161898404 is an even 9-digits composite number following 161898403
and preceding 161898405 . In scientific notation, it is written as 1.61898404 × 10^8.
The sum of its digits is 41. It has a total of 3 prime factors and 6 positive divisors.
There are 80949200 positive integers (up to 161898404) that are relatively prime to 161898404.
161898404 has 6 divisors, whose sum is 283322214
The reverse of 161898404 is 404898161
Previous prime number is 2
Is Prime? no
Number parity even
Number length 9
Sum of Digits 41
Digital Root 5
Name
one hundred sixty-one million eight hundred ninety-eight thousand four hundred four
Scientific notation
1.61898404 × 10^8
Engineering notation
1.61898404 × 10^6
Prime Factorization
2 × 2 × 40474601
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
80949202
Product of the distinct prime numbers
The prime factorization of 161898404 is 2 × 2 × 40474601.
Since it has a total of 3 prime factors.
8 , 5 , 32 , 7 , 826 , 129 , 13 , 70 , 75800 , 48387 , 805635 , 599791 , 1943825 , 9665184 , 79479780 , 63430537 , 189238036 , 389988767 , 1454778203 , 494187858
n×2
323796808
n×3
485695212
n×4
647593616
n×5
809492020
n÷2
80949202
n÷3
53966134.666667
n÷3
40474601
n÷5
32379680.8
n2
26211093217747216
n3
4.2435341590485E+24
n4
6.8702140766943E+32
n5
1.1122766941551E+41
2 √n
12723.930367618
3 √n
545.02219588081
4 √n
112.80040056497
5 √n
43.837776030972
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
-161898403
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 161898404 can be divided by 6 positive divisors.
The sum of these divisors (counting 161898404) is 1, the average is 0.16666666666667.
Base
System
Value
2
Binary
1001101001100101111110100100
3
Ternary
102021122021212012
4
Quaternary
21221211332210
5
Quinary
312421222104
6
Senary
24022013352
8
Octal
1151457644
10
Decimal
161898404
12
Duodecimal
46277258
16
Hexadecimal
9a65fa4
20
Vigesimal
2abh604
36
Base36
2oe1lw
md5
774622350aa221570752bd573e665a0f
sha1
af6f922e29a33bc24acf2a38c7dd352dc2e8d26d
sha256
5a6eb5ab31ee06845df2d33ca57d4bdc29483b69612cfda112d8b079537c77f6
sha512
682855dddd96eb0736a7c859255c99c93878c897fdea1fc96625da5db7dc045d76f8e632438b5f624f67b2fcd69aef497bdf37ba0ef4c0460b8fef1112e78a1e
ripemd-160
93defdfffa41b6a17a24f945ad98fd14808fa973
Diameter
323796808
Circumference
1017237673.2686
Area
8.2344577895432E+16
Volume
1.7775274319099E+25
Surface area
3.2937831158173E+17
Circumference
1017237673.2686
Perimeter
647593616
Area
26211093217747216
Diagonal
228958918.66336
Surface area
157266559306483296
Volume
4.2435341590485E+24
Space diagonal
280416261.39231
Perimeter
485695212
Area
1.1349736293766E+16
Altitude
140208130.69616
Surface area
1.1349736293766E+16
Volume
5.0010529667666E+23
Height
76319639.554453