71399287 is an odd 8-digits composite number following 71399286
and preceding 71399288 . In scientific notation, it is written as 7.1399287 × 10^7.
The sum of its digits is 46. It has a total of 3 prime factors and 8 positive divisors.
There are 70120512 positive integers (up to 71399287) that are relatively prime to 71399287.
71399287 has 8 divisors, whose sum is 72684656
The reverse of 71399287 is 78299317
Previous prime number is 373
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 46
Digital Root 1
Name
seventy-one million three hundred ninety-nine thousand two hundred eighty-seven
Scientific notation
7.1399287 × 10^7
Engineering notation
7.1399287 × 10^6
Prime Factorization
67 × 373 × 2857
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
71399287
Product of the distinct prime numbers
The prime factorization of 71399287 is 67 × 373 × 2857.
Since it has a total of 3 prime factors.
10 , 5 , 45 , 71 , 32 , 671 , 3775 , 4129 , 9786 , 29945 , 862954 , 686524 , 7280560 , 6851439 , 73334 , 3889813 , 413291833 , 618973505 , 9566287227 , 9400357413
n×2
142798574
n×3
214197861
n×4
285597148
n×5
356996435
n÷2
35699643.5
n÷3
23799762.333333
n÷3
17849821.75
n÷5
14279857.4
n2
5097858184108369
n3
3.6398343957245E+23
n4
2.5988158065281E+31
n5
1.8555359563043E+39
2 √n
8449.809879518
3 √n
414.85655660874
4 √n
91.922847429342
5 √n
37.216778266035
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
-71399286
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 71399287 can be divided by 8 positive divisors.
The sum of these divisors (counting 71399287) is 1, the average is 0.125.
Base
System
Value
2
Binary
100010000010111011101110111
3
Ternary
11222100110102001
4
Quaternary
10100113131313
5
Quinary
121234234122
6
Senary
11030200131
8
Octal
420273567
10
Decimal
71399287
12
Duodecimal
1bab3047
16
Hexadecimal
4417777
20
Vigesimal
1264i47
36
Base36
16ic1j
md5
9565b6c2570d3ed0e083880b08afa5b6
sha1
873518500bbf5a9e5b24c78ea4ad3ff5e1e15d04
sha256
7d20290e345e511614d096cb70d2a3f6890e727ad0d775128c55ec68dfcde0a2
sha512
cb486b899ceb75721f2858fa1c7169222775b791d501b4580c8a42200cb2ceb685ee6215b9f14a91e3eb74fdc7b8d54c8597e652ce4e21938b22e526e0da40cc
ripemd-160
9ed581aec8c3d8b6015637a424702b699154b7f8
Diameter
142798574
Circumference
448614951.0215
Area
1.6015393820237E+16
Volume
1.5246502663855E+24
Surface area
6.406157528095E+16
Circumference
448614951.0215
Perimeter
285597148
Area
5097858184108369
Diagonal
100973840.01917
Surface area
30587149104650214
Volume
3.6398343957245E+23
Space diagonal
123667192.70819
Perimeter
214197861
Area
2.2074373461641E+15
Altitude
61833596.354096
Surface area
2.2074373461641E+15
Volume
4.2895859726881E+22
Height
33657946.673056