71385137 is an odd 8-digits composite number following 71385136
and preceding 71385138 . In scientific notation, it is written as 7.1385137 × 10^7.
The sum of its digits is 35. It has a total of 2 prime factors and 4 positive divisors.
There are 71281140 positive integers (up to 71385137) that are relatively prime to 71385137.
71385137 has 4 divisors, whose sum is 71489136
The reverse of 71385137 is 73158317
Previous prime number is 691
Is Prime? no Number parity odd Number length 8 Sum of Digits 35 Digital Root 8
Name
seventy-one million three hundred eighty-five thousand one hundred thirty-seven
Scientific notation
7.1385137 × 10^7
Engineering notation
7.1385137 × 10^6
Prime Factorization
691 × 103307
Composite number
ω Distinct Factors
2 Total number of distinct prime factors
Ω Total Factors
2 Total number of prime factors
rad Radical
71385137 Product of the distinct prime numbers
The prime factorization of 71385137 is 691 × 103307.
Since it has a total of 2 prime factors.
10 , 10 , 81 , 60 , 876 , 692 , 2760 , 6954 , 97877 , 35384 , 357134 , 713776 , 4773987 , 212859 , 93749634 , 32963211 , 399613704 , 413244517 , 1399175088 , 6963163505
n×2
142770274
n×3
214155411
n×4
285540548
n×5
356925685
n÷2
35692568.5
n÷3
23795045.666667
n÷3
17846284.25
n÷5
14277027.4
n2
5095837784508769
n3
3.6376707837693E+23
n4
2.5967562726027E+31
n5
1.8536980227535E+39
2 √n8448.9725410845
3 √n414.82914920103
4 √n91.918292744614
5 √n37.215303015551
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
-71385136 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 71385137 can be divided by 4 positive divisors.
The sum of these divisors (counting 71385137) is 1, the average is 0.25.
Base
System
Value
2
Binary
100010000010100000000110001
3
Ternary
11222022201222222
4
Quaternary
10100110000301
5
Quinary
121233311022
6
Senary
11030010425
8
Octal
420240061
10
Decimal
71385137
12
Duodecimal
1baa6a15
16
Hexadecimal
4414031
20
Vigesimal
12632gh
36
Base36
16i14h
md5
79ca2752daee6804c465609814458b26
sha1
b9d0d48a24d6601cb406abe6c9be8f2b52dd59f5
sha256
f88f732ffbc61e01946fd56c7725b57a4969a02eb339a1b4a39d4c5b11a9338a
sha512
d6546348bf368453e8bc909b339ca28734d10a6b9456d8aadb4de099b24e9f3c3d8a8f6d48c2b608be58fd28d6c83a1dd8eb537fe24a962e35548ed11484d495
ripemd-160
7c4de4c2aa21101be25d067cff213922fda8465e
Diameter
142770274
Circumference
448526043.9494
Area
1.6009046547698E+16
Volume
1.5237439747291E+24
Surface area
6.4036186190792E+16
Circumference
448526043.9494
Perimeter
285540548
Area
5095837784508769
Diagonal
100953828.89726
Surface area
30575026707052614
Volume
3.6376707837693E+23
Space diagonal
123642684.18926
Perimeter
214155411
Area
2.2065624874746E+15
Altitude
61821342.094632
Surface area
2.2065624874746E+15
Volume
4.2870361315458E+22
Height
33651276.299087