163906988 is an even 9-digits composite number following 163906987
and preceding 163906989 . In scientific notation, it is written as 1.63906988 × 10^8.
The sum of its digits is 50. It has a total of 5 prime factors and 24 positive divisors.
There are 69355728 positive integers (up to 163906988) that are relatively prime to 163906988.
163906988 has 24 divisors, whose sum is 331968000
The reverse of 163906988 is 889609361
Previous prime number is 79
Is Prime? no
Number parity even
Number length 9
Sum of Digits 50
Digital Root 5
Name
one hundred sixty-three million nine hundred six thousand nine hundred eighty-eight
Scientific notation
1.63906988 × 10^8
Engineering notation
1.63906988 × 10^6
Prime Factorization
2 × 2 × 7 × 79 × 74099
Composite number
ω
Distinct Factors
4
Total number of distinct prime factors
Ω
Total Factors
5
Total number of prime factors
rad
Radical
81953494
Product of the distinct prime numbers
The prime factorization of 163906988 is 2 × 2 × 7 × 79 × 74099.
Since it has a total of 5 prime factors.
10 , 7 , 25 , 11 , 314 , 150 , 7757 , 612 , 3683 , 8483 , 774002 , 785538 , 1453655 , 6555142 , 49566001 , 35156759 , 897670122 , 754739390 , 5779331005 , 9443053051
n×2
327813976
n×3
491720964
n×4
655627952
n×5
819534940
n÷2
81953494
n÷3
54635662.666667
n÷3
40976747
n÷5
32781397.6
n2
26865500715232144
n3
4.4034433033455E+24
n4
7.2175512868014E+32
n5
1.1830070921551E+41
2 √n
12802.616451335
3 √n
547.26686821052
4 √n
113.14864758951
5 √n
43.946014424691
1 , 2 , 4 , 7 , 14 , 28 , 79 , 158 , 316 , 553 , 1106 , 2212 , 74099 , 148198 , 296396 , 518693 , 1037386 , 2074772 , 5853821 , 11707642 , 23415284 , 40976747 , 81953494 , 163906988
24 divisors
τ
Total Divisors
24
Total number of the positive divisors of n
σ
Sum of Divisors
1
Sum of all the positive divisors of n
s
Aliquot Sum
-163906987
Sum of the proper positive divisors of n
A
Arithmetic Mean
0.041666666666667
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
24
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 163906988 can be divided by 24 positive divisors.
The sum of these divisors (counting 163906988) is 1, the average is 0.041666666666667.
Base
System
Value
2
Binary
1001110001010000010110101100
3
Ternary
102102102100010012
4
Quaternary
21301100112230
5
Quinary
313430010423
6
Senary
24133032352
8
Octal
1161202654
10
Decimal
163906988
12
Duodecimal
46a856b8
16
Hexadecimal
9c505ac
20
Vigesimal
2b48798
36
Base36
2pl3fw
md5
b0576079fb79646d5f79f720c85ee6ed
sha1
fdb5f55b228ed2eede65fc226717857744283a16
sha256
d0a35c6667a22e46d5a528d88ded82a1ed2ff010719acb3e7312efd882fc6eb7
sha512
0940aa0d28390502ab7df53ed4598e6b70bde5fb416199585aea340165835315bd0e1136557952e4bc1c936dec46e82fc7677781783d7cd3aea38219a1d21f05
ripemd-160
c8b881f29824cd30056897aeffabecc8bc953a93
Diameter
327813976
Circumference
1029857978.7457
Area
8.4400459681985E+16
Volume
1.8445100176386E+25
Surface area
3.3760183872794E+17
Circumference
1029857978.7457
Perimeter
655627952
Area
26865500715232144
Diagonal
231799485.39732
Surface area
161193004291392864
Volume
4.4034433033455E+24
Space diagonal
283895230.93158
Perimeter
491720964
Area
1.163310305239E+16
Altitude
141947615.46579
Surface area
1.163310305239E+16
Volume
5.1895077006102E+23
Height
77266495.132441