1981475 is an odd 7-digits composite number following 1981474
and preceding 1981476 . In scientific notation, it is written as 1.981475 × 10^6.
The sum of its digits is 35. It has a total of 3 prime factors and 6 positive divisors.
There are 1585160 positive integers (up to 1981475) that are relatively prime to 1981475.
1981475 has 6 divisors, whose sum is 2457060
The reverse of 1981475 is 5741891
Previous prime number is 5
Is Prime? no
Number parity odd
Number length 7
Sum of Digits 35
Digital Root 8
Name
one million nine hundred eighty-one thousand four hundred seventy-five
Scientific notation
1.981475 × 10^6
Engineering notation
1.981475 × 10^6
Prime Factorization
5 × 5 × 79259
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
396295
Product of the distinct prime numbers
The prime factorization of 1981475 is 5 × 5 × 79259.
Since it has a total of 3 prime factors.
1 , 5 , 3 , 16 , 888 , 680 , 6703 , 5793 , 87731 , 63392 , 972257 , 574337 , 6402568 , 3188649 , 53120744 , 88386613 , 428908004 , 541724152 , 6601263267 , 199818993
n×2
3962950
n×3
5944425
n×4
7925900
n×5
9907375
n÷2
990737.5
n÷3
660491.66666667
n÷3
495368.75
n÷5
396295
n2
3926243175625
n3
7779752696421546875
n4
1.5415385474142E+25
n5
3.0545200932375E+31
2 √n
1407.6487488006
3 √n
125.60189710713
4 √n
37.518645348688
5 √n
18.171790424778
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
-1981474
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 1981475 can be divided by 6 positive divisors.
The sum of these divisors (counting 1981475) is 1, the average is 0.16666666666667.
Base
System
Value
2
Binary
111100011110000100011
3
Ternary
10201200001222
4
Quaternary
13203300203
5
Quinary
1001401400
6
Senary
110245255
8
Octal
7436043
10
Decimal
1981475
12
Duodecimal
7b682b
16
Hexadecimal
1e3c23
20
Vigesimal
c7ddf
36
Base36
16gwz
md5
8aa22b58bb1f155c4e3bcaaede65b6d5
sha1
ec13b9d082aea7775eb84a7521b25bdb595caec6
sha256
f3b407e34c6697fcea9264aafd4365cce53c8e3f93bacf4e1fb48e887165c609
sha512
e093e592fa8474ca01ca1a6d798ba52aaa55f9e83649b392d12ad3be24c24a44fbf1644ec5da8e012fa87c2d8883722be83fbbd91cc07044dc5b8cf99d30df33
ripemd-160
2f5d599e35097283c8b7e26e4469e52a8d3abbed
Diameter
3962950
Circumference
12449974.606544
Area
12334656716751
Volume
3.2587751890431E+19
Surface area
49338626867002
Circumference
12449974.606544
Perimeter
7925900
Area
3926243175625
Diagonal
2802228.8185032
Surface area
23557459053750
Volume
7779752696421546875
Space diagonal
3432015.3739275
Perimeter
5944425
Area
1700113165763.3
Altitude
1716007.6869638
Surface area
1700113165763.3
Volume
9.1685264793233E+17
Height
934076.27283441