71156988 is an even 8-digits composite number following 71156987
and preceding 71156989 . In scientific notation, it is written as 7.1156988 × 10^7.
The sum of its digits is 45. It has a total of 5 prime factors and 24 positive divisors.
There are 19984320 positive integers (up to 71156988) that are relatively prime to 71156988.
71156988 has 24 divisors, whose sum is 138558560
The reverse of 71156988 is 88965117
Previous prime number is 1281
Is Prime? no
Number parity even
Number length 8
Sum of Digits 45
Digital Root 9
Name
seventy-one million one hundred fifty-six thousand nine hundred eighty-eight
Scientific notation
7.1156988 × 10^7
Engineering notation
7.1156988 × 10^6
Prime Factorization
2 × 2 × 9 × 1281 × 1543
Composite number
ω
Distinct Factors
4
Total number of distinct prime factors
Ω
Total Factors
5
Total number of prime factors
rad
Radical
35578494
Product of the distinct prime numbers
The prime factorization of 71156988 is 2 × 2 × 9 × 1281 × 1543.
Since it has a total of 5 prime factors.
3 , 2 , 96 , 44 , 141 , 697 , 3333 , 9446 , 86638 , 99718 , 650889 , 62440 , 3380023 , 3817146 , 14839722 , 51135135 , 906929585 , 806950774 , 3550266354 , 4906684548
n×2
142313976
n×3
213470964
n×4
284627952
n×5
355784940
n÷2
35578494
n÷3
23718996
n÷3
17789247
n÷5
14231397.6
n2
5063316941232144
n3
3.6029038282745E+23
n4
2.5637178447368E+31
n5
1.8242643991333E+39
2 √n
8435.4601534238
3 √n
414.3867421582
4 √n
91.844761164825
5 √n
37.191484305065
1 , 2 , 4 , 9 , 18 , 36 , 1281 , 1543 , 2562 , 3086 , 5124 , 6172 , 11529 , 13887 , 23058 , 27774 , 46116 , 55548 , 1976583 , 3953166 , 7906332 , 17789247 , 35578494 , 71156988
24 divisors
τ
Total Divisors
24
Total number of the positive divisors of n
σ
Sum of Divisors
1
Sum of all the positive divisors of n
s
Aliquot Sum
-71156987
Sum of the proper positive divisors of n
A
Arithmetic Mean
0.041666666666667
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
24
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 71156988 can be divided by 24 positive divisors.
The sum of these divisors (counting 71156988) is 1, the average is 0.041666666666667.
Base
System
Value
2
Binary
100001111011100010011111100
3
Ternary
11221220011001000
4
Quaternary
10033130103330
5
Quinary
121204010423
6
Senary
11021050300
8
Octal
417342374
10
Decimal
71156988
12
Duodecimal
1b9b6990
16
Hexadecimal
43dc4fc
20
Vigesimal
124ec98
36
Base36
16d530
md5
d731c18b7be9e6b94c0b81f585802b6c
sha1
3a7d60aee5c4c30aaec1c3ef3681ae1e8cb4dec3
sha256
3fa263eddbdd01474d90518cca5b52ab3efeca2121a391fd1305221d944ac628
sha512
38ff4c71bd52607fca3e0a287ec99fa0e513bcf07b64962a94e61e3d081009ae5e9b1f2803e8ed4424a6e539211f0ab87574955b249b215799a57db017641c2c
ripemd-160
8f8c37e7db067a4c15b26dd6bdae1cfdff86d12c
Diameter
142313976
Circumference
447092541.50475
Area
1.5906879305372E+16
Volume
1.5091808264664E+24
Surface area
6.3627517221487E+16
Circumference
447092541.50475
Perimeter
284627952
Area
5063316941232144
Diagonal
100631177.48722
Surface area
30379901647392864
Volume
3.6029038282745E+23
Space diagonal
123247518.52957
Perimeter
213470964
Area
2.1924805492596E+15
Altitude
61623759.264784
Surface area
2.1924805492596E+15
Volume
4.2460628815598E+22
Height
33543725.829073