71398644 is an even 8-digits composite number following 71398643
and preceding 71398645 . In scientific notation, it is written as 7.1398644 × 10^7.
The sum of its digits is 42. It has a total of 4 prime factors and 12 positive divisors.
There are 23799544 positive integers (up to 71398644) that are relatively prime to 71398644.
71398644 has 12 divisors, whose sum is 166596864
The reverse of 71398644 is 44689317
Previous prime number is 3
Is Prime? no
Number parity even
Number length 8
Sum of Digits 42
Digital Root 6
Name
seventy-one million three hundred ninety-eight thousand six hundred forty-four
Scientific notation
7.1398644 × 10^7
Engineering notation
7.1398644 × 10^6
Prime Factorization
2 × 2 × 3 × 5949887
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
4
Total number of prime factors
rad
Radical
35699322
Product of the distinct prime numbers
The prime factorization of 71398644 is 2 × 2 × 3 × 5949887.
Since it has a total of 4 prime factors.
2 , 1 , 90 , 77 , 805 , 122 , 7650 , 1831 , 63107 , 49560 , 599600 , 907875 , 8890437 , 8736772 , 32162842 , 6666444 , 644593634 , 263568345 , 405755887 , 6695695612
n×2
142797288
n×3
214195932
n×4
285594576
n×5
356993220
n÷2
35699322
n÷3
23799548
n÷3
17849661
n÷5
14279728.8
n2
5097766365038736
n3
3.6397360589257E+23
n4
2.598722191252E+31
n5
1.855452405881E+39
2 √n
8449.771831239
3 √n
414.85531124819
4 √n
91.922640471426
5 √n
37.216711233224
1 , 2 , 3 , 4 , 6 , 12 , 5949887 , 11899774 , 17849661 , 23799548 , 35699322 , 71398644
12 divisors
τ
Total Divisors
12
Total number of the positive divisors of n
σ
Sum of Divisors
1
Sum of all the positive divisors of n
s
Aliquot Sum
-71398643
Sum of the proper positive divisors of n
A
Arithmetic Mean
0.083333333333333
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
12
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 71398644 can be divided by 12 positive divisors.
The sum of these divisors (counting 71398644) is 1, the average is 0.083333333333333.
Base
System
Value
2
Binary
100010000010111010011110100
3
Ternary
11222100102112020
4
Quaternary
10100113103310
5
Quinary
121234224034
6
Senary
11030153140
8
Octal
420272364
10
Decimal
71398644
12
Duodecimal
1bab27b0
16
Hexadecimal
44174f4
20
Vigesimal
1264gc4
36
Base36
16ibjo
md5
f9e94389abca0bbb9c7e1c0a5180045f
sha1
cc20bcaf13c384a6a8d12054888815bbb57056cd
sha256
1757a05e6fe934f15f0e3a72198934ad1824a651e8bab5c14088b35c1f39fa0f
sha512
5ef8d688c7fb3938c014fe3825b1bee80ec9e910c0e2fe8299d99d03b6b0bf1fc99f2f0d91ae9a0d93408ca34c9f8cba08c70a81cfab0d1a0754f286ccbf54b5
ripemd-160
0434645950fa4cbaf10f637c1eb4f4e8075ec387
Diameter
142797288
Circumference
448610910.93335
Area
1.6015105362123E+16
Volume
1.5246090751636E+24
Surface area
6.4060421448491E+16
Circumference
448610910.93335
Perimeter
285594576
Area
5097766365038736
Diagonal
100972930.67985
Surface area
30586598190232416
Volume
3.6397360589257E+23
Space diagonal
123666078.99952
Perimeter
214195932
Area
2.2073975873407E+15
Altitude
61833039.499761
Surface area
2.2073975873407E+15
Volume
4.2894700816593E+22
Height
33657643.559949