161796772 is an even 9-digits composite number following 161796771
and preceding 161796773 . In scientific notation, it is written as 1.61796772 × 10^8.
The sum of its digits is 46. It has a total of 4 prime factors and 12 positive divisors.
There are 80653320 positive integers (up to 161796772) that are relatively prime to 161796772.
161796772 has 12 divisors, whose sum is 284002096
The reverse of 161796772 is 277697161
Previous prime number is 331
Is Prime? no
Number parity even
Number length 9
Sum of Digits 46
Digital Root 1
Name
one hundred sixty-one million seven hundred ninety-six thousand seven hundred seventy-two
Scientific notation
1.61796772 × 10^8
Engineering notation
1.61796772 × 10^6
Prime Factorization
2 × 2 × 331 × 122203
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
4
Total number of prime factors
rad
Radical
80898386
Product of the distinct prime numbers
The prime factorization of 161796772 is 2 × 2 × 331 × 122203.
Since it has a total of 4 prime factors.
3 , 2 , 83 , 29 , 116 , 38 , 8677 , 1353 , 36918 , 94085 , 899750 , 885727 , 6666107 , 9498663 , 50197576 , 65117895 , 21731446 , 559615778 , 4838845222 , 3397054811
n×2
323593544
n×3
485390316
n×4
647187088
n×5
808983860
n÷2
80898386
n÷3
53932257.333333
n÷3
40449193
n÷5
32359354.4
n2
26178195429619984
n3
4.2355475172977E+24
n4
6.8529791595138E+32
n5
1.1087899065926E+41
2 √n
12719.936006128
3 √n
544.90812580305
4 √n
112.78269373502
5 √n
43.832270800656
1 , 2 , 4 , 331 , 662 , 1324 , 122203 , 244406 , 488812 , 40449193 , 80898386 , 161796772
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
-161796771
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 161796772 can be divided by 12 positive divisors.
The sum of these divisors (counting 161796772) is 1, the average is 0.083333333333333.
Base
System
Value
2
Binary
1001101001001101001010100100
3
Ternary
102021110010110001
4
Quaternary
21221031022210
5
Quinary
312404444042
6
Senary
24015511044
8
Octal
1151151244
10
Decimal
161796772
12
Duodecimal
46228484
16
Hexadecimal
9a4d2a4
20
Vigesimal
2ab4bic
36
Base36
2obv6s
md5
43069c889c9b5d5f373c90186b332234
sha1
561366840d4643157df50dc9217a0af7c6c1833b
sha256
0e8d01ff74adc602aa5a29b03e51e70ddd40d5754fef126072672446f9d07b3c
sha512
86df359dd6f0ee93937ab2783146367c1afe61f8e20e448e0c650c8bff4acff5c0b4122e416cfc63a5414e16eb9bd6d71e3e86c47db56a183e8497e37205f010
ripemd-160
05b79bc9ba1a890d682c4d9ffebc25bbf9f25887
Diameter
323593544
Circumference
1016599100.5795
Area
8.2241226445932E+16
Volume
1.7741819952364E+25
Surface area
3.2896490578373E+17
Circumference
1016599100.5795
Perimeter
647187088
Area
26178195429619984
Diagonal
228815189.31059
Surface area
157069172577719904
Volume
4.2355475172977E+24
Space diagonal
280240229.60464
Perimeter
485390316
Area
1.1335491133642E+16
Altitude
140120114.80232
Surface area
1.1335491133642E+16
Volume
4.9916406191984E+23
Height
76271729.770196