71998889 is an odd 8-digits prime number following 71998888
and preceding 71998890 . In scientific notation, it is written as 7.1998889 × 10^7.
The sum of its digits is 59. It has a total of 1 prime factors and 2 positive divisors.
There are 71998888 positive integers (up to 71998889) that are relatively prime to 71998889.
71998889 has 2 divisors, whose sum is 71998890
The reverse of 71998889 is 98889917
Previous prime number is 1
Is Prime? yes Number parity odd Number length 8 Sum of Digits 59 Digital Root 5
Name
seventy-one million nine hundred ninety-eight thousand eight hundred eighty-nine
Scientific notation
7.1998889 × 10^7
Engineering notation
7.1998889 × 10^6
Prime Factorization
71998889
Composite number
ω Distinct Factors
1 Total number of distinct prime factors
Ω Total Factors
1 Total number of prime factors
rad Radical
71998889 Product of the distinct prime numbers
The prime factorization of 71998889 is 71998889.
Since it has a total of 1 prime factors.
9 , 8 , 47 , 79 , 632 , 787 , 5662 , 1708 , 88550 , 58652 , 585006 , 86736 , 9337187 , 6721998 , 97425337 , 50927553 , 335508122 , 6010625 , 9176136412 , 9829702778
n×2
143997778
n×3
215996667
n×4
287995556
n×5
359994445
n÷2
35999444.5
n÷3
23999629.666667
n÷3
17999722.25
n÷5
14399777.8
n2
5183840017234321
n3
3.7323072199461E+23
n4
2.687219732428E+31
n5
1.9347683523369E+39
2 √n8485.2159076832
3 √n416.01462480944
4 √n92.115231681211
5 √n37.279077683473
2 divisors
τ Total Divisors
2 Total number of the positive divisors of n
σ Sum of Divisors
71998890 Sum of all the positive divisors of n
s Aliquot Sum
1 Sum of the proper positive divisors of n
A Arithmetic Mean
35999445 Returns the sum of divisors (σ(n )) divided by the total number of divisors (τ(n ))
G Geometric Mean
8485.2159666092 Returns the nth root of the product of n divisors
H Harmonic Mean
1.9999999722218 Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 71998889 can be divided by 2 positive divisors.
The sum of these divisors (counting 71998889) is 71998890, the average is 35999445.
Base
System
Value
2
Binary
100010010101001110110101001
3
Ternary
12000110220220112
4
Quaternary
10102221312221
5
Quinary
121412431024
6
Senary
11051104105
8
Octal
422516651
10
Decimal
71998889
12
Duodecimal
20142035
16
Hexadecimal
44a9da9
20
Vigesimal
129jh49
36
Base36
16v6p5
md5
62430c380a835c40b195d68a76678c2f
sha1
246a89974644db900a5c1a5ddf3745aeeea06115
sha256
5a251393d3899a89674db3af8559fcf4cae31d97e79847ab4eeeda3ac72306a1
sha512
bb37630e2af504eb9b42b230bf84c17f692f39d6a6785db476f3f16111f054fd0d1a6a32c3a297e89bbd5003fa00de32710fc040e0e44a1f8c4217264ec026b2
ripemd-160
870db420d5183dd721ea7505961479402e7f7d1a
Diameter
143997778
Circumference
452382361.49805
Area
1.6285513715528E+16
Volume
1.5633851924164E+24
Surface area
6.5142054862113E+16
Circumference
452382361.49805
Perimeter
287995556
Area
5183840017234321
Diagonal
101821805.2996
Surface area
31103040103405926
Volume
3.7323072199461E+23
Space diagonal
124705733.83651
Perimeter
215996667
Area
2.2446685720396E+15
Altitude
62352866.918256
Surface area
2.2446685720396E+15
Volume
4.398566241159E+22
Height
33940601.766532