71387458 is an even 8-digits composite number following 71387457
and preceding 71387459 . In scientific notation, it is written as 7.1387458 × 10^7.
The sum of its digits is 43. It has a total of 3 prime factors and 8 positive divisors.
There are 35677440 positive integers (up to 71387458) that are relatively prime to 71387458.
71387458 has 8 divisors, whose sum is 107130060
The reverse of 71387458 is 85478317
Previous prime number is 2609
Is Prime? no
Number parity even
Number length 8
Sum of Digits 43
Digital Root 7
Name
seventy-one million three hundred eighty-seven thousand four hundred fifty-eight
Scientific notation
7.1387458 × 10^7
Engineering notation
7.1387458 × 10^6
Prime Factorization
2 × 2609 × 13681
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
71387458
Product of the distinct prime numbers
The prime factorization of 71387458 is 2 × 2609 × 13681.
Since it has a total of 3 prime factors.
6 , 10 , 4 , 56 , 44 , 206 , 2401 , 3797 , 68019 , 70483 , 424534 , 786440 , 3673235 , 1124086 , 38354517 , 31373347 , 530486680 , 668568898 , 5470734380 , 3809034493
n×2
142774916
n×3
214162374
n×4
285549832
n×5
356937290
n÷2
35693729
n÷3
23795819.333333
n÷3
17846864.5
n÷5
14277491.6
n2
5096169159701764
n3
3.638025618491E+23
n4
2.5970940104295E+31
n5
1.8539993959159E+39
2 √n
8449.1098939474
3 √n
414.83364503896
4 √n
91.919039888085
5 √n
37.215545014372
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
-71387457
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 71387458 can be divided by 8 positive divisors.
The sum of these divisors (counting 71387458) is 1, the average is 0.125.
Base
System
Value
2
Binary
100010000010100100101000010
3
Ternary
11222022212011221
4
Quaternary
10100110211002
5
Quinary
121233344313
6
Senary
11030025254
8
Octal
420244502
10
Decimal
71387458
12
Duodecimal
1baa822a
16
Hexadecimal
4414942
20
Vigesimal
12638ci
36
Base36
16i2wy
md5
236617d4398afc592504d51330154cda
sha1
161ddfcc8aa4b873a0b6fe7a354ea31016c075ed
sha256
b5c3ba0674037a032e0ace9937fae02c9bc73b3b8f9a36d82c816e9b495e7744
sha512
8cac1c5bbfc3adc5966da50645a14b4fde479a8ae7ab0bf9ac56e01b8a27593e4753b8a839cebd9a3f8ae65338624291c1f802be4afd8e804046cf912a9e8f76
ripemd-160
74574913722e470257a69305c9d2b490554fbaa6
Diameter
142774916
Circumference
448540627.2225
Area
1.601008759357E+16
Volume
1.5238926075497E+24
Surface area
6.404035037428E+16
Circumference
448540627.2225
Perimeter
285549832
Area
5096169159701764
Diagonal
100957111.28694
Surface area
30577014958210584
Volume
3.638025618491E+23
Space diagonal
123646704.27919
Perimeter
214162374
Area
2.2067059771423E+15
Altitude
61823352.139595
Surface area
2.2067059771423E+15
Volume
4.2874543082757E+22
Height
33652370.42898