16448981 is an odd 8-digits prime number following 16448980
and preceding 16448982 . In scientific notation, it is written as 1.6448981 × 10^7.
The sum of its digits is 41. It has a total of 1 prime factors and 2 positive divisors.
There are 16448980 positive integers (up to 16448981) that are relatively prime to 16448981.
16448981 has 2 divisors, whose sum is 16448982
The reverse of 16448981 is 18984461
Previous prime number is 1
Is Prime? yes
Number parity odd
Number length 8
Sum of Digits 41
Digital Root 5
Name
sixteen million four hundred forty-eight thousand nine hundred eighty-one
Scientific notation
1.6448981 × 10^7
Engineering notation
1.6448981 × 10^6
Prime Factorization
16448981
Composite number
ω
Distinct Factors
1
Total number of distinct prime factors
Ω
Total Factors
1
Total number of prime factors
rad
Radical
16448981
Product of the distinct prime numbers
The prime factorization of 16448981 is 16448981.
Since it has a total of 1 prime factors.
7 , 2 , 100 , 25 , 334 , 679 , 2673 , 1809 , 40809 , 87073 , 431996 , 479596 , 520318 , 8537647 , 94777437 , 69286025 , 748341419 , 403055942 , 6754755780 , 2129166478
n×2
32897962
n×3
49346943
n×4
65795924
n×5
82244905
n÷2
8224490.5
n÷3
5482993.6666667
n÷3
4112245.25
n÷5
3289796.2
n2
270568975938361
n3
4.4505839443996E+21
n4
7.3207570740333E+28
n5
1.2041899401639E+36
2 √n
4055.7343354811
3 √n
254.31950307282
4 √n
63.684647565022
5 √n
27.747751713965
2 divisors
τ
Total Divisors
2
Total number of the positive divisors of n
σ
Sum of Divisors
16448982
Sum of all the positive divisors of n
s
Aliquot Sum
1
Sum of the proper positive divisors of n
A
Arithmetic Mean
8224491
Returns the sum of divisors (σ(n )) divided by the total number of divisors (τ(n ))
G
Geometric Mean
4055.7344587633
Returns the nth root of the product of n divisors
H
Harmonic Mean
1.9999998784119
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 16448981 can be divided by 2 positive divisors.
The sum of these divisors (counting 16448981) is 16448982, the average is 8224491.
Base
System
Value
2
Binary
111110101111110111010101
3
Ternary
1010221200202112
4
Quaternary
332233313111
5
Quinary
13202331411
6
Senary
1344320405
8
Octal
76576725
10
Decimal
16448981
12
Duodecimal
5613105
16
Hexadecimal
fafdd5
20
Vigesimal
52g291
36
Base36
9sk45
md5
3d731a3b5d599e661c43559c86ecf177
sha1
0377dd578eef90823860d45dfe1eacafdad121bd
sha256
9a6614d5efcdb729ffe6dd07d4f335627f9a7402af442baaacd4b466ef93e687
sha512
0d1620fd7d0c6309f9739f80a3631b9c14f4966fba13160f06601536540a242c56e75f0716c725b3e1ebc9c27b9aacb411b72e16801ed0f72797b322b545a2ee
ripemd-160
b5b34f58a6ce66b7e641288d4c977ab5bbce61d8
Diameter
32897962
Circumference
103351995.73728
Area
8.5001750709727E+14
Volume
1.864256243188E+22
Surface area
3.4000700283891E+15
Circumference
103351995.73728
Perimeter
65795924
Area
270568975938361
Diagonal
23262372.017417
Surface area
1623413855630166
Volume
4.4505839443996E+21
Space diagonal
28490470.824735
Perimeter
49346943
Area
1.1715980331928E+14
Altitude
14245235.412368
Surface area
1.1715980331928E+14
Volume
5.2450634788748E+20
Height
7754124.0058058