71399521 is an odd 8-digits composite number following 71399520
and preceding 71399522 . In scientific notation, it is written as 7.1399521 × 10^7.
The sum of its digits is 37. It has a total of 2 prime factors and 4 positive divisors.
There are 68295172 positive integers (up to 71399521) that are relatively prime to 71399521.
71399521 has 4 divisors, whose sum is 74503872
The reverse of 71399521 is 12599317
Previous prime number is 23
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 37
Digital Root 1
Name
seventy-one million three hundred ninety-nine thousand five hundred twenty-one
Scientific notation
7.1399521 × 10^7
Engineering notation
7.1399521 × 10^6
Prime Factorization
23 × 3104327
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
71399521
Product of the distinct prime numbers
The prime factorization of 71399521 is 23 × 3104327.
Since it has a total of 2 prime factors.
6 , 9 , 31 , 89 , 101 , 158 , 6042 , 8442 , 18340 , 21188 , 754425 , 978356 , 5304405 , 9021053 , 79514302 , 25554253 , 182166791 , 411139653 , 5996978331 , 507161189
n×2
142799042
n×3
214198563
n×4
285598084
n×5
356997605
n÷2
35699760.5
n÷3
23799840.333333
n÷3
17849880.25
n÷5
14279904.2
n2
5097891599029441
n3
3.6398701828063E+23
n4
2.5988498755455E+31
n5
1.8555663626486E+39
2 √n
8449.823725972
3 √n
414.85700981742
4 √n
91.922922744939
5 √n
37.216802660438
4 divisors
τ
Total Divisors
4
Total number of the positive divisors of n
σ
Sum of Divisors
1
Sum of all the positive divisors of n
s
Aliquot Sum
-71399520
Sum of the proper positive divisors of n
A
Arithmetic Mean
0.25
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
4
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 71399521 can be divided by 4 positive divisors.
The sum of these divisors (counting 71399521) is 1, the average is 0.25.
Base
System
Value
2
Binary
100010000010111100001100001
3
Ternary
11222100110201201
4
Quaternary
10100113201201
5
Quinary
121234241041
6
Senary
11030201201
8
Octal
420274141
10
Decimal
71399521
12
Duodecimal
1bab3201
16
Hexadecimal
4417861
20
Vigesimal
1264ig1
36
Base36
16ic81
md5
591f3ea6995890ee811bfff97f6a6a91
sha1
c801fd0fdf747371761706193c6e4c6b139c5369
sha256
20c32ddb8e2407092933e105bd8f4f37de1aef8e4c8656f7bca51bea3dab30cd
sha512
8a8594da1a4512d88b12b3df42bf8b1395956459580ea66d65cf68747755951193a045072c8a785957b3c6bffff6a44a1f4bfe9c0f392534fcf8a41eb4e4657c
ripemd-160
30d9ac264ae32e17fbc9c83f5a2e982b376f2618
Diameter
142799042
Circumference
448616421.28686
Area
1.6015498796308E+16
Volume
1.5246652568433E+24
Surface area
6.4061995185232E+16
Circumference
448616421.28686
Perimeter
285598084
Area
5097891599029441
Diagonal
100974170.94514
Surface area
30587349594176646
Volume
3.6398701828063E+23
Space diagonal
123667598.00808
Perimeter
214198563
Area
2.2074518152494E+15
Altitude
61833799.004041
Surface area
2.2074518152494E+15
Volume
4.2896281481684E+22
Height
33658056.981714