161738401 is an odd 9-digits composite number following 161738400
and preceding 161738402 . In scientific notation, it is written as 1.61738401 × 10^8.
The sum of its digits is 31. It has a total of 4 prime factors and 12 positive divisors.
There are 146666520 positive integers (up to 161738401) that are relatively prime to 161738401.
161738401 has 12 divisors, whose sum is 178224256
The reverse of 161738401 is 104837161
Previous prime number is 2887
Is Prime? no Number parity odd Number length 9 Sum of Digits 31 Digital Root 4
Name
one hundred sixty-one million seven hundred thirty-eight thousand four hundred one
Scientific notation
1.61738401 × 10^8
Engineering notation
1.61738401 × 10^6
Prime Factorization
11 × 11 × 2887 × 463
Composite number
ω Distinct Factors
3 Total number of distinct prime factors
Ω Total Factors
4 Total number of prime factors
rad Radical
14703491 Product of the distinct prime numbers
The prime factorization of 161738401 is 11 × 11 × 2887 × 463.
Since it has a total of 4 prime factors.
10 , 2 , 70 , 88 , 86 , 708 , 8818 , 8437 , 45671 , 55846 , 134184 , 433105 , 6636028 , 5291836 , 39833283 , 69876113 , 517477116 , 594347914 , 2791040897 , 7941278726
n×2
323476802
n×3
485215203
n×4
646953604
n×5
808692005
n÷2
80869200.5
n÷3
53912800.333333
n÷3
40434600.25
n÷5
32347680.2
n2
26159310358036801
n3
4.2309650285716E+24
n4
6.8430951840809E+32
n5
1.106791272964E+41
2 √n12717.641330058
3 √n544.84258955957
4 √n112.77252027891
5 √n43.829107693331
1 , 11 , 121 , 463 , 2887 , 5093 , 31757 , 56023 , 349327 , 1336681 , 14703491 , 161738401
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
-161738400 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 161738401 can be divided by 12 positive divisors.
The sum of these divisors (counting 161738401) is 1, the average is 0.083333333333333.
Base
System
Value
2
Binary
1001101000111110111010100001
3
Ternary
102021100011101011
4
Quaternary
21220332322201
5
Quinary
312401112101
6
Senary
24014340521
8
Octal
1150767241
10
Decimal
161738401
12
Duodecimal
461ba741
16
Hexadecimal
9a3eea1
20
Vigesimal
2aah601
36
Base36
2oam5d
md5
9f52f86cf5d63fa67d07c241e56351ba
sha1
9b8cda267d43e0b0610a090d6d87215ec975c084
sha256
2eb03037e4d37a88fd59ace91621dcbc565734c97fe3a96da32401704d3797b9
sha512
db7dce29396e14934ff162ff3388e41fb61e4870d61b2229aba823a8282867313e2861e287c9ed08c9de7d2a5860e85e6314344e8b5788ab66f362e8f3ccbbc7
ripemd-160
97915a9164a38e78bd874940c59dd28373225111
Diameter
323476802
Circumference
1016232344.7699
Area
8.2181897243784E+16
Volume
1.7722624868475E+25
Surface area
3.2872758897514E+17
Circumference
1016232344.7699
Perimeter
646953604
Area
26159310358036801
Diagonal
228732640.25074
Surface area
156955862148220806
Volume
4.2309650285716E+24
Space diagonal
280139128.06695
Perimeter
485215203
Area
1.1327313657771E+16
Altitude
140069564.03347
Surface area
1.1327313657771E+16
Volume
4.9862401044435E+23
Height
76244213.416913