161889419 is an odd 9-digits composite number following 161889418
and preceding 161889420 . In scientific notation, it is written as 1.61889419 × 10^8.
The sum of its digits is 47. It has a total of 3 prime factors and 6 positive divisors.
There are 152366240 positive integers (up to 161889419) that are relatively prime to 161889419.
161889419 has 6 divisors, whose sum is 171972804
The reverse of 161889419 is 914988161
Previous prime number is 17
Is Prime? no
Number parity odd
Number length 9
Sum of Digits 47
Digital Root 2
Name
one hundred sixty-one million eight hundred eighty-nine thousand four hundred nineteen
Scientific notation
1.61889419 × 10^8
Engineering notation
1.61889419 × 10^6
Prime Factorization
17 × 17 × 560171
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
9522907
Product of the distinct prime numbers
The prime factorization of 161889419 is 17 × 17 × 560171.
Since it has a total of 3 prime factors.
5 , 5 , 33 , 86 , 830 , 598 , 893 , 6086 , 72284 , 67140 , 971557 , 80470 , 5149408 , 9726216 , 32156036 , 80639573 , 501025054 , 643630153 , 5940038595 , 4789313062
n×2
323778838
n×3
485668257
n×4
647557676
n×5
809447095
n÷2
80944709.5
n÷3
53963139.666667
n÷3
40472354.75
n÷5
32377883.8
n2
26208183984157561
n3
4.2428276782404E+24
n4
6.8686890774745E+32
n5
1.111968084044E+41
2 √n
12723.577287854
3 √n
545.01211318923
4 √n
112.7988354898
5 √n
43.837289440429
6 divisors
τ
Total Divisors
6
Total number of the positive divisors of n
σ
Sum of Divisors
1
Sum of all the positive divisors of n
s
Aliquot Sum
-161889418
Sum of the proper positive divisors of n
A
Arithmetic Mean
0.16666666666667
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
6
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 161889419 can be divided by 6 positive divisors.
The sum of these divisors (counting 161889419) is 1, the average is 0.16666666666667.
Base
System
Value
2
Binary
1001101001100011110010001011
3
Ternary
102021121211112102
4
Quaternary
21221203302023
5
Quinary
312420430134
6
Senary
24021504015
8
Octal
1151436213
10
Decimal
161889419
12
Duodecimal
4627200b
16
Hexadecimal
9a63c8b
20
Vigesimal
2abg3aj
36
Base36
2oduob
md5
98a6e4f003b39dcada267d5b1eca61eb
sha1
e02f4c5165aa1394ae7758e50f61aa06d860cf45
sha256
80ca1260500cc483b2852c52b8c5e48772ffd718df01e23962f2d27bac38e92d
sha512
2f050f465c343c7bbe041f45946cbb7550a16775b5c083041b93a8bfce6f65c6695aeac596f36a6be35f783cfb3edda869a4d3ad62bc2adbd27980ec26259fc1
ripemd-160
d5edadc8ad2445cd88942c6f8ae058d3b7aecfea
Diameter
323778838
Circumference
1017181218.8486
Area
8.2335438268559E+16
Volume
1.777231501921E+25
Surface area
3.2934175307424E+17
Circumference
1017181218.8486
Perimeter
647557676
Area
26208183984157561
Diagonal
228946211.9545
Surface area
157249103904945366
Volume
4.2428276782404E+24
Space diagonal
280400698.91581
Perimeter
485668257
Area
1.1348476558668E+16
Altitude
140200349.4579
Surface area
1.1348476558668E+16
Volume
5.0002203711496E+23
Height
76315403.984834