c821506e12fb5a8fe0fab0736b6a6981b6a8
Diameter
323598994
Circumference
1016616222.2594
Area
8.2243996701809E+16
Volume
1.774271639683E+25
Surface area
3.2897598680724E+17
Circumference
1016616222.2594
Perimeter
647197988
Area
26179077229453009
Diagonal
228819043.04254
Surface area
157074463376718054
Volume
4.2357615276497E+24
Space diagonal
280244949.44309
Perimeter
485398491
Area
1.1335872964171E+16
Altitude
140122474.72154
Surface area
1.1335872964171E+16
Volume
4.9918928328169E+23
Height
76273014.347515