71398889 is an odd 8-digits composite number following 71398888
and preceding 71398890 . In scientific notation, it is written as 7.1398889 × 10^7.
The sum of its digits is 53. It has a total of 3 prime factors and 8 positive divisors.
There are 70657920 positive integers (up to 71398889) that are relatively prime to 71398889.
71398889 has 8 divisors, whose sum is 72144072
The reverse of 71398889 is 98889317
Previous prime number is 181
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 53
Digital Root 8
Name
seventy-one million three hundred ninety-eight thousand eight hundred eighty-nine
Scientific notation
7.1398889 × 10^7
Engineering notation
7.1398889 × 10^6
Prime Factorization
233 × 181 × 1693
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
71398889
Product of the distinct prime numbers
The prime factorization of 71398889 is 233 × 181 × 1693.
Since it has a total of 3 prime factors.
1 , 7 , 65 , 82 , 761 , 484 , 2369 , 1110 , 20556 , 63124 , 808672 , 297640 , 6139026 , 256185 , 17098506 , 20861410 , 183475995 , 254046938 , 1118020308 , 8450367259
n×2
142797778
n×3
214196667
n×4
285595556
n×5
356994445
n÷2
35699444.5
n÷3
23799629.666667
n÷3
17849722.25
n÷5
14279777.8
n2
5097801350434321
n3
3.6397735276371E+23
n4
2.598757860849E+31
n5
1.8554842404464E+39
2 √n
8449.7863286594
3 √n
414.85578576437
4 √n
91.922719328028
5 √n
37.216736774554
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
-71398888
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 71398889 can be divided by 8 positive divisors.
The sum of these divisors (counting 71398889) is 1, the average is 0.125.
Base
System
Value
2
Binary
100010000010111010111101001
3
Ternary
11222100102212022
4
Quaternary
10100113113221
5
Quinary
121234231024
6
Senary
11030154225
8
Octal
420272751
10
Decimal
71398889
12
Duodecimal
1bab2975
16
Hexadecimal
44175e9
20
Vigesimal
1264h49
36
Base36
16ibqh
md5
7a41c1b7572b409cd0a51b63de100d8d
sha1
8b1124cec89786cf48085a4922268a4f53b800b6
sha256
1e980920ac4cdb383d29f876641b18cf7340c98d228ab4806e7f189314113ec9
sha512
6bdf650715d54f5909c346215032608fab7db32e7acb1d6d158c04b97bccc740f03bfc81db97ac3a4a158b651122e1608e1d343b574b040bf133002659c6eb05
ripemd-160
59d6e61a356758c5d25ad7a9a40907bfa4347390
Diameter
142797778
Circumference
448612450.31375
Area
1.6015215271985E+16
Volume
1.5246247700207E+24
Surface area
6.4060861087938E+16
Circumference
448612450.31375
Perimeter
285595556
Area
5097801350434321
Diagonal
100973277.16217
Surface area
30586808102605926
Volume
3.6397735276371E+23
Space diagonal
123666503.35197
Perimeter
214196667
Area
2.2074127364614E+15
Altitude
61833251.675985
Surface area
2.2074127364614E+15
Volume
4.2895142389591E+22
Height
33657759.054057