161620007 is an odd 9-digits composite number following 161620006
and preceding 161620008 . In scientific notation, it is written as 1.61620007 × 10^8.
The sum of its digits is 23. It has a total of 2 prime factors and 4 positive divisors.
There are 159672696 positive integers (up to 161620007) that are relatively prime to 161620007.
161620007 has 4 divisors, whose sum is 163567320
The reverse of 161620007 is 700026161
Previous prime number is 83
Is Prime? no
Number parity odd
Number length 9
Sum of Digits 23
Digital Root 5
Name
one hundred sixty-one million six hundred twenty thousand seven
Scientific notation
1.61620007 × 10^8
Engineering notation
1.61620007 × 10^6
Prime Factorization
83 × 1947229
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
161620007
Product of the distinct prime numbers
The prime factorization of 161620007 is 83 × 1947229.
Since it has a total of 2 prime factors.
8 , 9 , 43 , 35 , 106 , 157 , 8650 , 8980 , 38912 , 58643 , 391184 , 286219 , 9095144 , 8867973 , 98724778 , 82363606 , 836153198 , 181574156 , 2631781471 , 7079707095
n×2
323240014
n×3
484860021
n×4
646480028
n×5
808100035
n÷2
80810003.5
n÷3
53873335.666667
n÷3
40405001.75
n÷5
32324001.4
n2
26121026662680049
n3
4.2216805120695E+24
n4
6.8230803391244E+32
n5
1.1027462921709E+41
2 √n
12712.985762597
3 √n
544.70961384232
4 √n
112.75187698037
5 √n
43.822689151537
4 divisors
τ
Total Divisors
4
Total number of the positive divisors of n
σ
Sum of Divisors
1
Sum of all the positive divisors of n
s
Aliquot Sum
-161620006
Sum of the proper positive divisors of n
A
Arithmetic Mean
0.25
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
4
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 161620007 can be divided by 4 positive divisors.
The sum of these divisors (counting 161620007) is 1, the average is 0.25.
Base
System
Value
2
Binary
1001101000100010000000100111
3
Ternary
102021010010222012
4
Quaternary
21220202000213
5
Quinary
312333320012
6
Senary
24012024435
8
Octal
1150420047
10
Decimal
161620007
12
Duodecimal
4616211b
16
Hexadecimal
9a22027
20
Vigesimal
2aa2a07
36
Base36
2o82sn
md5
1c37ab5ad549cef046609041a054a121
sha1
475dedb1eecfd91417ee8ffe4bccbe837b29a77d
sha256
faa6e061d6e957e5f522db08af772c94d7da8012277a915b6e3df22158226d29
sha512
ad981c9f75da7b93dd18ad56da53fd6324440aabb1a87418a5c4b3a469e4eb8c3f35de983ab3f45576b5146513a8db8e8ca874019e2ec9af238cc3cb095c01b7
ripemd-160
eeb97d17d728935eaccd79a5f2e22ab74128212d
Diameter
323240014
Circumference
1015488453.3287
Area
8.2061625467699E+16
Volume
1.7683733976694E+25
Surface area
3.282465018708E+17
Circumference
1015488453.3287
Perimeter
646480028
Area
26121026662680049
Diagonal
228565205.85023
Surface area
156726159976080294
Volume
4.2216805120695E+24
Space diagonal
279934063.64364
Perimeter
484860021
Area
1.1310736331406E+16
Altitude
139967031.82182
Surface area
1.1310736331406E+16
Volume
4.9752981968124E+23
Height
76188401.950078