71398761 is an odd 8-digits composite number following 71398760
and preceding 71398762 . In scientific notation, it is written as 7.1398761 × 10^7.
The sum of its digits is 42. It has a total of 3 prime factors and 8 positive divisors.
There are 40799280 positive integers (up to 71398761) that are relatively prime to 71398761.
71398761 has 8 divisors, whose sum is 108798144
The reverse of 71398761 is 16789317
Previous prime number is 3
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 42
Digital Root 6
Name
seventy-one million three hundred ninety-eight thousand seven hundred sixty-one
Scientific notation
7.1398761 × 10^7
Engineering notation
7.1398761 × 10^6
Prime Factorization
7 × 3 × 3399941
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
71398761
Product of the distinct prime numbers
The prime factorization of 71398761 is 7 × 3 × 3399941.
Since it has a total of 3 prime factors.
6 , 1 , 81 , 72 , 327 , 335 , 6890 , 9333 , 3328 , 30786 , 228292 , 796044 , 9057514 , 8694525 , 12315024 , 81771850 , 666103134 , 929386467 , 8700953071 , 7026667467
n×2
142797522
n×3
214196283
n×4
285595044
n×5
356993805
n÷2
35699380.5
n÷3
23799587
n÷3
17849690.25
n÷5
14279752.2
n2
5097783072335121
n3
3.639753952115E+23
n4
2.5987392252587E+31
n5
1.8554676084557E+39
2 √n
8449.7787545
3 √n
414.85553785401
4 √n
91.922678129502
5 √n
37.216723430521
8 divisors
τ
Total Divisors
8
Total number of the positive divisors of n
σ
Sum of Divisors
1
Sum of all the positive divisors of n
s
Aliquot Sum
-71398760
Sum of the proper positive divisors of n
A
Arithmetic Mean
0.125
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
8
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 71398761 can be divided by 8 positive divisors.
The sum of these divisors (counting 71398761) is 1, the average is 0.125.
Base
System
Value
2
Binary
100010000010111010101101001
3
Ternary
11222100102200120
4
Quaternary
10100113111221
5
Quinary
121234230021
6
Senary
11030153453
8
Octal
420272551
10
Decimal
71398761
12
Duodecimal
1bab2889
16
Hexadecimal
4417569
20
Vigesimal
1264gi1
36
Base36
16ibmx
md5
f7f0bbd53447716cedfa41d05a21fe82
sha1
9f6c5be234df148ac4ec1aafe9fa37f3657b81c1
sha256
6fa2375a677bb4665ac2f15340991e6dbe90c60c9560e66da55a997f8338a710
sha512
3c771d99212a503a4cce811324f65c1d624462d6c9b6bfaddef26bf8404b4fff620f289eb0b4daca46d4c9c4327550313d2c2aa68024c8ddd9b18d7c01737cd5
ripemd-160
604ddc5572f365647477dfdb7783ffd838bf7d59
Diameter
142797522
Circumference
448611646.06603
Area
1.6015157849642E+16
Volume
1.5246165702452E+24
Surface area
6.406063139857E+16
Circumference
448611646.06603
Perimeter
285595044
Area
5097783072335121
Diagonal
100973096.14284
Surface area
30586698434010726
Volume
3.639753952115E+23
Space diagonal
123666281.64947
Perimeter
214196283
Area
2.2074048218122E+15
Altitude
61833140.824734
Surface area
2.2074048218122E+15
Volume
4.2894911689851E+22
Height
33657698.714278