71387907 is an odd 8-digits composite number following 71387906
and preceding 71387908 . In scientific notation, it is written as 7.1387907 × 10^7.
The sum of its digits is 42. It has a total of 3 prime factors and 8 positive divisors.
There are 47549280 positive integers (up to 71387907) that are relatively prime to 71387907.
71387907 has 8 divisors, whose sum is 95269200
The reverse of 71387907 is 70978317
Previous prime number is 1181
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 42
Digital Root 6
Name
seventy-one million three hundred eighty-seven thousand nine hundred seven
Scientific notation
7.1387907 × 10^7
Engineering notation
7.1387907 × 10^6
Prime Factorization
3 × 1181 × 20149
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
71387907
Product of the distinct prime numbers
The prime factorization of 71387907 is 3 × 1181 × 20149.
Since it has a total of 3 prime factors.
2 , 7 , 90 , 77 , 833 , 203 , 5837 , 3185 , 46600 , 59983 , 126644 , 905406 , 8128494 , 5125813 , 70805126 , 46824781 , 60068211 , 650203167 , 6315157803 , 7763699171
n×2
142775814
n×3
214163721
n×4
285551628
n×5
356939535
n÷2
35693953.5
n÷3
23795969
n÷3
17846976.75
n÷5
14277581.4
n2
5096233265840649
n3
3.6380942643214E+23
n4
2.5971593499861E+31
n5
1.8540577014099E+39
2 √n
8449.1364647519
3 √n
414.8345147525
4 √n
91.919184421708
5 √n
37.215591828583
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
-71387906
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 71387907 can be divided by 8 positive divisors.
The sum of these divisors (counting 71387907) is 1, the average is 0.125.
Base
System
Value
2
Binary
100010000010100101100000011
3
Ternary
11222022212210120
4
Quaternary
10100110230003
5
Quinary
121233403112
6
Senary
11030031323
8
Octal
420245403
10
Decimal
71387907
12
Duodecimal
1baa8543
16
Hexadecimal
4414b03
20
Vigesimal
12639f7
36
Base36
16i39f
md5
4b06283c3edcdfbdca4f81bbbdda1a78
sha1
e49704f9623b3bfe309175efa45e720bc3f5b30d
sha256
04838223134641eb65e7b0a441e274d4d50d361d40a7b4cab492450929b8e448
sha512
7f4c3f2f745b9a01e9410d02e7b4bd672420be46544fe179bd0e941fa2f2d9cfe4a65e0a8115707977b336d1506e33ce6ccd60bc75e0564b67c5bba6003cf7fb
ripemd-160
3275f56b35a0129a03e30d9beed545a2ac374b38
Diameter
142775814
Circumference
448543448.3727
Area
1.6010288988945E+16
Volume
1.5239213618479E+24
Surface area
6.404115595578E+16
Circumference
448543448.3727
Perimeter
285551628
Area
5096233265840649
Diagonal
100957746.26883
Surface area
30577399595043894
Volume
3.6380942643214E+23
Space diagonal
123647481.97
Perimeter
214163721
Area
2.2067337359147E+15
Altitude
61823740.985001
Surface area
2.2067337359147E+15
Volume
4.2875352081626E+22
Height
33652582.08961