71998910 is an even 8-digits composite number following 71998909
and preceding 71998911 . In scientific notation, it is written as 7.1998910 × 10^7.
The sum of its digits is 44. It has a total of 5 prime factors and 32 positive divisors.
There are 25958400 positive integers (up to 71998910) that are relatively prime to 71998910.
71998910 has 32 divisors, whose sum is 133179552
The reverse of 71998910 is 01989917
Previous prime number is 53
Is Prime? no
Number parity even
Number length 8
Sum of Digits 44
Digital Root 8
Name
seventy-one million nine hundred ninety-eight thousand nine hundred ten
Scientific notation
7.1998910 × 10^7
Engineering notation
7.1998910 × 10^6
Prime Factorization
2 × 5 × 1037 × 53 × 131
Composite number
ω
Distinct Factors
5
Total number of distinct prime factors
Ω
Total Factors
5
Total number of prime factors
rad
Radical
71998910
Product of the distinct prime numbers
The prime factorization of 71998910 is 2 × 5 × 1037 × 53 × 131.
Since it has a total of 5 prime factors.
9 , 1 , 21 , 22 , 340 , 328 , 2869 , 8236 , 9026 , 7100 , 489101 , 111022 , 8590091 , 7378700 , 67985970 , 83429798 , 676188627 , 619082432 , 5017357829 , 4844550086
n×2
143997820
n×3
215996730
n×4
287995640
n×5
359994550
n÷2
35999455
n÷3
23999636.666667
n÷3
17999727.5
n÷5
14399782
n2
5183843041188100
n3
3.7323104857663E+23
n4
2.6872228675674E+31
n5
1.9347711739193E+39
2 √n
8485.2171451295
3 √n
416.01466525593
4 √n
92.11523839805
5 √n
37.279079858119
1 , 2 , 5 , 10 , 53 , 106 , 131 , 262 , 265 , 530 , 655 , 1037 , 1310 , 2074 , 5185 , 6943 , 10370 , 13886 , 34715 , 54961 , 69430 , 109922 , 135847 , 271694 , 274805 , 549610 , 679235 , 1358470 , 7199891 , 14399782 , 35999455 , 71998910
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
-71998909
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 71998910 can be divided by 32 positive divisors.
The sum of these divisors (counting 71998910) is 1, the average is 0.03125.
Base
System
Value
2
Binary
100010010101001110110111110
3
Ternary
12000110220221022
4
Quaternary
10102221312332
5
Quinary
121412431120
6
Senary
11051104142
8
Octal
422516676
10
Decimal
71998910
12
Duodecimal
20142052
16
Hexadecimal
44a9dbe
20
Vigesimal
129jh5a
36
Base36
16v6pq
md5
5316ec469d658a95340114a2d3513b15
sha1
1443ac990e1c0e8e85f9e0d16ad45492582ac48d
sha256
64d02b66be27ad6cfc023de3edbdacd1a3639146ce1394236d8ba567a6f31882
sha512
56740e5868e7edc1b27f9378b0e248bc6a63b2c1c5e3f3110e85a2e605cb7dd28824707316dbeaa28a1fb385f8c4d0b1aad7d18fd4ba1e7b88173f8a84085834
ripemd-160
39cea1d7d99179a8d7ea4294500d510d7b337b84
Diameter
143997820
Circumference
452382493.44495
Area
1.6285523215559E+16
Volume
1.5633865603999E+24
Surface area
6.5142092862236E+16
Circumference
452382493.44495
Perimeter
287995640
Area
5183843041188100
Diagonal
101821834.99808
Surface area
31103058247128600
Volume
3.7323104857663E+23
Space diagonal
124705770.20958
Perimeter
215996730
Area
2.24466988145E+15
Altitude
62352885.104789
Surface area
2.24466988145E+15
Volume
4.398570089965E+22
Height
33940611.666027