71398621 is an odd 8-digits composite number following 71398620
and preceding 71398622 . In scientific notation, it is written as 7.1398621 × 10^7.
The sum of its digits is 37. It has a total of 3 prime factors and 8 positive divisors.
There are 60941328 positive integers (up to 71398621) that are relatively prime to 71398621.
71398621 has 8 divisors, whose sum is 81941760
The reverse of 71398621 is 12689317
Previous prime number is 239
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 37
Digital Root 1
Name
seventy-one million three hundred ninety-eight thousand six hundred twenty-one
Scientific notation
7.1398621 × 10^7
Engineering notation
7.1398621 × 10^6
Prime Factorization
7 × 239 × 42677
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
71398621
Product of the distinct prime numbers
The prime factorization of 71398621 is 7 × 239 × 42677.
Since it has a total of 3 prime factors.
8 , 4 , 83 , 11 , 631 , 315 , 3090 , 807 , 39638 , 54143 , 712225 , 75067 , 3298847 , 4989805 , 28897518 , 73372049 , 757624453 , 559309023 , 8525462524 , 3764596875
n×2
142797242
n×3
214195863
n×4
285594484
n×5
356993105
n÷2
35699310.5
n÷3
23799540.333333
n÷3
17849655.25
n÷5
14279724.2
n2
5097763080701641
n3
3.6397325414681E+23
n4
2.5987188426965E+31
n5
1.8554494173524E+39
2 √n
8449.7704702554
3 √n
414.85526670172
4 √n
91.922633068551
5 √n
37.216708835463
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
-71398620
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 71398621 can be divided by 8 positive divisors.
The sum of these divisors (counting 71398621) is 1, the average is 0.125.
Base
System
Value
2
Binary
100010000010111010011011101
3
Ternary
11222100102111101
4
Quaternary
10100113103131
5
Quinary
121234223441
6
Senary
11030153101
8
Octal
420272335
10
Decimal
71398621
12
Duodecimal
1bab2791
16
Hexadecimal
44174dd
20
Vigesimal
1264gb1
36
Base36
16ibj1
md5
1fca9f3e436e2388ee40baad7937035c
sha1
faf55420e2fdbe7e52d43a4f0591498808622d4d
sha256
e1680bcfad651ce887182a88d6420c4afaf634458e10c5072fab8e3c989e4c72
sha512
0190dbd964e05281d0df72ddc030906d2a5690c7f96fb70666cba2c0c6a1f76c613ba6d636db295037613ee71a3cb636af77c15efbfd253257d551d2342dfcb4
ripemd-160
16639a8e877ed851d868f8993fa14eaaf2e0e134
Diameter
142797242
Circumference
448610766.42008
Area
1.6015095044074E+16
Volume
1.5246076017744E+24
Surface area
6.4060380176294E+16
Circumference
448610766.42008
Perimeter
285594484
Area
5097763080701641
Diagonal
100972898.15294
Surface area
30586578484209846
Volume
3.6397325414681E+23
Space diagonal
123666039.16235
Perimeter
214195863
Area
2.207396165181E+15
Altitude
61833019.581177
Surface area
2.207396165181E+15
Volume
4.2894659362957E+22
Height
33657632.717645