71978270 is an even 8-digits composite number following 71978269
and preceding 71978271 . In scientific notation, it is written as 7.1978270 × 10^7.
The sum of its digits is 41. It has a total of 5 prime factors and 32 positive divisors.
There are 20528640 positive integers (up to 71978270) that are relatively prime to 71978270.
71978270 has 32 divisors, whose sum is 116756640
The reverse of 71978270 is 07287917
Previous prime number is 19
Is Prime? no
Number parity even
Number length 8
Sum of Digits 41
Digital Root 5
Name
seventy-one million nine hundred seventy-eight thousand two hundred seventy
Scientific notation
7.1978270 × 10^7
Engineering notation
7.1978270 × 10^6
Prime Factorization
2 × 161 × 65 × 19 × 181
Composite number
ω
Distinct Factors
5
Total number of distinct prime factors
Ω
Total Factors
5
Total number of prime factors
rad
Radical
71978270
Product of the distinct prime numbers
The prime factorization of 71978270 is 2 × 161 × 65 × 19 × 181.
Since it has a total of 5 prime factors.
9 , 2 , 16 , 25 , 56 , 118 , 5897 , 9915 , 88022 , 37758 , 783195 , 873455 , 4203435 , 2095201 , 94286380 , 23759934 , 101439475 , 415140031 , 763813284 , 4368975824
n×2
143956540
n×3
215934810
n×4
287913080
n×5
359891350
n÷2
35989135
n÷3
23992756.666667
n÷3
17994567.5
n÷5
14395654
n2
5180871352192900
n3
3.7291015702341E+23
n4
2.6841427967973E+31
n5
1.9319995494643E+39
2 √n
8484.0008250825
3 √n
415.97490834236
4 √n
92.108635996211
5 √n
37.276942246719
1 , 2 , 19 , 38 , 65 , 130 , 161 , 181 , 322 , 362 , 1235 , 2470 , 3059 , 3439 , 6118 , 6878 , 10465 , 11765 , 20930 , 23530 , 29141 , 58282 , 198835 , 223535 , 397670 , 447070 , 553679 , 1107358 , 1894165 , 3788330 , 35989135 , 71978270
32 divisors
τ
Total Divisors
32
Total number of the positive divisors of n
σ
Sum of Divisors
1
Sum of all the positive divisors of n
s
Aliquot Sum
-71978269
Sum of the proper positive divisors of n
A
Arithmetic Mean
0.03125
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
32
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 71978270 can be divided by 32 positive divisors.
The sum of these divisors (counting 71978270) is 1, the average is 0.03125.
Base
System
Value
2
Binary
100010010100100110100011110
3
Ternary
12000102212121212
4
Quaternary
10102210310132
5
Quinary
121411301040
6
Senary
11050424422
8
Octal
422446436
10
Decimal
71978270
12
Duodecimal
20132112
16
Hexadecimal
44a4d1e
20
Vigesimal
129h5da
36
Base36
16uqse
md5
3fa9dbcacdbcdf570dd0cd145e9823ea
sha1
fc42ab6a104967eb7f11f49be2a45d66f05112f3
sha256
0a275802bf69d9e014ad3bae04373096b8c2d6b6796f40834ba89443dbecd019
sha512
07a8cb3e5085b2655ca29d334712c9ca59b2fc496e4bd6a671c80ed9704260d1d6f2d1c5a4ef3f6b012a269e80283638a2e88c48e7adcb81a2ed94a482cbd40b
ripemd-160
81f5aa16ae470b7eba188dabdbb519e0cf0b4fd3
Diameter
143956540
Circumference
452252808.50021
Area
1.6276187379243E+16
Volume
1.562042413005E+24
Surface area
6.5104749516972E+16
Circumference
452252808.50021
Perimeter
287913080
Area
5180871352192900
Diagonal
101792645.63015
Surface area
31085228113157400
Volume
3.7291015702341E+23
Space diagonal
124670020.68091
Perimeter
215934810
Area
2.243383102369E+15
Altitude
62335010.340455
Surface area
2.243383102369E+15
Volume
4.3947883467432E+22
Height
33930881.876717